Rolls-Royce Archives

Rolls-Royce Experimental Archives: Box ExFiles\Box 153\2\        Box Selection

IdentifierEntry
scan0001 Modifications to the side steering tube for the Ph.III Marles Steering on 25/30 HP models.
View original record To E. c. to Hy. c. to Da. X1300 Hs/FJH.7/KW.2.1.36. Side Steering Tube for Ph.III Marles Steering on 25/30 HP. When we use a Marles type steering on the 25 HP. chassis we find that owing to the lower…

scan0002 Letter to Adamant Engineering Co. Ltd. regarding a machining error on roller followers and progress on steering joggle experiments.
View original record V1300 Exptl. Dept. HS/FJH.S/JH. 24th January, 1936. The Adamant Engineering Co.,Ltd., Dallow Road., Luton. For the attention of Commdr. Matravers. Dear Sirs, We are returning to you under separate…

scan0003 Letter from a supplier confirming the despatch of replacement parts for faulty items previously sent.
View original record X1300 I AD FORM 93. Telegrams : “ADAMANT, Phone, Luton.” CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 1818 (2 Lines). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating…

scan0004 Letter to Adamant Engineering Co. Ltd. requesting a modified double tooth gear for a Bentley.
View original record X1300 Exptl. Dept. Hs/FJH.10/KW. 6th February, 1936. Commdr. Matravers, The Adamant Engineering Co.Ltd., Dallow Road, Luton. Dear Sir, We wish to have another 1.7/16" double tooth gear for a Bentley,…

scan0005 The road testing and deflection measurements of a gear, with proposed modifications and an inquiry about returning an unused part.
View original record -2- Hs/FJH.10/KW.6.2.36. The gear we already have has now done about 5,000 miles on the road, and we are very pleased with it apart from the sponginess. We now intend to endurance test the gear on our…

scan0006 Letter from Adamant Engineering Company regarding the design and delivery of steering gears.
View original record X1300 AD. Form 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 1818 (2 Lines). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0007 Letter from Adamant Engineering discussing modifications to a double tooth gear for a Bentley.
View original record X1300 AD FORM 93. Telegrams: 'ADAMANT, Phone, Luton.' CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 1818 (2 Lines). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0008 Letter from Adamant Engineering Company regarding the supply of unused L.7 gears.
View original record Contd: -2- Messrs. Rolls-Royce, Ltd., with it. In reply to your last paragraph referring to the third of the L.7 gears which we supplied to you, which has not been used, although this is different…

scan0009 Letter from Adamant Engineering Company regarding the completion and despatch of three replacement rollers.
View original record AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 1818 (2 Lines). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J. C.…

scan0010 Letter from Adamant Engineering Company confirming an order for a Double Roller Marles Steering Gear for a Bentley.
View original record X1300 CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." Telephone: LUTON 1818 (2 Lines). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0011 Technical drawing for a Standard Drop Arm Stamping.
View original record SECTION BB IN DIRECTION OF ARROW B DRAFT ON LUGS NOT TO EXCEED 5° LUGS ADDED 5-5-30 BRINELL NO ADDED & SPEC HEAT TREAT TO MATL 14-11-31 1/8 RAD ON DIMPLE WAS 1/4 RAD 3-6-30 THICKNESS WAS 1.0625" LIMIT…

scan0012 Order for a modified Steering Gear from Adamant Engineering Co.
View original record X1300 To Roy. Hs/FJH.16/KW.14.2.36. Will you please send to the Adamant Engineering Co., Luton, an official order for one Steering Gear as specified below :- 1.7/16 Double Tooth Marles Gear, similar…

scan0013 Letter to Adamant Engineering Co. Ltd. confirming a telephone order for a Double Tooth Marles Steering Gear.
View original record Exptl. Dept. Hs/FJH.15/KW. 14th February, 1936. The Adamant Engineering Co.Ltd., Dallow Road, Luton. For the attention of Commdr. Matravers. Dear Sirs, We thank you for your letters of 12th and 13th…

scan0014 Comparison of friction torque figures for different bearing setups in Marles Steering gears for the Ph.III and 25 HP models.
View original record V300 To Da. c. to Ev. Hs/FJH.15/KW.28.2.36. Marles Steering. We give below figures for the friction of the Timken bearings as fitted to the Ph.III and 25 HP. steering gears. Friction Torque for one…

scan0015 Letter to Adamant Engineering Co. Ltd. regarding progress and a previous fault on a small Marles gear.
View original record X1300 Exptl. Dept. Hs/FJH.6/JH. 23rd March, 1936. The Adamant Engineering Co.Ltd., Dallow Road, Luton, Beds. For the attention of Comdr. Matravers. Dearsirs, We hope that progress on the small Marles…

scan0016 Correspondence with The Adamant Engineering Co. Ltd. regarding a drop arm and gear dimensions.
View original record X1300 Exptl. Dept. Hs/FJH.3/KW. 24th March, 1936. Your Ref: FGM/ANR/CJ. The Adamant Engineering Co.Ltd., Dallow Rd., Luton, Beds. For the attention of F.W. Jackson Esq. Dear Sirs, Re your letter of…

scan0017 Letter from Adamant Engineering Company regarding the completion of an experimental steering gear and requesting further information.
View original record X1300 AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0018 Letter from Adamant Engineering Company Limited regarding the inspection of a steering gear assembly and requesting a drawing of the Drop Arm.
View original record - 2 - Messrs. Rolls-Royce, Ltd. Referring to the second paragraph of your letter of the 23rd, although, as mentioned above, the steering gear is assembled ready for despatch, in accordance with the…

scan0019 Letter from Adamant Engineering confirming receipt of correspondence and discussing work on Drop Arm Ex.21856.
View original record X1300 1 AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating…

scan0020 Dispatch request for one Bishop Steering to be sent to Cam Gear Ltd.
View original record To D/BP. c. to Roy/Ms. c. to G/Mt. X1300 Hs/Les.23/KW.27.3.36. Will you please despatch to :- Cam Gear Ltd., Biscot Rd. Works, Luton, Beds. One Bishop Steering. Order No. 54307. Hs/Les.

scan0021 Letter to Cam Gears Ltd. returning a tested Bishop steering part with performance feedback.
View original record Exptl. Dept. Hs/Les.24/KW. 27th March, 1936. Messrs. Cam Gears Ltd., Biscot Road Works, Luton, Beds. For the attention of Mr. Pentony. Dear Sirs, We are returning to you the Bishop steering which you…

scan0022 Letter from Cam Gears Ltd. regarding a returned steering gear, advising against its use for a road test.
View original record MANUFACTURERS OF THE BISHOP PATENT STEERING GEAR IN ASSOCIATION WITH GEORGE KENT LTD REG. OFFICE, 199, HIGH HOLBORN, W.C.1. X1300 CAM GEARS LTD. DIRECTORS: COMMR P.W.KENT, R.N. RETD H.LEESE.…

scan0023 Requesting payment approval for an invoice from the Adamant Engineering Company for a steering gear.
View original record Hs. F.J.H. ROY/MS18/P.23.4.36. In accordance with Hs/FJH.10/KW. and Hs/FJH15/KW. of 6th and 14th February last addressed to the Adamant Engineering Company, we sent our official order No. 11293 dated…

scan0024 Authorising payment of an invoice from the Adamant Engineering Co.
View original record X1300 To Roy. Hs/FJH.30/KW.24.4.36. Replying to Roy/Ms.18/P.23.4.36, the invoice from the Adamant Engineering Co. amounting to £24. 3. 8d. may be paid. Hs/F.J.Hardy.

scan0025 Clarifying design points for the Marles Steering system on Phantom III, 25/30 HP, and Wraith II models.
View original record X1300 To BY. Copy to Mr. Hs/Rm. Mr. Hs/DLY. GRY Marles Steering. ------- Certain points in connection with the design of our Marles type of steering have arisen in conjunction with the Phantom III,…

scan0026 Steering wheel attachment and modifications for the Wraith II steering box.
View original record -2- frozen the key is still an easy fit in the keyway, both on the driving faces and on the top, in order to avoid any chance of the key taking all the shrinkage load. It would appear necessary to…

scan0027 Clarifying design points for the Marles Steering system on various car models.
View original record X13DD To DY. Copy to EWO. Ha/Pem. Ipen. Hs/HDY. E/Ev.3/MN.5.5.36. --.---------------- Marles Steering. ----------------- Certain points in connection with the design of our Marles type of steering…

scan0028 Technical memo discussing the steering wheel attachment and the Wraith II Steering Box.
View original record -2- frozen the key is still an easy fit in the keyway, both on the driving faces and on the top, in order to avoid any chance of the key taking all the shrinkage load. It would appear necessary to…

scan0029 Official order for 3 cams and 3 rollers for a Wraith, order number 54127.
View original record X/1300 To Roy. c. to RHC/WSC. HS/FJH.15/JH.14.5.36. Will you please send an official order to the Adamant Engineering Co. Luton, for 3 cams and 3 rollers as specified in our letter to them, a copy of…

scan0030 Letter to The Adamant Engineering Co. Ltd. requesting the supply of experimental steering gear parts.
View original record X1300 Exptl. Dept. Hs/FJH.10/KW. 14th May, 1936. The Adamant Engineering Co.Ltd., Dallow Road, Luton. For the attention of Commdr. Matravers. Dear Sirs, We are going to try experimentally on one of…

scan0031 Letter from Adamant Engineering Company regarding the design of special Cams and Rollers.
View original record X1300 1 AD FORM 93. CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telegrams : “ADAMANT, Phone, Luton.” Telephone : LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating…

scan0032 Letter to Adamant Engineering Co. Ltd. requesting remarks on the design of special cams and rollers.
View original record X1300 Exptl. Dept. Hs/FJH.14/KW. 18th May, 1936. The Adamant Engineering Co.Ltd., Dallow Road, Luton. For the attention of Commdr. Matravers. Dear Sirs, We thank you for your letter of the 16th inst.…

scan0033 Letter from Adamant Engineering Company regarding drawings and a design suggestion for a Cam and Roller.
View original record AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). X1300 ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0034 Letter from Adamant Engineering Company regarding manufacturing difficulties with a Cam specification.
View original record Messrs.Rolls-Royce,Ltd., Contd.2. this point and advise us as soon as you have come to a decision. In regard to Section 3 of your Specification, due to the method of manufacture of the Cam, we find…

scan0035 Failure in the Marles steering cam wheel bearing and proposing design modifications for the Wraith II.
View original record To BY. Copy to Rm. Hs/Nm. REC. Hay/NEY. X1300 F.J. HARDY. R/Ev.1/MN.19.5.36. Marles Steering - All Cars. It has been reported to us that there has been a failure of one of the balls in the cam wheel…

scan0036 Letter from Adamant Engineering Company, Ltd. regarding previous correspondence.
View original record X1300 I AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). NATIONAL SCHEME FOR DISABLED MEN ADAMANT ENGINEERING…

scan0037 Letter from Adamant Engineering Company confirming a meeting appointment with Mr. J. F. Hardy.
View original record X1300 AD FORM 93. CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telegrams: "ADAMANT, Phone, Luton." Telephone: LUTON 2662 (3 LINES). [Logo: NATIONAL SCHEME FOR DISABLED MEN] ADAMANT…

scan0038 Letter to The Adamant Engineering Co. Ltd confirming a request for a special steering cam and rollers.
View original record X1300 Exptl. Dept. Hs/FJH.14/KW. 27th May, 1936. Commdr. F.G. Matravers, The Adamant Engineering Co.Ltd., Dallow Road, LUTON. Dear Commdr. Matravers, We are writing to confirm that, during the…

scan0039 Request to send an official order to Adamant Engineering Co. for a special steering cam and rollers for experimental work.
View original record ✓1300 To Roy. Hs/FJH.15/KW.27.5.36. Will you please send an official order to the Adamant Engineering Co. for the following pieces - 1. Special Steering Cam, similar to our F.60995 but with two…

scan0040 Letter from Adamant Engineering Company regarding the inability to modify an order of rollers for a 25/30 car.
View original record X1300 AD FORM 93. Telegrams : "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone : LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating…

scan0041 Letter from Adamant Engineering Company confirming the production of a special 25 HP Steering Cam and rollers.
View original record X1300 I AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating…

scan0042 Letter to a supplier regarding the specifications and accuracy of rollers and cam bores.
View original record X1300 Exptl. Dept. Hs/FJH.6/KW. 29th May, 1936. Commdr. F.G. Matravers, The Adamant Engineering Co.Ltd., Dallow Road, LUTON. Dear Commdr. Matravers, We thank you for your letter of the 27th inst., and…

scan0043 Table of mean diameter measurements for the bore of 25 HP steering cams.
View original record BORE OF 25 H.P. STEERING CAMS. Cam No. Mean dia. at the two ends of cam. Cam No. Mean dia. at the two ends of cam. 1 1.1248 1.1256 25 1.1255 1.1257 2 1.1254 1.1252 26 1.1260 1.1255 3 1.1252 1.1255 27…

scan0044 Letter from Adamant Engineering discussing manufacturing tolerances and production issues related to cam bores.
View original record X1300 CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." Telephone: LUTON 2662 (3 LINES). [Logo: National Scheme for Disabled Men] ADAMANT…

scan0045 Letter to F.J. Hardy discussing the high cost and difficulty of manufacturing Cams to very fine limits.
View original record F.J.Hardy,Esq.. Contd.2. the very fine limit required. The material after heat treatment is over 70 tons per square inch, and as it is, the cost of Broaching, even to the limits we get now, is very…

scan0046 Visit to Adamant Engineering Co. concerning a ball bearing failure in a steering component.
View original record To E. c. to Wor. c. to By. c. to Da. c. to Ev. X1300 Hs/FJH.25/KW.8.6.36. Visit to Adamant Engineering Co. We visited the Adamant Engineering Co. on the 26th May, in connection with the recent failure…

scan0047 The manufacturing accuracy of cams, the process for steering tubes, and proposed improvements for 25/30 HP rollers.
View original record -2- Hs/PJH.25/KW.8.6.36. The question of the accuracy of the bore of cams supplied to us by Adamants was also discussed. We pointed out that the bore of cams as received varied from 1.1244 to 1.1270,…

scan0048 Letter to Adamant Engineering Co. Ltd. regarding the return of faulty cams and rollers.
View original record X1300 Exptl. Dept. Hs/FJH.24/KW. 15th June, 1936. The Adamant Engineering Co.Ltd., Dallow Road, LUTON. For the attention of Commdr. Matravers. Dear Sirs, We are returning to you under separate cover…

scan0049 Request to return faulty Wraith steering parts to Adamant Engineering Co. Ltd.
View original record To RHC/CEP. X1300 Hs/FJH.25/KW.15.6.36. Will you please return to the Adamant Engineering Co.Ltd., Dallow Road, Luton, the following Wraith steering parts - 1. Cam to Adamant Co.Drawing M.22166. 1.…

scan0050 Letter from Adamant Engineering Company regarding an error in the manufacture of cams and rollers, and arranging for replacements.
View original record F.J. HARDY X1300 AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J. C. THREADGOLD & SONS. Established 1878.)…

scan0051 Request to return two faulty Wraith Steering Cams to Adamant Engineering Co. Ltd. for replacement.
View original record To RHC/CEP. X1300 Hs/FJH.15/KW.17.6.36. Will you please return to the Adamant Engineering Co.Ltd., Luton, the two Wraith Steering Cams to Adamant Co. drawing M.22166, which we have handed to you.…

scan0052 Letter to Adamant Engineering Co. Ltd. urgently requesting the delivery of a steering cam and rollers.
View original record V130D Exptl. Dept. Hs/FJH.31/KW. 22nd June, 1936. The Adamant Engineering Co.Ltd., Dallow Road, LUTON. For the attention of Commdr. Matravers. Dear Sirs, We are urgently requiring the special 25 H.P.…

scan0053 Letter from Adamant Engineering Company regarding manufacturing issues with cams and rollers for order 17800.
View original record X1300 AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0054 Letter from Adamant Engineering Company regarding incorrectly manufactured replacement Cams.
View original record Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. AD FORM 93. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J. C.…

scan0055 Letter from Adamant Engineering Company regarding unsatisfactory rollers and the production of replacements.
View original record X1300 AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0056 Concluding page of a letter from Adamant Engineering Company, Ltd.
View original record Contd: -2- 13th July, 1936. Messrs. Rolls-Royce, Ltd., Assuring you of our best attention at all times, We are, Yours faithfully, for ADAMANT ENGINEERING COMPANY, LTD. [Signature] Managing Director.…

scan0057 Technical drawing for a Roller (Lead .7').
View original record ALTERATION Location Date Initial DETAIL FIGURES SHOW ALTERATIONS TO TOOTH FORM SHOWN ON ROLLERS RETURNED FROM ROLLS-ROYCE AND MODIFIED WH-13476 1.8603" +.003 TO SHARP CORNERS (1.8581") .921 DIA +.001…

scan0058 Engineering drawing for a Roller (Lead .7').
View original record ALTERATION Location Date Initial BLACK FIGURES SHOW DIMENSIONS OF CHECK ON ROLLER RETURNED FROM ROLLS ROYCE AND MADE UNDER WHP 13476 TOOL ROOM (1.853") 1.8603 DIA ±.003 TO SHARP CORNERS .921 DIA CRS…

scan0059 Engineering drawing for a toothed and grooved roller.
View original record THESE FACES TO BE FINISHED SMOOTH AND FREE FROM SCALE AND SCALE MARKS. RED FIGURES SHOW DIMENSIONS OF TOOL ROOM CHECK ON ROLLER PATTERN. ROLLS ROYCE AND MADE UNDER WN. 15495. ALL TOOTH FACES MUST RUN…

scan0060 Letter to Adamant Engineering Co. Ltd. regarding the production and improvement of steering gear parts.
View original record X1300 c. Hs/Mr. Hardy. [Signature] 14th. July 1936. BY.13/G. Messrs. Adamant Engineering Co. Ltd., Dallow Road, Luton. For the attention of Commander F.G. Matravers. Dear Sirs, Referring to the…

scan0061 Letter to The Adamant Engineering Co. Ltd. concerning the supply and manufacturing tolerances of roller followers.
View original record X1300 Exptl. Dept. Hs/FJH.32/KW. 15th July, 1936. Your Ref: FGM/IFW. The Adamant Engineering Co.Ltd., Dallow Road, Luton. For the attention of Commdr. Matravers. Dear Sirs, We thank you for your…

scan0062 Letter from Adamant Engineering acknowledging correspondence and awaiting prints for a Ransome & Marles proposal.
View original record X1300 I AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating…

scan0063 Letter from Adamant Engineering Company regarding the production of rollers, drawing revisions, and proposed improvements.
View original record BY.13/G FWJ/AMR/CJ. 15th July, 1936. Messrs. Rolls-Royce, Ltd., DERBY. Attention of R. W. Hardy Bailey, Esq. Dear Sirs, We beg to acknowledge receipt of your letter of the 14th instant, addressed for…

scan0064 Requesting an official order be sent to Adamant Engineering Co. Ltd. for 15 Roller Followers.
View original record To Roy. X1300 Hs/FJH.8/KW.17.7.36. Will you please send an official order to the Adamant Engineering Co.Ltd., for 15 Roller Followers to our F.61281. We attach a copy of our letter to them, reference…

scan0065 Letter to Adamant Engineering Co. Ltd. regarding specifications for grinding ball race tracks on a roller follower.
View original record K1380 Exptl. Dept. Hs/FJH.7/KW. 17th July, 1936. The Adamant Engineering Co.Ltd., Dallow Road, Luton. For the attention of Commdr. Matravers. Dear Sirs, Further to our letter of the 15th inst., we…

scan0066 Request for 15 rollers to F.61281 and a notification of works closure.
View original record -2- Hs/FJH.7/KW.17.7.36. Will you please send us as soon as possible 15 rollers to F.61281. Our order office will send you an official order for these very shortly. Our Works will be closed from…

scan0067 Payment approval for an invoice from Adamant Eng. Co.Ltd for a special steering cam and rollers.
View original record F.J.H. X1300 Hs/FJH. ROY/MS.3/FS. 17th July 1936. Referring to the Special Steering Cam and Rollers ordered per your requisition Hs/FJH.15/KW. dated 27th May last, please note we have received an…

scan0068 Letter from Adamant Engineering Company regarding drawings for rollers and tracks, proposing a new grinding fixture.
View original record X1300 I AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating…

scan0069 Letter from Adamant Engineering Company Limited regarding manufacturing suggestions for a roller part.
View original record - 2 - Messrs. Rolls-Royce, Ltd. roller. We therefore suggest that you inspect this arrangement and submit to Messrs. Ransome & Marles that they adopt same type of fixture for the grinding of the ball…

scan0070 Letter to Adamant Engineering Co. Ltd. regarding grinding specifications for 15 rollers.
View original record X1300 Experimental Dept. Hs/FJH.11/MA. 3rd August, 1936. Messrs.Adamant Engineering Co.Ltd., Dallow Road, LUTON. Your reference FWJ/AMR/CJ. Dear Sirs, For the attention of Commdr.Matravers. Re your…

scan0071 Internal memorandum authorising the payment of an invoice for £13.2.0d.
View original record X1300 To Roy/Ms. Hs/FJH.30/JH.4.8.36. Re your memo. Roy/Ms.3/FS.17.7.36. Will you please note that the invoice for £13.2.0d. may be paid. Hs/F.J.Hardy.

scan0072 Letter to a supplier regarding the grinding of steering rollers for the 25/30 HP model, enclosing relevant drawings.
View original record Hs/FJH.20/MA. 4th August, 1936. Messrs.Ransome & Marles Bearing Co.Ltd., NEWARK-ON-TRENT. For the attention of F.O.Hickling, Esq. Dear Sirs, In connection with the 25/30 HP. steering rollers whichyou…

scan0073 Letter from Ransome & Marles Bearing Co. regarding steering gear components.
View original record London Office: 17, VICTORIA STREET, WESTMINSTER, S. W. 1. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFISLUNDA, SOWEST, LONDON BALL & ROLLER R&M BEARINGS F.R. HARDY Telegraphic Address: "BEARINGS,…

scan0074 Page 2 of a follow-up letter from Ransome & Marles Bearing Co. Ltd. concerning a discussion about gear sizes.
View original record -2- RANSOME & MARLES BEARING Co., Ltd. 5-8-36. Messrs. Rolls Royce Ltd., D E R B Y. We trust the foregoing fully answers your requirements, and await your further instructions with respect to the…

scan0075 Quotation from Ransome & Marles Bearing Co., Ltd. for fifteen sets of steering gear components.
View original record QUOTATION. RANSOME & MARLES BEARING Co., Ltd. 5th August 1936. Your Bearing No. Our Bearing No. Type of Bearing and Dimensions Quantity Required Price Each £ s. d. Delivery FIFTEEN SETS of Steering…

scan0076 The dispatch of two Phantom III steering roller followers for external examination and report.
View original record To RHC/CEP. x 350 Hs/FJH. 7/JH/5.8.36. We hand you herewith two Ph. III steering roller followers F.87552. Will you please send them as labelled to (a) Messrs. Adamant Engineering Co.Ltd., Dallow Rd.,…

scan0077 Letter to Adamant Engineering Co. Ltd. concerning premature wear on a roller follower for a steering gear.
View original record X1300 Exptl. Dept. HS/FJH. 6/JH. 5th August, 1936. Messrs. Adamant Engineering Co.Ltd., Dallow Road, Luton. For the attention of Comdr. Matravers. Dear Sirs, We are returning to you under separate…

scan0078 Request to modify a 1 7/16 gear for a Bentley to incorporate an outboard bearing and to provide a corresponding print.
View original record -2- Hs/FJH.6/JH. 5.8.36. We were wondering whether you could modify the first 1 7/16 gear you supplied for the Bentley, to bring it into line with the second gear and in addition to incorporate the…

scan0079 Issue with Marles Steering and a proposed design modification to the cover.
View original record X1300 FJ HARDY BY. c.c. Hs/Rm. Da.3/HP.7.8.36. Marles Steering. Referring to Hs/Rm.17/JH.31.7.36, the primary cause of this trouble was the omission during erection of one adjusting washer, causing…

scan0080 Letter from a supplier discussing the hardness and case depth of a steering gear roller component.
View original record London Office: 17, VICTORIA STREET, WESTMINSTER, S. W. 1. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFISLUNDA, SOWEST, LONDON Branch Offices: LONDON, BIRMINGHAM, MANCHESTER, LEEDS, NOTTINGHAM AND-…

scan0081 Page 2 of a letter from Ransome & Marles Bearing Co. regarding the examination of case depth and loading on a tooth form.
View original record RANSOME & MARLES BEARING Co., Ltd. - 2 - Messrs. Rolls Royce, Limited, D E R B Y. 7-8-36. When our Works re-open we will examine the depth of case etc. and let you have our further remarks, and in the…

scan0082 Letter from Adamant Engineering Company confirming progress on order O/21130 and requesting dispatch instructions.
View original record X1300 | 1 AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). [Logo: NATIONAL SCHEME FOR DISABLED MEN] ADAMANT…

scan0083 Letter from Adamant Engineering regarding the examination of a faulty roller and a query about modifying a steering gear.
View original record Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. AD FORM 93. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J. C.…

scan0084 Letter from Adamant Engineering Company Limited requesting further instructions regarding new parts.
View original record - 2 - Messrs. Rolls-Royce, Ltd. We would say in support of this that a new Rocker Shaft, new box and new cover would be required, amongst other things. In view of the above, we should be glad to have…

scan0085 Letter to Adamant Engineering concerning an order for rollers and issues with faulty case hardening.
View original record X1300 Hs/FJH.16/MA. 14th August, 1936. The Adamant Engineering Co.Ltd., Dallow Road, Luton. Your reference FGM/AMR/CJ. For the attention of Commdr.Matravers. Dear Sirs, We thank you for your letters…

scan0086 Letter to Ransome & Marles Bearing Co. Ltd. regarding the load specifications for steering rollers.
View original record Exptl. Dept. Hs/FJH.5/JH. 14th August, 1936. Your ref. Tech. Dept.FOH/MB. Messrs. Ransome & Marles Bearing Co.Ltd., Newark-on-Trent. For the attention of F.O.Hickling Esq. Dear Sirs, We thank you for…

scan0087 Letter from Adamant Engineering Co. Ltd. enclosing a blueprint of a gear with outboard bearing, which was omitted from a previous correspondence.
View original record X17300 AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0088 Modification to the Marles Steering system regarding a tapping hole.
View original record Hs/Rm. c. E. c. DA. c. BY/HEB X1300 BY.4/G.17.8.36. F.J. HARDY. MARLES STEERING. ----------- Referring to your Da.3/HP.7.8.36. in reply to Hs/Rm.17/JH.31.7.36. based on Mr. Scholes's findings at…

scan0089 Cause of steering inefficiency and wandering in car model GUL-1, with recommendations for improvement.
View original record To Sg. & Wor. c. to C. c. to E. c. to By. c. to St. c. to Mx. Handwritten: wandering Steering of GUL-1. Attached is a report of F.J. Hardy's, enumerating the work carried out to determine the cause of…

scan0090 Investigation report into a complaint of dangerous steering on chassis GUL-1, with comparative measurements.
View original record Hs/FJH.18/KW.18.6.36. Steering of Chassis GUL-1. The above chassis was returned to the Works owing to a complaint that the steering was dangerous at over 50 M.P.H. During a trial run on the car as…

scan0091 Considering the likely cause of a feeling of stickiness in a component.
View original record -2- Ha/PJH.18/KW.18.8.36. We consider that the tendency to pick up on the pivot thrust faces is the most likely cause of the occasional feeling of stickiness. Ha/F.J.Hardy.

scan0092 Letter from Ransome & Marles Bearing Co. regarding the steering cam roller assembly, discussing torque and pre-loading.
View original record X1300 London Office: 17, VICTORIA STREET, WESTMINSTER, S.W. 1. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFISLUNDA, SOWEST, LONDON BALL & ROLLER R&M BEARINGS Contractors to H.M.Admiralty, War…

scan0093 Letter from Ransome & Marles Bearing Co. Ltd. discussing a load figure and indentation avoidance.
View original record RANSOME & MARLES BEARING Co., Ltd. - 2 - Messrs. Rolls Royce, Limited, D E R B Y . 21-8-36. approximately 1.6 lbs/ins. and while this figure is lower than your own we are confident that not only will…

scan0094 Telegram chasing an outstanding order for fifteen rollers.
View original record X1300 MATRAVERS, ADAMANT, PHONE, LUTON. ANXIOUSLY AWAITING FIFTEEN ROLLERS ORDER 21130 WHEN WILL THEY BE DELIVERED. HARDY. ROYCAR.

scan0095 Follow-up letter from Ransome & Marles Bearing Co. regarding the analysis of a sectioned steering gear roller.
View original record X1300 London Office: 17 VICTORIA STREET, WESTMINSTER, S.W.1. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFISLUNDA, SOWEST, LONDON Branch Offices: LONDON, BIRMINGHAM, MANCHESTER, LEEDS, NOTTINGHAM…

scan0096 Letter from Ransome & Marles Bearing Co. regarding a recommendation on component condition, page 2.
View original record RANSOME & MARLES BEARING Co., Ltd. - 2 - Messrs. Rolls-Royce, Ltd., 24-8-36 D E R B Y : with the recommendation as previously that a deeper depth should be called for, and additionally that care…

scan0097 Agreements with Mr Maltravers regarding the manufacturing and testing of Marles Steerings cams.
View original record X1300 Rm F.J.H. Sft. Da. Hs/Hdy. EV. c. to Mr Maltravers. E.4/HP.28.8.36. re Marles Steerings. Referring to the discussion which took place in my office with Mr Maltravers, the following procedure was…

scan0098 The despatch of a Phantom III Steering Box to the Adamant Co. and an assessment of its cam.
View original record E. [redacted] - from Sft. c. Hs/Hdy. [redacted] X1300 Sft.4/EMG.2.9.36. With reference to memo' E.4/HP.28.8.36, please note we have this afternoon sent to the Despatch Stores one P.III Steering Box…

scan0099 Despatch note requesting a Phantom III Steering Box to be sent to Messrs. Adamant Co.
View original record X1300 P/BB. c. Sft. Ps. Hs/Hdv. c/Sft. E/Lid.2/HP.3.9.36. Will you please despatch to Messrs. Adamant Co. Dallow Road, Luton, addressed for the attention of Commander Maltravers:- 1 - P.III Steering…

scan0100 Request to place an official order with Ransome & Marles Bearing Co. for finishing, supplying, and grinding various bearing components for a 25/30 HP model.
View original record To Roy. ~1300 Hs/FJH.5/JH.7.9.36. Will you please send an Official Order to Messrs. Ransome & Marles Bearing Co., Newark-on-Trent, for the following :- (1) Finish grind 5 steering Rollers to our…

scan0101 Internal request to place an official order for a Marles Steering gear from the Adamant Engineering Co.
View original record ✓ 1300 To Roy. Hs/FJH.4/JH. 7.9.36. Will you please pass an Official Order to The Adamant Engineering Co., Dallow Road, Luton, for :- 1 - 1 7/16 Double tooth Marles Steering gear , as supplied to…

scan0102 Letter to The Adamant Engineering Co. Ltd. regarding the supply of experimental cams and rollers for a chassis.
View original record Exptl. Dept. Hs/FJH.9/KW. 8th September, 1936. Commdr. Matravers, The Adamant Engineering Co.Ltd., Dallow Road, Luton, Dear Commdr. Matravers, We thank you for the Vauxhall type 1.7/16 gear which we…

scan0103 Request to place an official order with Adamant Engineering Co. Ltd. for modified cams and a roller for Ph.III Steering.
View original record To Roy. X1300 Hs/FJH.10/KW.8.9.36. Will you please pass an official order to the Adamant Engineering Co.Ltd., Dallow Road, Luton, for - 3. Cams and 1 Roller, similar to their M.22166/8, but with a…

scan0104 Letter to The Adamant Engineering Co. Ltd. regarding production issues caused by the eccentricity of roller followers.
View original record c. to By/HEB. c. to Sft/Mr. Brock. X1300 Exptl. Dept. Hs/FJH.19/KW. 10th September, 1936. The Adamant Engineering Co.Ltd., Dallow Road, Luton. For the attention of Commdr. Matravers. Dear Sirs, Our…

scan0105 Letter from Ransome & Marles Bearing Co. regarding proposals to modify the Steering Cam Roller Assembly for increased capacity.
View original record London Office: 17, VICTORIA STREET, WESTMINSTER, S. W. 1. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFISLUNDA, SOWEST, LONDON Branch Offices: LONDON, BIRMINGHAM, MANCHESTER, LEEDS, NOTTINGHAM AND-…

scan0106 Letter from Adamant Engineering concerning the manufacture of a Cam and Roller, noting a specification discrepancy and delivery timings.
View original record X1300 | 1 AD FORM 93. CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telegrams: "ADAMANT, Phone, Luton." Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating…

scan0107 Page 2 of a letter from Adamant Engineering Company regarding the manufacture of ball bearing rollers.
View original record Contd: -2- 11th September, 1936. Messrs. Rolls-Royce, Limited. letter, dealing with the question of Ball Bearing Manufac-turers making the Rollers entirely, I would like to say that, in view of our…

scan0108 Letter from Adamant Engineering Company regarding the eccentricity of supplied rollers for steering gears.
View original record X1300 AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0109 Letter to Adamant Engineering Co. Ltd. discussing tolerance limits for the eccentricity of rollers.
View original record X1300 Exptl. Dept. Hs/FJH.9/JH. 21st September, 1936. Messrs. Adamant Engineering Co.Ltd., Dallow Road, Luton. For the attention of Commdr. Matravers. Dear Sirs, We thank you for your letter of the…

scan0110 F.O.C. invoice for a Cam from Adamant Engineering Co. Ltd.
View original record K1300 Hs/Ll.Smith. C. to G/Mt. C. to Roy/Ms. G/Cam/EM.40/KI.22.9.36. We have received an F.O.C. invoice dated August 24th from the Adamant Engineering Co. Ltd., Luton, rendered in respect of 1. Cam.…

scan0111 Clarifying an invoice for a Cam part, stating it was not ordered by or connected to the Experimental Department.
View original record X1300 To G/Cam. c. to G/Mt. c. to Roy/MS. Hs/FJH.11/KW.23.9.36. Re your memo. G/Cam/EM./KI.22.9.36, after extensive research in your dept. we find that the invoice mentioned in the above memo. was in…

scan0112 Letter from Adamant Engineering Company regarding a revised order for rollers and manufacturing tools.
View original record F.J. HARDY AD FORM 93. Telegrams: “ADAMANT, Phone, Luton.” CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). [Logo: NATIONAL SCHEME FOR DISABLED MEN] ADAMANT…

scan0113 Letter to Adamant Engineering Co. Ltd. about grinding races for the 25/30 and Phantom III steering gears.
View original record c. ROY. c. E. c. Hs/Hdy. F.J.H. X1300 29th. September 1936. BY.S/G. Messrs. Adamant Engineering Co. Ltd., Dallow Road, LUTON. Dear Sirs, 25/30 and Phantom lll - Steering Gear. RE: Grinding of Races in…

scan0114 Letter to Adamant Engineering Co. Ltd. about making direct arrangements with Messrs. Ransome & Marles.
View original record - 2 - Messrs. Adamant Engineering Co.Ltd., LUTON. 29th. September 1936. It will be necessary for you to make your own arrangements with Messrs. Ransome & Marles direct now that you have received our…

scan0115 The transfer of 25/30 HP steering rollers to Messrs. Ransome & Marles for grinding.
View original record V130D To Roy/AW. c. to G/JWH. Hs/FJH.12/KW.1.10.36. We took to Messrs. Ransome & Marles on 30.9.36 the following 25/30 HP. steering rollers for grinding of the ball race tracks :- 7. Rollers to…

scan0116 Dispatch of steering and roller parts to Messrs. Ransome & Marles for grinding operations.
View original record To G/Mt. c: to D/BP. c: to Roy/AW. X1300 Hs/FJH.2/JH.1.10.36. We took the following parts to Messrs. Ransome & Marles of Newark-on-Trent yesterday :- 7 Steering rollers to F.61281. 14 Steering rollers…

scan0117 Letter to a supplier regarding excessive grinding allowance on supplied rollers.
View original record X1300 Exptl. Dept. Hs/FJH.18/JH. 2nd October, 1936. Messrs. Adamant Engineering Co., Dallow Road, Luton. For the attention of Commdr. Matravers. Dear Sirs, We have previously mentioned to you over the…

scan0118 Request to send 25/30 HP steering rollers and a half section to Adamant Engineering Co. Ltd.
View original record X1300 To G/Mt. c: to D/BP. Hs/FJH.19/JH. 2.10.36. Will you please send to Messrs. Adamant Engineering Co.Ltd., Dallow Road, Luton, for the attention of Commdr. Matravers, the following parts which we…

scan0119 Letter from Adamant Engineering Co. Ltd. acknowledging receipt of rollers for examination and a planned visit by Mr. Robotham.
View original record V1300 I AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating…

scan0120 Letter from British Timken regarding a works visit policy and arranging a meeting at the Motor Exhibition.
View original record F.J. HARDY BRITISH TIMKEN - LIMITED - TELEPHONE: EAST 1321 (6 LINES) TELEGRAMS "BRITIMKEN, PHONE, BIRMINGHAM" Cheston Road, Aston, BIRMINGHAM, 7. MANUFACTURERS OF TAPERED ROLLER BEARINGS ALSO BALL AND…

scan0121 Letter to Adamant Engineering Co. Ltd. arranging a meeting to discuss steerings.
View original record X130 0 Exptl. Dept. Hs/Rm.25/KW. 7th October, 1936. Commdr. Matravers, The Adamant Engineering Co.Ltd., Dallow Road, Luton. Dear Matravers, I should like to come down to see you on Tuesday next to…

scan0122 Letter from Adamant Engineering Co. Ltd. to Mr. Hardy regarding an error in the grinding allowance on rollers.
View original record X1300 I AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating…

scan0123 Letter from Adamant Engineering Co. Ltd. regarding the inspection and return of rollers with a noted deficiency.
View original record Messrs Rolls Royce Ltd. 7th October, 1936. - 2 - We have taken the liberty of breaking the other two rollers which you refer to in the third paragraph of your letter, which rollers were, of course,…

scan0124 Letter from a bearing manufacturer confirming a drawing alteration and the dispatch of parts.
View original record London Office: 17, VICTORIA STREET, WESTMINSTER, S.W.1. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFISLUNDA, SOWEST, LONDON BALL & ROLLER R&M BEARINGS Handwritten: X1300 Telegraphic Address:…

scan0125 Letter from Adamant Engineering Co. Ltd. to Mr. W. A. Robotham confirming a meeting.
View original record X1300 | AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating…

scan0126 Letter to a supplier confirming an order for 100 steering roller assemblies.
View original record Copy sent to By. X1300 Exptl. Dept. Hs/FJH.24/KW. 14th October, 1936. The Ransome & Marles Bearing Co.Ltd., Newark-on-Trent. Dear Sirs, We are writing to confirm our discussion with your Mr. Kenyon…

scan0127 Letter concerning the supply of bar steel for rollers and requesting a quotation.
View original record -2- Hs/FJH.24/KW.14.10.36. We will send you the specification of the bar steel for the rollers and our suggestions for heat treatment as soon as possible. We also wish to confirm that you will look…

scan0128 Letter from a bearing manufacturer regarding drawing modifications and a quotation for steering gear roller sets.
View original record X1300 BALL & ROLLER R&M BEARINGS London Office: 17, VICTORIA STREET, WESTMINSTER, S. W. 1. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFIISLUNDA, SOWEST, LONDON Contractors to H.M. Admiralty, War…

scan0129 Quotation from Ransome & Marles Bearing Co. for steering cam roller assemblies.
View original record QUOTATION. RANSOME & MARLES BEARING Co., Ltd. Your Bearing No. Our Bearing No. Type of Bearing and Dimensions Quantity Required Price Each £ s. d. Delivery Steering Cam Roller Assemblies, to our…

scan0130 Letter from Adamant Engineering Company regarding the chemical analysis and heat treatment of Nickel Chrome Case Hardening Steel.
View original record AD FORM 93. Telegrams: “ADAMANT, Phone, Luton.” CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J. C.…

scan0131 Letter from Adamant Engineering Company detailing a heat treatment process.
View original record Contd: -2- 14th October, 1936. Messrs. Rolls-Royce, Ltd. Carborise at 880°C. Cool in box. Quench in oil from 880°C. Quench in oil from 780°F. Temper for 20 minutes at 200°C. Assuring you of our best…

scan0132 Confirming arrangements for manufacturing 100 sets of roller followers for the 25/30 HP steering system.
View original record X13.00 To By. Hs/FJH.4/JH.15.10.36. 25/30 Steering. This memo. is to confirm that we have arranged for Messrs. Ransome & Marles to make for us 100 sets of roller followers for the 25/30 HP. steering.…

scan0133 Agreement to transfer the production of the follower roller for the 25/30 HP chassis Marles steering gear to Ransome & Marles' Works.
View original record ROY. c. Sft. c. Hs/Rm. c. Hs/Hdy. C.E. X1300 Rm 25/30 HP. CHASSIS - MARLES STEERING. As a result of a visit made by Hs/Rm. to the Adamant Engineering Co.'s Works they have at last agreed to permit the…

scan0134 Letter to Adamant Engineering Co. Ltd. requesting steel composition and heat treatment details for follower roller F.61281/2.
View original record c. Hs/Rm. c. Hs/FJH. c. Sft. c. ROY. X1300 15th. October 1936. BY.1/G. Messrs. Adamant Engineering Co. Ltd., Dallow Road, LUTON. For the attention of Commander F.C. Matravers. Dear Sirs, 25/30 HP.…

scan0135 Letter to Ransome & Marles Bearing Co. Ltd. requesting a quotation for steering roller assemblies.
View original record X1300 Exptl. Dept. Hs/FJH.29/KW. 15th October, 1936. Your Ref: Tech.Dept. FOH/AD. The Ransome & Marles Bearing Co.Ltd., Newark-on-Trent. Dear Sirs, We thank you for your letter of the 13th inst., and…

scan0136 Material specification sheet detailing chemical composition and heat treatment procedures.
View original record X1300 Carbon .10 to .20 % Sulphur .04 max.% Phosphorous .04 max.% Chrome .75 to 1.1% Nickel 2.75 to 4% Manganese .2 to .5% Silicon .3 max.% Carborise at 880°C. Cool in box. Quench in oil from 880°C.…

scan0137 Letter to Adamant Engineering regarding the production and material treatment for a follower roller on the 25/30 HP Chassis & Marles Steering.
View original record c. Hs/Rm. c. Hs/FJH. c. Sft. c. ROY. YBOO FJH 15th. October 1936. BY.1/G. Messrs. Adamant Engineering Co. Ltd., Dallow Road, LUTON. For the attention of Commander F.G. Matravers. Dear Sirs, 25/30 HP.…

scan0138 Letter from a bearing manufacturer regarding a quotation and materials for special steering roller assemblies.
View original record RANSOME & MARLES BEARING CO., LTD., MANUFACTURERS OF BALL & ROLLER BEARINGS NEWARK ON TRENT. London Office: 17, VICTORIA STREET, WESTMINSTER, S. W. 1. Telephone: ABBEY 3875 (2 LINES) Telegrams:…

scan0139 Page two of a letter from Ransome & Marles Bearing Co., Ltd. requesting further data.
View original record RANSOME & MARLES BEARING Co., Ltd. - 2 - Messrs. Rolls-Royce, Limited, D E R B Y : 17-10-36 and we shall be glad if you will forward this additional data at the earliest possible moment. Assuring you…

scan0140 Letter to Adamant Engineering Co. Ltd. concerning the settlement for a balance of 25/30 steering follower rollers.
View original record H300 c. Hs./FJH. 20th. October 1936. BY.7/G. Messrs. Adamant Engineering Co. Ltd., Dallow Road, LUTON. Dear Sirs, 25/30 STEERING - FOLLOWER ROLLERS. With reference to your letter of the 16th inst. on…

scan0141 Letter detailing the composition and heat treatment for nickel-chrome cast hardening steel, and a disagreement with the final tempering process.
View original record c. Rm/Hy. X1300 BY/EM.6/J. 21st, October 1936. Messrs. Ransome & Marles Limited, Newark-on-Trent. Dear Sirs, We have now heard from the Adamant Engineering Co, Limited, that the particulars of the…

scan0142 Recommendation for final tempering temperatures and duration.
View original record -2- 21st, October 1936. We should definitely recommend that if a final tempering is found to be necessary, it should be carried out at a temperature of 125 to 130°C. for a longer period, say one to…

scan0143 Letter to a bearing supplier detailing modifications and past faults on inner races.
View original record X 1300 Rm/FJH.14/JH. 22nd October, 1936. Messrs. Ransome & Marles Bearing Co.Ltd., Newark-on-Trent. For the attention of F.O.Hickling Esq. Dear Sirs, Re your telephone message of yesterday, we are…

scan0144 Page 2 of a letter detailing technical faults found in a roller component.
View original record -2- (3) Soft case hardening. (4) Eccentricity of roller in exceed of 0.001 clock reading on contact faces. (5) Excessive width across A as shown on attached sketch causing contact on incorrect faces…

scan0145 General arrangement of a Marles R.H. 1 7/16 type steering gear.
View original record GENERAL ARRANGEMENT OF MARLES STEERING GEAR R.H. 1 7/16 TYPE ADAMANT ENGINEERING CO LTD LUTON DRAWING No MGA22176 DATE 25-5-36 DRAWN BHL CHECKED HL REPLACED BY DRAWING No... M 22210 7" + .000 - .040…

scan0146 Letter to The Ransome & Marles Bearing Co. Ltd. regarding the supply of follower rollers and inner races for the 25/30 HP Chassis steering gear.
View original record Hs/c. Hdy. 1300 27th. October 1936. BY.5/G. The Ransome & Marles Bearing Co. Ltd., Newark on Trent. Dear Sirs, RE: STEERING GEAR. 25/30 HP. CHASSIS. Would you be good enough to give us a firm date for…

scan0147 Letter to Adamant Engineering Co. Ltd. regarding a supply shortage of follower rollers for the 25/30 HP steering system.
View original record c. Hs/Hdy. 81300Z F.J.HARDY. 27th. October 1936. BY.6/G. Messrs. Adamant Engineering Co. Ltd., Dallow Road, LUTON. Dear Sirs, 25/30 HP. STEERING ROLLERS. ------------------------ I was rather…

scan0148 Letter to Adamant Engineering Co. Ltd. regarding supply arrangements for 25/30 HP steering followers.
View original record F.J. HARDY. 1300 28th. October 1936. BY.6/G. Messrs. Adamant Engineering Co. Ltd., Dallow Road, LUTON. Dear Sirs, 25/30 HP. STEERING FOLLOWERS. ------------------------ After considering the points…

scan0149 Requesting the dispatch of experimental Bentley steering gear parts for rectification.
View original record 1300 To D/BP. c. to G/MT. Rm/FJH.5/MA.29.10.36. Will you please despatch to Messrs. The Adamant Engineering Co.Ltd., Dallow Road, Luton for the attention of Commander Matravers the following parts…

scan0150 Letter to The Adamant Engineering Co. Ltd. regarding the examination of fractured parts from a Marles gear.
View original record 1300 Exptl. Dept. Rm/FJH.27/JH. 29th October, 1936. Messrs. The Adamant Engineering Co.Ltd., Dallow Road, Luton. For the attention of Commdr. Matravers. Dear Sirs, We are sending to you under separate…

scan0151 Faults found with a rockershaft roller, its bearings, and races.
View original record -2- (1) Very poor bedding of inner races on jaws of rockershaft. (2) Width over both inner races, considerably less than width between jaws of shaft. (3) Roller contacting mainly on one inner face and…

scan0152 Requesting an examination of a fractured steering roller from a Bentley, including its material specification.
View original record 1300 To Hl/Mr. Whitehead. Rm/FJH.12/JH.30.10.36. Will you please examine the fractured steering roller which we have handed to you and let us know whether the condition of the material is as it should…

scan0153 Issues and alternative methods for fixing Marles steering cams to tubes.
View original record JT300 To RHC. Rm/FJH.14/JH.30.10.36. Marles Steering. The Works are finding that the present method of fixing steering cams to their tubes is unsatisfactory owing to inaccuracies in the broached hole…

scan0154 Analysis of a broken steering roller from The Adamant Engineering Co., finding it was not made from case hardening steel.
View original record J 1300 M.1217. To Rm/F.J. Hardy. HL1/AG.31.10.36. Laboratory. Re: Broken Steering Roller ex The Adamant Engineering Co. The above steering roller submitted by you has been examined and we find that…

scan0155 Letter to Adamant Engineering Co. Ltd. regarding a chemist's report on a roller from a Marles steering system.
View original record J 1300 Expl. Dept. Rm.5/MJ. 2nd. November, 1936. Messrs. Adamant Engineering Co. Ltd., Dallow Road, Luton. For the attention of Commander F.G. Matravers. Dear Sir, You will remember that when we were…

scan0156 Examination of a broken steering roller from the Adamant Engineering Co. to determine its material composition.
View original record COPY. To Rm/ F.J.Hardy. HL1/AG.31.10.36. N.1217. Laboratory. Re: Broken Steering Roller ex the Adamant Engineering Co. The above steering roller submitted by you has been examined and we find that…

scan0157 Letter from Vauxhall Motors clarifying a misunderstanding regarding their intention to license and manufacture Marles Steering Gear.
View original record FJH X1300 V Vauxhall Motors Ltd CONTRACTORS TO THE ADMIRALTY, WAR OFFICE & AIR MINISTRY. TELEPHONE NUMBER 2600 LUTON. LUTON. BEDS. TELEGRAMS CARVAUX, TELEX, LUTON WHEN REPLYING PLEASE QUOTE OUR REF:…

scan0158 Letter to a bearing company discussing issues with steering roller parts, including dimensions, materials, and heat treatment.
View original record c. Rm. c. Rm/Hdy. c. ROY. c. Ws. O 1300 4th.November 1936. BY.3/G. Messrs. Ransome & Marles Bearing Co. Ltd., Newark on Trent, Dear Sirs, 25/30 HP. CHASSIS - STEERING ROLLERS. Referring to the various…

scan0159 Letter to a bearing company about the heat treatment and material specifications for steel rollers.
View original record - 2 - 4th. November 1936. Messrs. Ransome & Marles Bearing Co. Ltd., Newark on Trent. First Quench - From 850ºC. Second Quench - 760ºC. Oil Temper two hours at 125ºC. In this connection we are certain…

scan0160 Letter to Ransome & Marles Bearing Co. regarding issues with steering roller parts for the 25/30 HP chassis.
View original record c. Rm/Hdy. c. ROY. 1300 FJH 4th.November 1936. BY.3/G. Messrs. Ransome & Marles Bearing Co. Ltd., Newark on Trent. Dear Sirs, 25/30 HP. CHASSIS - STEERING ROLLERS. Referring to the various points…

scan0161 Letter to a bearing company detailing heat treatment instructions and proposing a change in steel specification for rollers.
View original record - 2 - 4th. November 1936. Messrs. Ransome & Marles Bearing Co. Ltd., Newark on Trent. First Quench - From 850°C. Second Quench - 760°C. Oil Temper two hours at 125°C. In this connection we are certain…

scan0162 Request for a report on a steering column from chassis GUL-41, which was returned from Cricklewood for testing.
View original record F.J.H. 1300 Rm HAVE YOU SEEN THIS? G/Cam/EG.4/PS. 5.11.36 Rm. Re Chassis No. GUL-41 With reference to the Steering Column returned from Cricklewood ex the above chassis, we shall be pleased to have…

scan0163 Correspondence from Adamant Engineering Company apologising for a mistake in the type of steel used for a broken roller.
View original record AD Form 93. 1300 Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 Lines). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0164 Letter from Adamant Engineering Company regarding a manufacturing error on a broken Roller for a Bentley Steering system.
View original record F.J.H 1300 AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 Lines). ADAMANT ENGINEERING COMPANY, LIMITED…

scan0165 Letter from Adamant Engineering Company clarifying a production error with rollers and discussing case-hardening procedures.
View original record Contd: -2- 5th November, 1936. Messrs. Rolls-Royce, Ltd. You will probably agree that had these Rollers been made in production an error of this description would not have occured as they were being…

scan0166 Quotation and material supply for steering rollers for the 25/30 HP chassis.
View original record ROY. c. Rm. 1300 BY.7/G.5.11.36. F.J.H 25/30 HP. CHASSIS - STEERING ROLLERS. I am sending you herewith copy of the letter received from Messrs. Ransome & Marles,(ref. FOH/AD.) of the 4th inst. with a…

scan0167 Letter from Ransome & Marles Bearing Co. Ltd. regarding a quotation for 25/30 HP Chassis Steering Rollers.
View original record COPY OF LETTER RECEIVED FROM:- RANSOME & MARLES BEARING CO. LIMITED. NEWARK-on-TRENT. Our Ref: Tech.Dept. FOH/AD. Your Ref:BY.5/G. Messrs. Rolls-Royce Limited, DERBY. 4th, November 1936. Dear Sirs,…

scan0168 Letter from Ransome & Marles Bearing Co, Ltd. regarding the supply and delivery of inner rings and distance pieces.
View original record -2- 4.11.36. -------- With regard to the question of inner rings, we have received 67 of these from yourselves on which certain modifying operations, as covered by our additional quotation, will be…

scan0169 Quotation for the supply and modification of bearing components.
View original record QUOTATION. Your Bearing No. Our Bearing No. Type of Bearing and Dimensions. Quantity Required. Price Each £. s. d. Delivery. Supplying Roller to your drawing F.61281 (you to supply material free of…

scan0170 Letter to Ransome & Marles Bearing Co. Ltd. discussing production, materials, and arrangements for steering rollers on the 25/30 HP chassis.
View original record 1309 c. RM. F.T. HARDY- 5th. November 1936. BY.4/G. Messrs. Ransome & Marles Bearing Co. Ltd., Newark on Trent. Dear Sirs, 25/30 HP. CHASSIS - STEERING ROLLERS. We are in receipt of your letter of the…

scan0171 Letter to Ransome & Marles Bearing Co. Ltd. regarding the supply of S.82 material.
View original record - 2 - 5th. November 1936. Messrs. Ransome & Marles Bearing Co. Ltd., Newark on Trent. S.82 providing that we can obtain the necessary material. This is a matter I am looking into, and we will write…

scan0172 Letter to Ransome & Marles Bearing Co. Ltd. regarding the heat treatment of follower rollers for the 25/30 HP chassis steering gear.
View original record 1300 c.c. RM/Mr. Hardy. 9th. November 1936. 27H EY.S/C. Messrs. Ransome & Marles Bearing Co. Ltd., Newark on Trent. Dear Sirs, 25/30 HP. CHASSIS - STEERING GEAR. FOLLOWER ROLLERS. Our Mr. Hardy has…

scan0173 Letter to Ransome & Marles Bearing Co. Ltd. discussing carburising temperatures for parts.
View original record - 2 - 9th. November 1936. Messrs. Ransome & Marles Bearing Co. Ltd., Newark on Trent. (b). If you will, therefore kindly let us have some of these parts as you suggest we will have them tested and…

scan0174 Letter from Adamant Engineering Company regarding the return of a rectified Rocker Shaft and Roller Assembly for a Bentley Car.
View original record 1360 AD FORM 93. CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telegrams : “ADAMANT, Phone, Luton.” Telephone : LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0175 The circulation of a report on the steering of chassis GUL-41.
View original record 1300 To G/Cam. from Rm/FJH. Rm/FJH.1/WFC.9.11.36. RE: STEERING OF CHASSIS GUL-41. Re. your memo G/Cam/EG.4/PS.5.11.36, will you please note that our report on the above steering was circulated to the…

scan0176 Letter to a bearing company regarding the manufacture of steering rollers and a proposal for a suitable ball bearing.
View original record 1300 Experimental Department 11th November 1936. Rm/FJH.15/AP. Messrs Ransome & Marles Bearing Co.Ltd., NEWARK-ON-TRENT. For the attention of F.O.Hickling Esq. Dear Sirs, During the Writer's visit to…

scan0177 Confirming that Roy was instructed to issue an official order for steel.
View original record 1300 To G/Cam/CTC. from Rm/FJH. c. Roy. Rm/FJH.26/AP.12.11.36. Referring to your memo G/Cam/CTC.55/NR.4.11.36., will you please note that Roy. was instructed to issue an official order for the steel…

scan0178 Letter from Adamant Engineering Company regarding Cam and Roller drawings and backlash.
View original record Telegrams: “ADAMANT, Phone, Luton.” CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. AD FORM 93. Telephone: LUTON 2662 (3 Lines). 13001 ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0179 Letter from Adamant Engineering Company, Limited regarding the checking of a new gear.
View original record Contd: -2- 14th November, 1936. Messrs. Rolls-Royce, Limited. The question of checking over the new Gear which you brought down yesterday is receiving our attention, and this is being carried out as…

scan0180 Letter to Adamant Engineering Co. Ltd. regarding a backlash issue on a 25/30 HP roller.
View original record 81300 Rm/FJH.32/AP. Experimental Department 16th November 1936. Messrs. The Adamant Engineering Co.Ltd., Dallow Road, LUTON For the attention of Commdr. Matravers. Dear Sirs, We thank you for your…

scan0181 Official order for two steering cams from The Adamant Engineering Co. Ltd.
View original record 1300 To Roy. from Rm/FJH. c. to G/JWH. Rm/FJH.28/AP.16.11.36 Will you please send an official order to Mesers. The Adamant Engineering Co.Ltd., for:- 2 - Steering cams to their M.21517, 0.700 lead,…

scan0182 Letter from a bearing manufacturer regarding the design of follower rollers for a 25/30 HP chassis steering gear.
View original record 1300 BALL & ROLLER R&M BEARINGS London Office 17, VICTORIA STREET, WESTMINSTER, S. W. 1. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFIISLUNDA, SOWEST, LONDON Contractors to H.M. Admiralty, War…

scan0183 Request for particulars of an instruction to prepare special 25/30 HP Cams in order to place an official order.
View original record 1300 F.J. HARDY Rm/Mr. Hardy. Roy/AW.17/IB. 17.11.36. We are notified by The Adamant Engineering Co. Ltd. that you issued instructions on Friday last to prepare 2 - special 25/30 H.P. Cams. Such Cams…

scan0184 Rm/FJH to Roy stating that requested information has already been supplied.
View original record 1300 To Roy. from Rm/FJH. Rm/FJH.18/AP.18.11.36 Re. your memo Roy/AW.17/IB.17.11.36., the information you require has already been supplied in our memo Rm/FJH.28/AP.16.11.36. Rm/FJH.

scan0185 Letter from British Timken regarding a loaned taper plug gauge and its modification.
View original record X1300 BRITISH TIMKEN LIMITED NATIONAL SCHEME FOR DISABLED MEN TELEPHONE: EAST 1321 (6 LINES) TELEGRAMS: "BRITIMKEN, PHONE, BIRMINGHAM." MANUFACTURERS OF TAPERED ROLLER BEARINGS ALSO BALL AND PARALLEL…

scan0186 Letter from Adamant Engineering discussing a backlash issue on the 25/30 HP Roller.
View original record AD FORM 93. CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telegrams : "ADAMANT, Phone, Luton." Telephone : LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J. C.…

scan0187 Sending various steering parts to the Adamant Engineering Co. for examination and rectification.
View original record 1300 To G/Mt. from Rm/FJH. c. D/BP. Rm/FJH.11/AP.20.11.36. Will you please note that on 13.11.36., we took to the Adamant Engineering Co., the following parts for examination and rectification:- 1 -…

scan0188 Letter to Adamant Engineering regarding backlash and contact issues on 25/30 HP cams and rollers, including a diagram.
View original record 1300 Rm/FJH.10/AP. Experimental Department 20th November 1936. Messrs Adamant Engineering Co.Ltd., Dallow Road, LUTON For the attention of Commadr.Matravers. Dear Sirs, We thank you for your letter of…

scan0189 Letter discussing issues with supplied cams and rollers, delays in rectification, and an urgent request for parts.
View original record -2- This would appear to suggest that more crowning is required. Will you please look into this matter and make sure that the trouble is obviated on the two special 0.700 lead left hand cams which you…

scan0190 Letter from a bearing manufacturer advising of a four-week manufacturing delay for an order of three bearings.
View original record RANSOME & MARLES BEARING CO., LTD. MANUFACTURERS OF BALL & ROLLER BEARINGS NEWARK ON TRENT. London Office 17 VICTORIA STREET, WESTMINSTER, S.W.1 Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFISLUNDA,…

scan0191 Pendulum lever be sent to Adamant Engineering Co.Ltd. to have splines cut.
View original record 13000 To G/Mt. from Rm/FJH. c. D/BP. c. HPS/WSC. Rm/FJH.9/AP.26.11.36. Will you please send to the Adamant Engineering Co.Ltd., Dallow Road, Luton, the pendulum lever to Ex.24998 which we hand you…

scan0192 Letter to The Adamant Engineering Co. Ltd. regarding work on a pendulum lever and chasing outstanding parts.
View original record 81300 Rm/FJH.8/AP. Experimental Department 26th November 1936. Messrs. The Adamant Engineering Co.Ltd., Dallow Road, LUTON. For the attention of Commndr. Matravers. Dear Sirs, We are sending to you…

scan0193 Issue with a steering gear adjustment and its resolution.
View original record [Handwritten] F.T-H. See me Rm 1300 RHC. From RHC/EJB. c. to Rm. c. to E. c. to By. RHO/EJB.1/MH.25.11.36. With reference to memo. Rm/FJH.4/AP.23.11.36 attached. This steering gear duly arrived. We…

scan0194 Setup and standardisation of Phantom III and 25/30 steering gears.
View original record COPY. To RHC. From Rm/FJH. c. to Hs. c. to Mr. Brock. c. to Mx. Rm/FJH.4/AP.23.11.36. P.111 and 25/30 STEERING GEARS. We are sending over to Mr. Brock's Department a 25/30 HP. Steering which we have…

scan0195 Letter from Adamant Engineering Co. Ltd. acknowledging a communication and providing a status update on the production of parts.
View original record 1300 I AD FORM 93. Telegrams : "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone : LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating…

scan0196 Difficulties experienced with the Adamant Co. in maintaining quality and quantity of Marles type steering components.
View original record To Hs. From RHC. c. to E. c. to Ev. c. to Rm. F.J. HARDY. 1000 RHC.3/MJ.30.11.36. MARLES TYPE STEERING. We attach herewith copy of a report from Mr. Goodall. You will note that considerable difficulty…

scan0197 Ongoing troubles with Marles type steering, including supplier issues and quality control rejections.
View original record COPY. RHC. RHC/EG.1/DB.28.11.36. Re. MARLES TYPE STEERING. There has been trouble with this job from the introduction, and after a number of complaints we got Maltravers to come down early in…

scan0198 Pre-load on rockershaft bearings for model steering and proposing further testing.
View original record To RHC/EJB. from Rm/FJH. c. to RHC. c. to E. c. to By. 1300 Re. your memo RHC/EJB.1/MR.25.11.36. The model steering was sent over primarily to shew that the recommended set up load on the steering…

scan0199 Letter from the Experimental Department chasing an overdue order for experimental steering rollers.
View original record R1300 Experimental Department 9th December 1936. Rm/FJH.22/AP. Messrs Ransome & Marles Bearing Co.Ltd., NEWARK-ON-TRENT For the attention of C.G.H.Richardson Esq. Dear Sirs, We are very anxious to…

scan0200 Letter from Ransome & Marles Bearing Co. regarding a special bearing for experimental purposes.
View original record London Office: 17, VICTORIA STREET, WESTMINSTER, S.W. 1. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFISLUNDA, SOWEST, LONDON BALL & ROLLER R&M BEARINGS ? 300 Telegraphic Address: "BEARINGS, NEWARK"…

scan0201 Letter from Adamant Engineering Company regarding the supply and status of Cams and Rollers for steering gears.
View original record Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. AD FORM 93. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J. C.…

scan0202 Page two of a letter from Adamant Engineering Co. Ltd. concerning the rectification and replacement of Cams.
View original record Messrs Rolls Royce Ltd. 10.12.36. - 2 - that time, if we have not been able to satisfactorily rectify these Cams, we will return to you as they are, and will arrange to put through three new Cams as…

scan0203 Letter from Adamant Engineering regarding an emergency order for a special roller cam.
View original record Telegrams: “ADAMANT, Phone, Luton.” AD. FORM 93. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J. C. THREADGOLD & SONS. Established 1878.) Engineers and…

scan0204 Request to the Works to correct a Marles steering gear by regrinding the roller races.
View original record (300) EEC/EG MEC. RHC. RM. C.St. Hs. ---------- BY.5/G.11.12.36. MARLES STEERING. ---------- In view of Mx.13/T.9.12.36. will the Works take this steering gear back and correct it, as explained in…

scan0205 Letter from Ransome & Marles Bearing Co. Ltd. regarding a delivery delay on an order for rollers.
View original record F.J. HARDY London Office: 17, VICTORIA STREET, WESTMINSTER, S. W. 1. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFLISLUNDA, SOWEST, LONDON Telegraphic Address: "BEARINGS, NEWARK" Telegraphic Code:…

scan0206 Letter to Adamant Engineering Co. Ltd. discussing manufacturing methods and issues for steering cams.
View original record F.J. HARDY 1300 B. RHO. [Text Struck Through] C. Rm. [Text Struck Through] C. Mr. Goodall (No.2 Inspection) [Text Struck Through] C. Mr [Text Struck Through] C. ROY. [Text Struck Through] 12th.…

scan0207 Letter to Adamant Engineering Co. Ltd. regarding faults and eccentricity found in supplied cams, detailing tests and suggesting corrective actions.
View original record - 2 - 12th. December 1936. Messrs. Adamant Engineering Co.Ltd., LUTON. spigots at each end, it is necessary to ensure that the cam or blank is running concentrically with the spigots in question.…

scan0208 Letter from Adamant Engineering Company, Ltd. regarding issues found with a skeleton steering gear during testing.
View original record AD FORM 93. 1300 1 Telegrams : "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone : LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating…

scan0209 Letter from Adamant Engineering Company confirming the correct operation of a lower ratio cam assembly.
View original record Contd: -2- 14th December, 1936. Messrs. Rolls-Royce, Ltd. of assembling this lower ratio Cam with its Roller in the box and we have pleasure in informing you that it operates correctly. Assuring you…

scan0210 The price increase for Marles Steering Cams from the Adamant Company and intelligence that Vauxhall may be switching suppliers.
View original record FJH 1300 Sir Rm To Hs. from ROY. c.c. to S. c.c. to EV c.c. to Rm. ROY20/MG15.12.36 As you are aware, we have had considerable difficulty with the supply of Marles Steering Cams from the Adamant…

scan0211 Letter from Adamant Engineering Company about being unable to establish the cause of incorrect contacting between a Roller and Cam, and sending replacements.
View original record AD FORM 93. 1300 1 Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0212 Letter from Adamant Engineering Company regarding the mating of a Roller and a Cam.
View original record Contd: -2- 15thb December, 1936. Messrs. Rolls-Royce, Ltd. are taking the liberty of keeping the Roller so that we shall be in a position to mate these up with the Cam when we cut the latter. Assuring…

scan0213 Inaccuracies in the production of steering cams by Adamant Co. and proposed modifications.
View original record 1300 RHC Rm. Mr. Goodall. Mx ROY BY.2/G.16.12.36. F.J. HARDY. STEERING CAMS. As a result of my letter BY.1/G.12.12.36. to the Adamant Co. they have gone further into the question of the inaccuracies…

scan0214 Letter from Adamant Engineering Company regarding the investigation and testing of steering cams.
View original record COPY OF LETTER RECEIVED FROM :- ADAMANT ENGINEERING COMPANY LIMITED, DALLOW ROAD, Luton. 14th. December 1936. Messrs. Rolls-Royce Ltd., DERBY. Your ref. BY.1/G. Our ref. FGM/LFW. Dear Sirs, STEERING…

scan0215 Letter confirming the urgent dispatch of a spare Experimental Roller.
View original record Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. AD FORM 93. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J. C.…

scan0216 Order for steering rollers and spring clips for experimental use on Wraith and Ph.III models.
View original record To Roy. from Rm/FJH. c. to G/JWH /1300 Rm/FJH.7/AP.18.12.36. Will you please send an order to Messrs Ransome & Marles for the 8 steering rollers mentioned in our letter to them, copy of which is…

scan0217 Letter to Messrs Ransome & Marles Bearing Co. Ltd. requesting the manufacture of steering roller assemblies.
View original record Experimental Department 18th December 1936. Rm/FJH.6/AP. Messrs Ransome & Marles Bearing Co.Ltd., NEWARK-ON-TRENT. For the attention of Mr.F.O.Hickling Dear Sirs, We are writing to confirm our…

scan0218 Official order for a steering roller from The Adamant Engineering Co.
View original record To Roy. from Rm/FJH. c. to G/JWH. 1300 Rm/FJH.8/AP.18.12.36. Will you please send an official order to Messrs The Adamant Engineering Co. for - 1 Steering roller to their No.M.22314. This roller is…

scan0219 Requesting to fit a roller follower, made by Messrs Ransome & Marles, to the rig steering box.
View original record γ 1300 To HPS. from Rm/FJH. Rm/FJH.22/AP.18.12.36. Will you please fit to the rig steering box the roller follower which has been made throughout by Messrs Ransome & Marles and which we have handed to…

scan0220 Letter from Ransome & Marles Bearing Co. regarding steering roller assemblies and associated drawings.
View original record London Office: 17, VICTORIA STREET, WESTMINSTER, S.W. 1. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFGISLUNDA, SOWEST, LONDON BALL & ROLLER R&M BEARINGS Contractors to H.M. Admiralty, War Office, Air…

scan0221 Requesting an order to be issued to the Adamant Engineering Co. for serrating a Drop Arm.
View original record γ 1300. To Roy. from Rm/FJH. c. to G/JWH. c. to G/Cam. Rm/FJH.6/AP.24.12.36. Re. Memo G/Cam/CA.43/WP.23.12.36. Will you please issue an order to the Adamant Engineering Co., for serrating one Drop Arm…

scan0222 Letter to The Adamant Engineering Co. Ltd. regarding the cutting of splines on a pendulum lever and chasing an outstanding order for cams and rollers.
View original record COPY Experimental Department 26th November 1936. Rm/FJH.8/AP. Messrs. The Adamant Engineering Co.Ltd., Dallow Road, LUTON For the attention of Commndr. Matravers. Dear Sirs, We are sending to you…

scan0223 Request for a cost estimate on changing the finish of steering gear components to achieve savings.
View original record Y 1300. To G/Rb. from Rm/FJH. Rm/FJH.7/AP.13.1.37. 25/30 and Ph.III. STEERING COSTS. Will you please give us an estimate of the cost saving that could be obtained on the above steering gears by black…

scan0224 Letter to the Adamant Engineering Co. Ltd. chasing the delivery of three replacement steering cams and one roller.
View original record P 1300 Experimental Department Rm/FJH.16/AP. 13th January 1937. The Adamant Engineering Co.Ltd., Dallow Road, LUTON For the attention of Commdr. Matravers. Dear Sirs, We are very anxious to obtain the…

scan0225 Alternative finishing costs for steering column tubes.
View original record SECRET 1300 To HPS. from Rm/FJH. Rm/FJH.12/AP.13.1.37. Ph.III. and 25/30 Steering Costs. The chromium plating of our outer steering column tubes costs £1. 0. 0. per car, mainly due to the time…

scan0226 Request for a second cam roller to grind the track on four replace inners for steering cam roller assemblies.
View original record RANSOME & MARLES BEARING Co., LTD., MANUFACTURERS OF BALL & ROLLER BEARINGS NEWARK ON TRENT. London Office: 17, VICTORIA STREET, WESTMINSTER, S.W.1. Telephone: ABBEY 3875 (2 LINES) Telegrams:…

scan0227 Increase in quantity for an existing order of steering rollers and adding a new order for modified assemblies and a repair.
View original record To Roy. from Rm/FJH. c. to G/JWH. _f_ 1300 Rm/FJH.9/AP.14.1.37. Re our memo Rm/FJH.7/AP.18.12.36. in which we asked you to order from Messrs Ransome & Marles 8 steering rollers, 4 each of two types.…

scan0228 Steering roller follower assembly be sent for examination.
View original record 1300. To D/BP. from Rm/FJH. c. to G/Mt. Rm/FJH.5/AP.16.1.37. Will you please send to Messrs Ransome & Marles Bearing Co.Ltd., Newark-on-Trent, marked for the attention of F.O. Hickling Esq., the…

scan0229 Letter from Adamant Engineering Company regarding a delay in completing an order for three replacement cams.
View original record 1300 AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 Lines). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0230 Letter to Messrs Ransome & Marles Bearing Co. Ltd. regarding experiments on steering rollers, their failures, and design improvements.
View original record 1300 Experimental Department 18th January 1937. Rm/FJH./AP.9. F.O.Hickling Esq., Messrs Ransome & Marles Bearing Co.Ltd., NEWARK-ON-TRENT. Dear Mr.Hickling, The writer was a victim of the 'flu…

scan0231 Letter discussing the failure of a roller during testing and arranging for the supply and repair of various roller assemblies.
View original record -2- Referring to the fractured roller which we are returning to you, at the end of the test the roller was fractured right through at section marked AA. and half way through on section marked BB. We…

scan0232 Letter from Ransome & Marles Bearing Co. Ltd. regarding a delivery delay and enclosed drawings for steering gear rollers.
View original record BALL & ROLLER R&M BEARINGS 1300 London Office 17, VICTORIA STREET, WESTMINSTER, S.W.1. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFIISLUNDA, SOWEST, LONDON Contractors to H.M. Admiralty, War Office,…

scan0233 Comparison document discussing the merits of Marles type versus worm and nut type steering gears.
View original record SECRET 1300 E. From R./FJH. c. to Sg. c. to Ms. c. to Hy. c. to Da. c. to Mx. RH/FJHS/R.1.2.37. STEERING GEARS - ALL CARS. We have now had some experience with the Marles type steering on our cars,…

scan0234 Comparing Marles and Worm and Nut steering gears, including weights and production issues for P.III, Bentley and Wraith models.
View original record -2- type, and will be liable either to sticking when hot, or heaviness when cold. If the P.III had a worm and nut gear, and the parking effort were to be kept at the present figure, we estimate that…

scan0235 Report comparing the maintenance requirements and costs of Marles and Worm & Nut gear systems.
View original record -3- we do not consider that the accuracy required on the cam is exceptionally high, or that, if we made this part ourselves, we should have any difficulty in maintaining the required standard. The…

scan0236 Cost comparison of steering gear types, concluding with a recommendation for the Bentley III model.
View original record -4- We can see very little chance of reducing the cost of the Worm and Nut gear so we think it is correct to say that the Marles type is the cheaper. We are at present paying, approximately, £2 for…

scan0237 Brief report on the condition of 39 rollers from supplier Ransome & Marles.
View original record Mr.Hardy. 1300 RHC/EG.24/DB. 10.2.37. Herewith report on the 39 Rollers, ex Ransome & Marles :- 5. O.K. 8/12 ozs.preload. 19. Soft. 4. free period and slight lock. 11. no preload. -- 39 -- Goodall…

scan0238 'Marles' steering gear for all cars, including a customer's letter comparing it to previous steering systems.
View original record SECRET. 1300 S/W To Rm. from Sg. re Steering Gears - All Cars. Sg2/E10.2.37 Referring to Rm/FJH3/R.1.2.37 and the approval given yesterday to the recommendation that we should go for the Marles…

scan0239 Steering issue on a 25/30 HP car, comparing it to other steering systems and past investigations.
View original record Sg. from Rm. 1300. Rm4/R.12.2.37. STEERING GEARS - ALL CARS. Replying to Sg2/E.10.2.37, we should like to get hold of Mr. McFarlane's 25/30 H.P. car. We never expect a 25/30 to steer like a Bentley,…

scan0240 Letter to Ransome and Marles Bearing Co. Ltd. clarifying a dimension discrepancy on a drawing.
View original record c to By/HEB. 1300 (Experimental Dept.) Rm/FJH13/M 13th February, 1937. Messrs. Ransome and Marles Bearing Co.Ltd., NEWARK-ON-TRENT. Dear Sirs, For the attention of F.O.Hickling Esq. With reference to…

scan0241 Letter to Adamant Engineering Co.Ltd. requesting a delivery date for replacement cams.
View original record 1300 Experimental Dept. Rm/FJH.17/JH. 16th February, 1937. The Adamant Engineering Co.Ltd., Dallow Road, Luton. For the attention of Commdr. F.G.Matravers. Dear Sirs, We are extremely anxious to…

scan0242 Letter to a bearing company discussing the design of roller grooves and requesting revised prints and assemblies.
View original record 1300 Experimental Dept.) Rm10/FJH/R. 17th February, 1937. Messrs. Ransome & Marles Bearing Co.,Ltd., NEWARK-ON-TRENT. For the attention of F.O. Hickling, Esq. Your Ref: Tech. Dept. FOH/AD. Dear Sirs,…

scan0243 Letter concerning the standardization of a Roller Assembly and production delays for ordered parts.
View original record -2- 17.2.37. require is a print similar to B.10023/4, but referring to your scheme drawing B.9828. It is almost certain that we shall soon standardise the Roller Assembly to B.9828, and we should be…

scan0244 Letter from Ransome & Marles Bearing Co. Ltd. regarding steering cam rollers.
View original record 1300 London Office: 17, VICTORIA STREET, WESTMINSTER, S. W. 1. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFIISLUNDA, SOWEST, LONDON BALL & ROLLER R&M BEARINGS Contractors to H.M. Admiralty, War…

scan0245 Forwarding a copy of a letter received from Messrs Ransome & Marles.
View original record To By/HEB. from Rm/FJH. 1306 Rm/FJH.2/AP.19.2.37. We attach hereto a copy of a letter we have received from Messrs Ransome & Marles in reply to our letter to them ref. Rm/FJH.13/M., a copy of which…

scan0246 Letter from Ransome & Marles Bearing Co. regarding the dimensions and drawings for a steering cam roller assembly.
View original record BALL & ROLLER R&M BEARINGS London Office: 17, VICTORIA STREET, WESTMINSTER, S. W. 1. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFLISLUNDA, SOWEST, LONDON Contractors to H.M. Admiralty, War Office,…

scan0247 Letter to a supplier confirming a preference for narrow groove steering rollers and accepting an alternative to expedite delivery.
View original record 1300 Experimental Department 19th February 1937. Rm/FJH.J/AP. Messrs Ransome & Marles Bearing Co.Ltd., NEWARK-ON-TRENT. For the attention of F.O.Hickling Esq. Dear Sirs, In connection with our…

scan0248 Letter from Adamant Engineering Company regarding delays and production issues with Cams.
View original record 1300 AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0249 Letter from Adamant Engineering Co. Ltd. discussing supply availability in Derby.
View original record Messrs Rolls Royce Ltd. 20. 2. 37. - 2 - supplies must have been available at Derby, although perhaps held up for faults. We are, Yours faithfully, for ADAMANT ENGINEERING CO.LTD. [Signature: W…

scan0250 Request to examine a fractured 0.250 dia. ball from a 25/30 HP steering roller follower for material faults.
View original record To H1/Mr. Whitehead. Will you please examine the fractured 0.250 dia. ball which we have handed to you to determine whether there is any fault in the material to which the failure could be attributed.…

scan0251 Letter to The Adamant Engineering Co., Ltd. regarding received cams and a missing Roller Follower.
View original record (Experimental Dept.) Rm/FJH13/R. 23rd February, 1937. The Adamant Engineering Co.,Ltd., Dallow Road, L U T O N. For the attention of F.W. Jackson, Esq. Dear Sirs, We thank you for your letter of the…

scan0252 Letter from Ransome & Marles Bearing Co. Ltd. regarding a manufacturing misunderstanding on steering gear cam roller grooves.
View original record 1300 London Office 17, VICTORIA STREET, WESTMINSTER, S. W. 1. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFIISLUNDA, SOWEST, LONDON BALL & ROLLER R&M BEARINGS Contractors to H.M. Admiralty, War…

scan0253 Letter from Ransome & Marles Bearing Co. regarding a drawing, a misunderstanding, and a query on delivery and price.
View original record RANSOME & MARLES BEARING Co., Ltd. - 2 - Messrs. Rolls-Royce, Ltd., D E R B Y : 22-2-37 With regard to our B.9828, here again we are proceeding as quickly as possible, and we have already despatched a…

scan0254 Letter from Adamant Engineering Co. Ltd. regarding the return of Roller Part No. M.22168.
View original record AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J. C.…

scan0255 Micro-examination report on a steel ball from a Ransome & Marles bearing.
View original record Micro-Examination Report. 1300 M.1264. To Rm. O. Rm/FJH. HL4/AG.25.2.37. Laboratory. STEEL BALL FROM RANSOME & MARLES BEARING. (Your ref: Rm/FJH.15/JH.23.2.37) This ball was split diametrically. One…

scan0256 Photomicrograph showing the granular structure of a material surface at 150x magnification.
View original record R.R. 403 (10H) (92117-1-10-35) J.H., Ltd. ROLLS-ROYCE LTD. LABORATORY. PHOTOMICROGRAPH No. A1564 MAGNIFICATION: 150 DIAMETERS.

scan0257 Letter from Adamant Engineering confirming the delivery date for two special Cams.
View original record 360 AD FORM 93. Telegrams: “ADAMANT, Phone, Luton.” CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone; LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J. C.…

scan0258 Letter to Ransome & Marles Bearing Co.Ltd regarding steering roller modifications and experimental rollers.
View original record 1300 Copy to RHC/Mr.Goodall. Experimental Department 27th February 1937. Rm/FJH.9/AP. Messrs Ransome & Marles Bearing Co.Ltd., NEWARK-ON-TRENT. For the attention of F.O.Hickling Esq. Dear Sirs, As…

scan0259 Letter from Adamant Engineering Company regarding the return and modification of a 3½ Litre Bentley Steering Gear.
View original record AD FORM 93. Telegrams: “ADAMANT, Phone, Luton.” CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. 1300. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0260 Correspondence from Adamant Engineering Company regarding the fitting of a new type of screw.
View original record Messrs.Rolls-Royce Limited. -2- 3rd March,1937. altogether, we are fitting a new type screw before returning to you. Assuring you of our fullest co-operation at all times. We are, Yours faithfully,…

scan0261 Telegram received by telephone concerning the dispatch of Bentley gears to Derby.
View original record R.R. 144A—21240 30/7/36 WHK 1300 ROLLS-ROYCE LTD. TELEGRAM RECEIVED BY TELEPHONE. Time Received: 1.6 Date: 4.3.37 To: Rolls-Royce By: LW from: Luton 12 41 16 Attention Hardy Experimental Bentley gears…

scan0262 Telegram received by telephone regarding the dispatch of experimental Bentley gears.
View original record R.R. 144A—21240 30/7/36 WHK 1300 ROLLS-ROYCE LTD. TELEGRAM RECEIVED BY TELEPHONE. Time Received: 1.6 Date: 4.2.37 To: Rolls-Royce By: LW from: Luton 12.41 16 Attention Hundy Experimental Bentley gears…

scan0263 Telegram regarding the dispatch of an experimental Bentley gear.
View original record POST OFFICE TELEGRAPHS. B or C Charges to pay s. d. TIME OF RECEIPT PM 1 00 From... BM If there is doubt about the accuracy of any part of this telegram ring "Telegrams delivery for" or call at the…

scan0264 Letter from Ransome & Marles Bearing Co. Ltd. regretting their inability to supply a roller assembly due to being oversubscribed with armament programme orders.
View original record London Office: 17, VICTORIA STREET, WESTMINSTER, S.W.1. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFI SLUNDA, SOWEST, LONDON Contractors to H.M. Admiralty, War Office, Air Ministry, Colonial Offices…

scan0265 To Mr. Hardy regarding an unpaid invoice from Ransome & Marles Bearing Co. Ltd for various parts.
View original record PTH 1300. Rm. G/Cam/CA.17/DW.5.3.37. For the attention of Mr.Hardy. We have an invoice from Ransome & Marles Bearing Co.Ltd. dated 24th ulto. details of which are shown below. These parts were…

scan0266 Letter from Ransome & Marles Bearing Co. regarding an invoice for reconditioning 26 Cam Rollers.
View original record COPY. RANSOME & MARLES BEARING CO.LTD. NEWARK ON TRENT. Our Ref. INVOICE JEC/EH. Your Ref. G/Cam/CA.11/JM. 1st March 1937 Messrs.Rolls-Royce Ltd., DERBY. Dear Sirs, OUR INVOICE OF FEBRUARY 24th -…

scan0267 Letter from a bearing manufacturer regarding the production of steering cam rollers and specific design features.
View original record 1300 BALL & ROLLER R&M BEARINGS London Office 17 VICTORIA STREET, WESTMINSTER, S.W.I. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFISUNDA, SOWEST, LONDON Contractors to H.M. Admiralty, War Office,…

scan0268 Confirming instructions were given to Roy to send a covering order for parts, referencing previous memos.
View original record G/Cam. from Rm/FJH. c. Roy. 1300 Rm/FJH5/R.6.3.37. Replying to G/Cam/CA.17/DW.5.3.37., will you please note that we instructed Roy. to send a covering order for the parts concerned in our memos -…

scan0269 Letter to Ransome & Marles Bearing Co. Ltd. regarding the supply of steering rollers and drawing F.61355.
View original record 1300 Rm/FJH.21/AP. 15th March 1937. Messrs Ransome & Marles Bearing Co.Ltd., NEWARK-ON-TRENT. For the attention of F.O.Hickling Esq. Dear Sirs, Re your letter of the 5th inst., concerning oscillating…

scan0270 Follow-up on an enquiry to Messrs. Ransome & Marles for Outer Race and Rollers for R2 series steering.
View original record Rm/Hardy RHC [Strikethrough] 1300 Roy/HW6/MW 15.3.37. In view of Messrs. Ransome & Marles' reply to our Enquiry for 203 Outer Race and Rollers F.61356, for R2 series Steering, we should be pleased to…

scan0271 Letter from Ransome & Marles Bearing Co., Ltd. regarding production capacity and order fulfillment.
View original record Cy. to note, London Office: 17, VICTORIA STREET, WESTMINSTER, S. W. I. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFISLUNDA, SOWEST, LONDON Contractors to H.M. Admiralty, War Office, Air Ministry,…

scan0272 Page 2 of a letter from Ransome & Marles Bearing Co. Ltd. regarding parts supply, obligations, and recent enquiries.
View original record RANSOME & MARLES BEARING Co., Ltd. 24th March, 1937. Messrs Rolls-Royce Ltd. ................... 2. upon us to fulfil their obligations to the Government. We very much regret that the result of these…

scan0273 Letter confirming a telephone conversation and an arranged appointment with Ransome & Marles Bearing Co. Ltd.
View original record 1300 22nd. March 1937. Rm/FJH.21/AP. Messrs Ransome & Marles Bearing Co.Ltd., Newark-on-Trent. For the attention of F.O.Hickling Esq. Dear Sirs, We are writing to confirm our telephone conversation of…

scan0274 Letter to The Hoffman Manufacturing Co. Ltd. confirming a visit arrangement.
View original record 1300 Experimental Dept. Rm/JFH.18/JH. 1st. April, 1937. The Hoffman Manufacturing Co.Ltd., Chelmsford, Essex. For the attention of C.Smith Esq. Dear Sirs, We are writing to confirm our telephone…

scan0275 Letter to The Hoffman Manufacturing Co. Ltd. confirming specifications for Roller Follower Assemblies.
View original record 1300. 5th April 1937. Rm/FJH.13/AP. The Hoffman Manufacturing Co.Ltd., CHELMSFORD, Essex. For the attention of C.Smith Esq. Dear Sirs, We are writing to confirm our discussion of Friday last,…

scan0276 Letter discussing production specifications, timelines, and orders for assemblies and distance pieces.
View original record -2- (5) Distance pieces to our F.61286, print of which is attached to this letter, to be supplied by you. The bore of this piece will actually be larger than shown on this print owing to omission of…

scan0277 Sourcing of Marles steering roller followers from Hoffmanns after Ransome & Marles were unable to fulfil orders.
View original record To By. c. HS. c. RHC. c. E. c. Roy. 1300 Rm/FJH.7/AP.6.4.37 MARLES STEERING ROLLER FOLLOWERS - 25/30. Messrs Ransome & Marles recently wrote to us to the effect that, owing to pressure of work…

scan0278 Requesting new drawings for the 25/30.HP. Roller components due to confusion with the current versions.
View original record -2- Rm/FJH.7/AP.6.4.37 (3) Distance pieces F.61286 to be supplied entirely by Hoffmanns. Our present drawings for the 25/30.HP. Roller are some-what confusing to Hoffmanns as they were prepared for…

scan0279 Visit to Ransome & Marles regarding the production and grinding of steering rollers.
View original record To RHC. c to Hs. RHC/Cy.1/Ls.3.4.37. Copy obtained 9/4/37. RE VISIT TO RANSOME & MARLES IN CONNECTION WITH STEERING ROLLERS. Yesterday April 2nd. I visited Messrs Ransome & Marles in connection with…

scan0280 Letter chasing an overdue order for experimental steering rollers from a supplier.
View original record 1300 12th April 1937 Rm/FJH.8/AP. Messrs Ransome & Marles Bearing Co.Ltd., NEWARK-ON-TRENT. For the attention of J.A.Ross Esq., Dear Sirs, On 18th December last year we ordered from you 8 experimental…

scan0281 Letter from Adamant Engineering regarding the failure of a '410' type Steering Gear and recommending a Needle type Roller.
View original record 1300 / 1 AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2663 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating…

scan0282 Letter from Adamant Engineering regarding the substitution of a ball type roller for a needle type roller in a steering gear.
View original record Messrs.Rolls-Royce,Limited. -2- 12th April, 1937. difficulty in supplying a Needle type Roller for the Steering Gear you are returning and re-despatch the Gear to you to-morrow night. If however,…

scan0283 Driver's seat visibility tests on various car models and steering types.
View original record 1300 To G. Copy to Dr. Rm. H.I-V.D. E/Ev.1/MN.13.4.37. Re Visibility from Driver's Seat. Ref:- C.7/C.2.4.37. The Experimental Department have marked out on the Skid Pan the minimum visibility diagram…

scan0284 Letter discussing vehicle dimensions, pillar visibility, and correspondence with the S.M.M.T.
View original record -2- you will recall, it is requested that Members desiring this dimension of 5ft. to be varied are requested to make a point of indicating accordingly, stating their variations required. We would like…

scan0285 Blueprint detailing the driver's visibility for a 32 Ex Park Ward Saloon 'E' Type.
View original record TOP OF FILLER CAP E Y Z 50° 27° 1'-3" 1'-3" DRIVER'S POSITION 32 Ex - PARK WARD SALOON ORIGINAL 'E' TYPE STEERING (THE SAME AS PRESENT 'F' TYPE) - 8.000" FROM STEERING WHEEL TO COMPRESSED SEAT SCALE…

scan0286 Blueprint diagram for a Thrupp & Maberly Limousine with 'C' type steering, showing angles from the driver's position.
View original record G.A.E. 20. THRUPP & MABERLY LIMOUSINE WITH DIVISION. 'C' TYPE STEERING. SCALE 1"=5' 55° 26° 1'-4 1/2" 1'-6" DRIVER'S POSITION ROLLS-ROYCE, LTD PRINT ROOM 15 APR 1937

scan0287 Blueprint diagram showing measurements from the driver's position for a 5.B.4 Bentley Saloon by Park Ward.
View original record ROLLS-ROYCE LTD 16 APR 1937 DERBY 5.B.4 BENTLEY SALOON by PARK WARD HEIGHT OF STEERING WHEEL ABOVE COMPRESSED SEAT 6.000" SCALE 1"=5' DRIVER'S POSITION 58° 34° 1'-8" 1'-3"

scan0288 Blueprint for the 'E' type steering on a 37 EX Sedanca de Ville by Park Ward.
View original record E Y BASE OF FILLER CAP 51 1/2" 25 1/2" 1'-6" DRIVER'S POSITION 37 EX - SEDANCA DE VILLE BY PARK WARD ORIGINAL 'E' TYPE STEERING (THE SAME AS PRESENT 'F' TYPE) SCALE 1"=5' 7.500" BETWEEN STEERING WHEEL…

scan0289 Letter from a bearing manufacturer explaining delays and providing a revised delivery schedule for experimental rollers.
View original record 1300 BALL & ROLLER R&M BEARINGS London Office 17, VICTORIA STREET, WESTMINSTER, S.W.1. Telephone: ABBEY 3875 (2 LINES) Telegrams: OFFISLUNDA, SOWEST, LONDON Telegraphic Address: "BEARINGS, NEWARK"…

scan0290 Order for steering roller assemblies to be sent to The Hoffmann Manufacturing Co.
View original record To Roy. from Rm/FJH 1300 Rm/FJH.15/AP.15.4.37 Will you please send an official order to The Hoffmann Manufacturing Co., Chelmsford, for - 4 Steering roller assemblies to our FW.911. as mentioned in…

scan0291 Letter to Hoffmann Manufacturing Co. Ltd. regarding new drawings, orders, and component specifications for steering rollers.
View original record 1300 15th April 1937 Rm/FJH.14/AP. Messrs. The Hoffmann Manufacturing Co.Ltd., Chelmsford, ESSEX For the attention of C.Smith Esq. Dear Sirs, Our Order Office have received your quotation of the 13th…

scan0292 Page 2 of a letter to The Hoffmann Mfg. Co. requesting a quotation for smaller rollers.
View original record The Hoffmann Mfg. Co. -2- 15th April 1937 Our Order Office will send you an official order for these in due course. We should be glad if you would send us a quotation for these smaller rollers in…

scan0293 Driver visibility, proposals to the S.M.M.T., and reducing the radiator cap height on the Phantom III model.
View original record S/W.....E/Ev c. to Dr. -> Rm. Rm/FD. 1300 C2/C15.4.37 Re VISIBILITY FROM DRIVER'S SEAT. E/Evl/MN13.4.37 Thanks for the information contained in your memo. and this appears to be all round generally…

scan0294 Letter to The Society of Motor Manufacturers & Traders Ltd. regarding amended proposals for visibility from the driver's seat.
View original record 1300 CL/C15437 Your ref. T/135/1937. 15th April 1937. The Secretary, The Society of Motor Manufacturers & Traders Ltd., 83, Pall Mall, S.W.1. Dear Sir, VISIBILITY FROM THE DRIVER'S SEAT. With…

scan0295 Letter from The Hoffmann Manufacturing Co. Ltd. discussing bearing assembly specifications and limits.
View original record [Handwritten: 1300] [Handwritten: FJH] BRANCHES: LONDON, BIRMINGHAM, MANCHESTER, LEEDS, GLASGOW. AGENTS IN PRINCIPAL COUNTRIES THROUGHOUT THE WORLD. HOFFMANN Registered Trade Mark BALL AND ROLLER…

scan0296 Blueprint of a component showing a cross-section with proposed dimensional limits.
View original record 182 1.232" To ± .003" .0605" To ± .001" .202" To ± .001" 1.110" To ± .002" PROPOSED LIMITS. ASSEMBLY DRG. No. F61471. Brg. No. N2784 Desc. D.O. 12. The Hoffmann M'f'g Co. Ltd. Dr'n A.H.S Passed M…

scan0297 Letter from Hoffmann Manufacturing to correct a previously misquoted drawing number.
View original record HOFFMANN Registered Trade Mark BRANCHES: LONDON, BIRMINGHAM, MANCHESTER, LEEDS, GLASGOW. AGENTS IN PRINCIPAL COUNTRIES THROUGHOUT THE WORLD. Handwritten: 1300 BALL-AND-ROLLER-BEARINGS…

scan0298 Letter to Hoffmann Manufacturing Co. Ltd. regarding drawing alterations and print modifications.
View original record 1300 April 27th 1937 Rm/FJH.6/AP. The Hoffmann Manufacturing Co.Ltd., Chelmsford, ESSEX. Your ref. JHW/PS. Dear Sirs, Re. your letters of the 20th and 27th inst, we regret our delay in answering…

scan0299 Letter from Hoffmann Manufacturing Co. Ltd. acknowledging an enquiry.
View original record HOFFMANN Registered Trade Mark BALL AND ROLLER BEARINGS STEEL BALLS AND ROLLERS BRANCHES: LONDON, BIRMINGHAM, MANCHESTER, LEEDS, GLASGOW. AGENTS IN PRINCIPAL COUNTRIES THROUGHOUT THE WORLD. TELEPHONE…

scan0300 Letter to The Hoffmann Manufacturing Co., Ltd. regarding alterations to drawings and assembly widths.
View original record 13002 Rm/FGH.3/BJ. Experimental Dept. 1st May, 1937. Messrs.The Hoffmann Manufacturing Co.,Ltd., Chelmsford, Essex. For the attention of C.H.Smith, Esq. Dear Sir, Further to our letter of 27th April,…

scan0301 Letter from Hoffmann Manufacturing regarding the supply of retaining rings for a steering cam roller assembly.
View original record HOFFMANN Registered Trade Mark BALL AND ROLLER BEARINGS STEEL BALLS AND ROLLERS THE HOFFMANN MANUFACTURING Co. LTD. CONTRACTORS TO THE ADMIRALTY, WAR OFFICE AND INDIA OFFICE. CHELMSFORD. BRANCHES:…

scan0302 Letter from The Hoffmann Manufacturing Co. Ltd. acknowledging a previous letter and awaiting revised prints.
View original record HOFFMANN Registered Trade Mark BRANCHES: LONDON, BIRMINGHAM, MANCHESTER, LEEDS, GLASGOW AGENTS IN PRINCIPAL COUNTRIES THROUGHOUT THE WORLD. BALL-AND-ROLLER-BEARINGS STEEL-BALLS-AND-ROLLERS THE…

scan0303 Letter to Hoffmann Manufacturing Co. Ltd. regarding alterations to steering rollers.
View original record 1300 10th May 1937 Rm/FJH.3/AP. The Hoffmann Manufacturing Co.Ltd., CHELMSFORD, Essex Your Ref. JHW/EH.D.O.A. Dear Sirs, We thank you for your letter of the 6th inst. Concerning the small alterations…

scan0304 Letter to The Hoffmann Manufacturing Co. Ltd. regarding the supply of retaining rings for steering rollers.
View original record 1300 10th May 1937 Rm/FJH.4/AP. The Hoffmann Manufacturing Co.Ltd., CHELMSFORD, Essex Your Ref. JHW/PS Dear Sirs, Re your letter of the 4th inst. concerning steering rollers to our FW.911, we herewith…

scan0305 Acknowledgement of an enquiry from The Hoffmann Manufacturing Co. Ltd.
View original record HOFFMANN Registered Trade Mark 1300 BRANCHES: LONDON, BIRMINGHAM, MANCHESTER, LEEDS, GLASGOW. AGENTS IN PRINCIPAL COUNTRIES THROUGHOUT THE WORLD. BALL AND ROLLER BEARINGS STEEL BALLS AND ROLLERS…

scan0306 Request to place a retrospective order for a Bentley Chassis gear and an order for Wraith spring clips from Adamant Engineering Co.
View original record To Roy. from Rm/FJH. c. G/JWH. 1300 Rm/FJH.2/AP.15.4.37 Will you please send an official order to The Adamant Engineering Co., Luton, for fitting a new roller follower to a 1-7/16. Marles Gear for a…

scan0307 Letter from The Hoffmann Manufacturing Co. Ltd. regarding a satisfactory review of drawings, with a suggested deletion of the limit on the inner race.
View original record THE HOFFMANN MANUFACTURING Co, Ltd. BALL AND ROLLER BEARINGS STEEL BALLS AND ROLLERS CONTRACTORS TO THE ADMIRALTY, WAR OFFICE AND INDIA OFFICE. BRANCHES: LONDON, BIRMINGHAM, MANCHESTER, LEEDS,…

scan0308 Letter from a supplier enclosing a drawing for a bearing, specifying limits and confirming proceeding with experimental sets.
View original record HOFFMANN Registered Trade Mark TELEPHONE: 3151 (5 lines) TELEGRAMS: HOFFMANN CHELMSFORD CODES USED: A.B.C. 5TH EDITION, BENTLEY'S PHRASE, MARCONI INTERNATIONAL AND WESTERN UNION 5 LETTER. BRANCHES:…

scan0309 Letter to The Hoffmann Manufacturing Co. Ltd. enclosing a revised print of F.61469.
View original record 1300 Rm/FJH.4/AP. May 26th 1937. The Hoffmann Manufacturing Co.Ltd., Chelmsford, ESSEX. Your Ref. JED/SLS. DO.99263.A. Dear Sirs, Re. your letter of the 5th inst., reference as above, we enclose a…

scan0310 Letter to The Hoffmann Manufacturing Co. Ltd. regarding the alteration and enclosure of revised prints.
View original record 1300. May 26th 1937. Rm/FJH.5/AP. The Hoffmann Manufacturing Co.Ltd., Chelmsford, ESSEX Your Ref. JHW/PS.99408.A. Dear Sirs, Re your letter of the 18th inst., reference as above, we have altered our…

scan0311 Acknowledgment of enquiry from The Hoffmann Manufacturing Co. Ltd. to Rolls Royce Ltd.
View original record HOFFMANN Registered Trade Mark BRANCHES: LONDON, BIRMINGHAM, MANCHESTER, LEEDS, GLASGOW. AGENTS IN PRINCIPAL COUNTRIES THROUGHOUT THE WORLD. TELEPHONE 3151-5 TELEGRAMS: HOFFMANN, CHELMSFORD CODES…

scan0312 Letter from Hoffmann Manufacturing Co. Ltd. acknowledging receipt of a drawing.
View original record HOFFMANN Registered Trade Mark BRANCHES: LONDON, BIRMINGHAM, MANCHESTER, LEEDS, GLASGOW AGENTS IN PRINCIPAL COUNTRIES THROUGHOUT THE WORLD BALL AND ROLLER BEARINGS STEEL BALLS AND ROLLERS TELEPHONE:…

scan0313 Letter from Hoffmann Manufacturing concerning revised prints and the supply of initial sets with specific axial interference.
View original record THE HOFFMANN MANUFACTURING Co., LTD. HOFFMANN Registered Trade Mark BALL-AND-ROLLER-BEARINGS STEEL-BALLS-AND-ROLLERS CONTRACTORS TO THE ADMIRALTY, WAR OFFICE AND INDIA OFFICE. BRANCHES: LONDON,…

scan0314 With sketches for a new die-cast Steering Column Control Quadrant insert and assembly design.
View original record [Strikethrough text] [Strikethrough text] c. Mr. Hardy (Experimental). [Strikethrough text] [Strikethrough text] 1300 Ha/JWW.3/JS.29.5.37. Steering Column Control Quadrant - Die Casting. Further to…

scan0315 Invoice from Ferodo Ltd. for moulded discs, requesting a covering order for payment.
View original record Rm 1300 G/WFH/CA13/NR.5.6.37 For the Attention of Mr. Hardy ------------------------- We have an invoice from Ferodo Ltd. dated 24th ulto. on which we are charged 1/4 1/2d. each nett for 4. Ferodo…

scan0316 The despatch of ball bearing races to Messrs. Hoffmann for machining.
View original record Rm/ Mr.Hardy. c. to C/Mt c. to RHC/EG. c. to Roy/DB. c. to Mr.Brown. 13 0-D RHC/EG.3/DB. 5.6.37. F.61468. - Ball Bearing Race. Please note: I have sent to the despatch stores for despatch to Messrs.…

scan0317 Instructions for despatching 'R' Series Inner Races to The Hoffmann Mfg. Co. Ltd. for grinding.
View original record D/SP. c. G/Wt. c. Roy/GC. c. RHO/PG. c. Rm/Mr. Hardy. 130- "R" SERIES. Please despatch by passenger train, carriage paid to The Hoffmann Mfg. Co. Ltd., CHELMSFORD: 440 - Inner Races - F.61468 which…

scan0318 Faulty and mislaid linings from supplier Ferodos, confirming they will not be paid for.
View original record To G/WFH. from Rm/FJH. c. Roy. 1300 ? or 341 Rm/FJH.12/AP.7.6.37 Re. Your G/WFH/CA.13/NR.5.6.37 The linings referred to in your memo were samples of a batch rejected by our Production Inspection Dept.…

scan0319 Letter to The Hoffman Manufacturing Co. Ltd. regarding an error in the grinding process of inner races for steering roller assemblies.
View original record C. to RHC/Mr. Goodall. C. to Roy/Dn. Experimental Dept. Rm/FJH.16/JH. 8th June, 1937. Messrs. The Hoffman Manufacturing Co.Ltd., Chelmsford, Essex. For the attention of C.H.Smith Esq., Dear Sirs, Our…

scan0320 Request to order six steering cams from The Adamant Engineering Co. for the Wraith model.
View original record To Roy. c. to G/JWH. 1300 Rm/FJH.17/JH.11.6.37. Will you please send an order to Messrs. The Adamant Engineering Co. for :- 6 Steering Cams to their M.22166. Two of these cams are to have a modified…

scan0321 Letter to The Adamant Engineering Co. Ltd. confirming arrangements for the supply and modification of cams.
View original record RHC/Mr. Goodall. Experimental Dept. Rm/FJH.16/JH. 11th June, 1937. Messrs; The Adamant Engineering Co.Ltd., Dallow Road, Luton. For the attention of Commdr. Matravers. Dear Sirs, We are writing to…

scan0322 Letter from The Hoffmann Manufacturing Co. Ltd. regarding the examination of face ground inner races.
View original record HOFFMANN Registered Trade Mark TELEPHONE: 3151 (5 lines) TELEGRAMS: HOFFMANN.CHELMSFORD CODES USED: A.B.C. 5TH EDITION, BENTLEY PHRASE, BENTLEY 2ND PHRASE, MARCONI AND WESTERN UNION 5 LETTER.…

scan0323 Letter from Adamant Engineering Company regarding the manufacture and revised drawing of Cams.
View original record Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. AD Form 93. Telephone: LUTON 2662 (3 lines). ADAMANT 1300 ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0324 Letter from Adamant Engineering Co. Ltd. regarding unsuitable supplied rollers and the need to manufacture a new one.
View original record Messrs Rolls Royce Ltd. 11.6.37. - 2 - supplied to you. It is not suitable for the outside contacting rollers supplied, and if an outside contacting roller is required, a new one will have to be made.…

scan0325 Letter from Adamant Engineering Company confirming a visit and discussing revised cam drawings.
View original record Telegrams : “ADAMANT, Phone, Luton.” CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. AD Form 93. Telephone : LUTON 2662 (3 LINES). 130 ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J.…

scan0326 The concluding page of a letter from Adamant Engineering Co. Ltd.
View original record Messrs Rolls Royce Ltd. 14.6.37 -2- will bring good results. Assuring you of our best attention at all times. We are, Yours faithfully, for ADAMANT ENGINEERING CO.LTD. GMatravers. Managing Director.

scan0327 Letter to The Adamant Engineering Co. Ltd. regarding a revised cam, asking for clearance details and a quotation.
View original record 1300 Experimental Dept. Rm/FJH.17/JH. 15th June, 1937. Messrs. The Adamant Engineering Co.Ltd., Dallow Road, Luton. For the attention of Commdr. Matravers. Dear Sirs, We thank you for your letters of…

scan0328 Visit to Adamant Engineering Co. to investigate and resolve issues with faulty steering cams.
View original record RHC. from Rm/FJH. c. to Hs. c. to E. c. to By. 1300 Rm/FJH.3/AB.16.6.37 VISIT TO ADAMANT ENGINEERING CO. ON 9.6.37 RHC/Mr.Goodall and the writer visited the Adamant Co. in connection with the large…

scan0329 Inquiry about the manufacturer's approval for a T.T.N. Safety Stabiliser.
View original record : 1300 Rm ROSELEIGH, 65 TURNBULL DRIVE, LEICESTER. The General Manager Wn Rolls Royce Ltd Derby 16/6/37 HS [STAMP: RECEIVED JUN 17] Dear Sir My firm have asked me to see you regarding the T.T.N.…

scan0330 Letter discussing approvals for publication and arranging a demonstration of a unit.
View original record applied - approval has been given & in many cases "official approval" for publication. You have had Units both for The Rolls-Royce & The Bentley to try out. I am demonstrating the Unit at Messrs…

scan0331 Promotional leaflet for the 'TITAN' Safety Steering Stabiliser, detailing its approvals and offering a free trial.
View original record What the Experts think OF THE TITAN THE TITAN :- Is STANDARD EQUIPMENT on DAIMLER 4 1/2-Litre, V-26 Straight-8, L.Q. 2 and L.Q. 3, 20-H.P. Cars. Is OFFICIALLY APPROVED for fitting to ALL DAIMLER and…

scan0332 Advertisement leaflet for the TITAN Steering Stabiliser highlighting its benefits for safety, economy, and comfort.
View original record Every Car NEEDS a TITAN Steering Stabiliser FOR ... SAFETY! Every time you take your car on the road you are risking a burst tyre. You may be careful to see that your tyres are in good order before…

scan0333 Performance and approval of a Titan Safety Steering Stabiliser.
View original record F.J. HARDY. 1300 Believe the results were not as bad as we expected Rm Copy to Hs. Ev. Rm. Re: THE TITAN SAFETY STEERING STABILISER. Mr. E.A. Back of the above concern called at the Works this…

scan0334 Letter from Adamant Engineering Co. regarding clearance on a revised Cam.
View original record AD FORM 93. Telegrams: "ADAMANT, Phone, Luton." CONTRACTORS TO H.M. ADMIRALTY, WAR OFFICE & AIR MINISTRY. Telephone: LUTON 2662 (3 LINES). ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J. C.…

scan0335 Visit to Adamant Eng. Co. to check the production progress of Marles Type Steering Cams.
View original record F.J. HARDY RHO. S: to Mr Hardy. RHC/EG.1/DB. 19.6.37. re MARLES TYPE STEERING. I visited the Adamant Eng. Co., on Friday the 10th instant, to check progress of production of our Steering Cams, as per…

scan0336 Progress and methods for obtaining better cams, including the modification of cutting machines.
View original record -2- RHC/EG.1/DB. 19.6.37. The prospect regarding obtaining better cams is certainly brighter than it was previous to the visit of the 9th instant, but all the obstacles have not yet been removed. I am…

scan0337 Design change to the Cross Steering Tube Ball Joints to simplify assembly and reduce costs.
View original record A F.J. HARDY. 13.00 Do you agree Rm [redacted]a. from HPS/RH. c. to [redacted]v. Rm. C.c. to [redacted] HPS/RH.1/VS.22.6.37. CROSS STEERING TUBE BALL JOINTS. Wraith III LOP.GW.1565. Packing Block…

scan0338 Design comparison showing existing and suggested schemes for Cross Steering Tube Ball Joints for the Wraith III and Phantom III models.
View original record Existing Scheme PACKING BLOCK G.W. 1041 IN ALUM 4-OFF MACHINED ALL OVER. FRONT BACK. & SIDES Suggested Scheme SUGGEST EXTRA METAL BE LEFT ON FACE OF SOCKET G.W. 1282-B TO REPLACE PACKING BLOCK .015…

scan0339 The examination and failure of the Titan Safety Steering Stabiliser, concluding with a recommendation against its approval.
View original record To E. from Rm/FJH. c. Hs. c. Da. c. W/Iv. 1300 RE: THE TITAN SAFETY STEERING STABILISER. We have removed the Titan Stabiliser from the Vulture chassis for examination. We find that the shaft…

scan0340 Progress report on the production of cams for Marles Type Steering, detailing manufacturing issues.
View original record RHC. c. Hoy/AW. c. Mr.Hardy 1300 RHC/EG.1/DB. 25.6.37. (dictated 24.6.37.) MARLES TYPE STEERING. I proceeded to Adamant Eng. Co., today to ascertain progress of cams particularly 25/30 HP., which are…

scan0341 Rejected cam, dispatch schedules for 25/30 Cams, and dimensional errors on PH.111 Cams after hardening.
View original record -2- RHC/EG.1/DB. 25.6.37. I had a rejected cam re-ground on bearing diameters and am hope ful it will be useable after the thrust face is corrected of roller bearings. This cam will be despatched to…

scan0342 Agreeing to a suggestion for using cross steering ball joints on the Wraith model, pending design department approval.
View original record To HPS/RH. from Rm/FJH. c. By. c. E/Da. c. E/Ev. c. HPS. 1300 Rm/FJH.1/AP.28.6.37 CROSS STEERING BALL JOINTS. We agree to the suggestion in your memo HPS/RH.1/VS. 22.6.37, subject, in the case of the…

scan0343 Letter from Hoffmann Manufacturing Co. Ltd. regarding the dimensions of inner races for part number F. 61468.
View original record HOFFMANN Registered Trade Mark BALL AND ROLLER BEARINGS STEEL BALLS AND ROLLERS BRANCHES: LONDON, BIRMINGHAM, MANCHESTER, LEEDS, GLASGOW. AGENTS IN PRINCIPAL COUNTRIES THROUGHOUT THE WORLD. THE…

scan0344 Report concerning a problem with scrap steering cams supplied by Adamant Eng. Co. Ltd.
View original record Copy obtained for Exp. dept 3.7.37 Rm/7F.H. 1300 (dictated 2.7.37.) RHC. RHC/EG.1/DB. 3.7.37. re ADAMANT ENG. CO. LTD. STEERING CAMS. I proceeded to the above company today and went over the problem…

scan0345 Quality issues and manufacturing responsibility for a batch of 250 cams with a supplier named Matravers.
View original record -2- RHC/EG.1/DB. 3.7.37. I suggested we pay them 33-1/3% of cost to us on any of the 250 cams that are scrap due to the slack centre trouble, if they cannot recover same by regrinding. Any of this…

scan0346 Letter to The Hoffmann Manufacturing Co. Ltd. regarding the specifications and testing of sample steering rollers.
View original record 1300 Rm/FJH.17/AP. July 5th.1937 The Hoffmann Manufacturing Co.Ltd., Chelmsford, ESSEX. For the attention of C.H.Smith Esq. Dear Sirs, We are writing to confirm our telephone message of this morning…

scan0347 Letter to The Adamant Engineering Co. Ltd. chasing an order for six cams and requesting a quotation.
View original record , Experimental Dept. Rm/FJH.24/JH. 6th July, 1937. Messrs. The Adamant Engineering Co.Ltd., Dallow Road, Luton. For the attention of Commdr. Matravers. Dear Sirs, We are very anxious to receive the…

scan0348 Letter from Hoffmann Manufacturing Co. Ltd. regarding instructions for preload clearance on bearings.
View original record BRANCHES: LONDON, BIRMINGHAM, MANCHESTER, LEEDS, GLASGOW. AGENTS IN PRINCIPAL COUNTRIES THROUGHOUT THE WORLD. HOFFMANN Registered Trade Mark BALL-AND-ROLLER-BEARINGS STEEL-BALLS-AND-ROLLERS TELEPHONE:…

scan0349 Inspection and rejection of faulty Marles Type Steering Cams from Adamant Eng. Co.
View original record No. 1 Mr C. Mr. Hardy. RHC. c. to Roy/Ms. c. to BY. 1300 (dictated 9.7.37.) RHC/EC.1/DB. 10.7.37. Messrs. Adamant Eng. Co. re PH.111 & 25/30 HP. MARLES TYPE STEERING CAMS. I visited the above people…

scan0350 Manufacturing issues with 12-25/30 Cams and Steering Tubes, noting errors in broaching and bearing diameters.
View original record -2- RHC/EG.1/DB. 10.7.37. The 12 - 25/30 Cams I passed are to be despatched as quickly as possible, but a few of these are not as good as they ought to be and due to the total error of broaching now…

scan0351 Letter from Adamant Engineering discussing production schedules and experimental work for Cams, Part No. M.22517.
View original record ADAMANT ENGINEERING COMPANY, LIMITED (Incorporating J. C. THREADGOLD & SONS. Established 1878.) Engineers and Founders. SPECIALISTS in the DESIGN and MANUFACTURE of HIGH PRECISION TOOLS, JIGS,…

scan0352 Letter from Adamant Engineering Co. Ltd. regarding the drawing for a 25/30 HP Left Hand Cam.
View original record Messrs Rolls Royce Ltd. 10th July, 1937. - 2 - CAM OUR DRAWING M.22344. 25/30 H.P.LEFT HAND .7 LEAD. This drawing (as blue print herewith) is fully up to date in every respect, and further, the two…

scan0353 The production of steering cams following a visit to the U.S.A. in 1937.
View original record 1300 12.7.37. Report of RHC/A.Mc.Williams on Production of steering cams following visit to U.S.A.1937.

scan0354 The materials and production methods for hourglass steering worms, comparing Chrysler and Gemmer practices.
View original record PRODUCTION OF HOURGLASS WORMS. The material in use for the production of hourglass steering worms is varied by the different concerns visited. The use of S.A.E. 5130, a chrome-manganese, with a .30%…

scan0355 Continued report on the manufacturing process and material specifications for hourglass worms.
View original record -9- PRODUCTION OF HOURGLASS WORMS - cont'd. The modified steel of their own specification, used at the Saginaw steering division, is a Nickel-chrome-moly steel, hot rolled and treated by the makers to…

scan0356 Conclusions and test results on the manufacturing and performance of worm gears.
View original record -10- Attempts have been made to grind the worm, with an arrangement approaching steering conditions, but with little success. The lapping of worms has also been attempted with more success, the worm…

scan0357 Letter to The Hoffmann Manufacturing Co. Ltd. regarding endurance test results on steering rollers.
View original record Rm/FJH.24/AP. 1300 July 15th 1937 The Hoffmann Manufacturing Co.Ltd., CHELMSFORD, ESSEX For the attention of C.H.Smith Esq. Dear Sirs, As promised on the occasion of your visit to us yesterday, we…

scan0358 Letter to Ransome & Marles Bearing Co. regarding the failure analysis of a steering roller.
View original record P1300. July 16th.1937 Rm/FJH.2/AP. F.O.Hickling Esq., Messrs Ransome & Marles Bearing Co., NEWARK-ON-TRENT Dear Mr.Hickling, When Mr.Grylls was last at Newark he left with you the remains of a…

scan0359 Letter from Hoffmann Manufacturing regarding an analysis of a failed ball bearing.
View original record HOFFMANN Registered Trade Mark BRANCHES: LONDON, BIRMINGHAM, MANCHESTER, LEEDS, GLASGOW. AGENTS IN PRINCIPAL COUNTRIES THROUGHOUT THE WORLD. BALL-AND-ROLLER-BEARINGS STEEL-BALLS-AND-ROLLERS TELEPHONE:…

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