Rolls-Royce Archives

Rolls-Royce Experimental Archives: Box ExFiles\Box 99\2\        Box Selection

IdentifierEntry
scan0001 Resume of an interview with Messrs. Rubery Owen concerning the design of the Bentley III Frame and cross.
View original record To F. Copy to Dr. RHC. HY. Rm. RHC/TVI. HPS. 200 E/Ev.6/MW.16.12.36. Gry 427 Re Bentley III Frame. We give below a resume of our interview with Mr.Buckley of Messrs.Rubery Owen, concerning the design…

scan0002 Manufacturing process for a vehicle's frame cross, including pressing and welding considerations.
View original record -2- They see no difficulty in making the frame side members .080" thick. Frame Cross. It was confirmed that it is impossible to press the four vertical faces of the frame cross as four pieces. It will…

scan0003 Design and manufacturing specifications for the Bentley III frame side members and general chassis layout.
View original record SECRET 2008. E/EV.2/MN.6.1.37. To BY. Copy to Dr. Rm. RHS. HPS. Rm/Les. 427 Bentley III Frame Side Members and General Chassis Layout. We send herewith LeC.5456 showing full particulars of the box…

scan0004 Letter to Rubery-Owen & Co. regarding the design of a proposed experimental frame, referencing drawing LoC.5458.
View original record (SECRET) Copy to EV. Res. Rmy. M.C. HPS. Rm/P.L.S. E/EV.S/MN. 2nd. February,1937. Messrs.Rubery-Owen & Co., Darlaston, South Staffs. Dear Sirs, Re: Experimental Frame. As agreed when your…

scan0005 Letter to Messrs. Rubery Owen concerning prints for an experimental chassis frame.
View original record Copy to Dr. RM RHO HFS. RM/FLS. SECRET E/EV.2/MN. 4th. February, 1937. Messrs.Rubery Owen, Darlaston, South Staffs. For the attention of Mr.Sinnat, Motor Frame Dept. Dear Sirs, Re Expl. Chassis…

scan0006 Secret letter to Messrs. Rubery Owen requesting comments on prints for experimental chassis frames.
View original record Copy to Dr. Rm. RHC. HPS. Rm/TLS. --------------------- SECRET. 427 E/Ev.2/MN. 4th. February, 1937. Messrs.Rubery Owen, Darlaston, South Staffs. For the attention of Mr.Sinnet. Motor Frame Dept. Dear…

scan0007 Letter to Rubery-Owen & Co. regarding a modified experimental frame design, corresponding in principle to the Hillman Minx.
View original record Copy to EY. Dx. Rm. REC. HPS. Rm/FLS. (SECRET) 200B 427 E/Ev.S/MN. 2nd. February,1937. Messrs. Rubery-Owen & Co., Darlaston, South Staffs. Dear Sirs, Re Experimental Frame. As agreed when your Messrs.…

scan0008 Modifications to the Bentley III frame and reverting to the Hillman Minx section.
View original record SECRET. E/Ev.7/MN.2.2.37. 200B 427 To BY. Copy to Er. Rm. H.O.C. HPS. Rm/FLS. Bentley III Frame. We informed you verbally through BY/Cgh that further modifications were necessary to LeC.5456 showing…

scan0009 Design, construction, and materials for the Bentley III Frame Cross.
View original record SECRET. TO HY. Copy to Dr. [redacted], Jur. [redacted] SHC. HPS. RSJ/FLS. R/EV.9/LN.2.2.37. 200B 427 Bentley III Frame Cross. We send herewith LeC.5481 and LeC.5482 showing respectively the plan and…

scan0010 Modifications to the Bentley III frame and the re-issue of drawing LeC.5456.
View original record SECRET. E/EV.7/MN.2.2.37. To BY. Copy to Per [Redacted] RHC [Redacted] REG [Redacted] EM/FLS. -------------------- Bentley III Frame. -------------------- We informed you verbally through DY/Cgh that…

scan0011 Plans, construction, and welding specifications for the Bentley III frame cross.
View original record SECRET. To HY. Copy to DA. Rm. RHC. HFS. RM/PLS. E/Ev.9/MN.2.2.37. LESmith 200B Bentley III Frame Cross. 427 We send herewith LeC.5481 and LeC.5482 showing respectively the plan and elevations of the…

scan0012 Letter to Park Ward & Co. confirming instructions and providing drawings for building a dummy chassis frame for a short wheelbase Bentley.
View original record Copy to Hm. Hc. Rm. Hm/FD. SECRET. 2006. 427 Smith E/Ev.A/MN. 16th. February, 1937. Messrs. Park Ward & Co., 473, High Road, Willesden, London, N.W.10. Dear Sirs, Re Short Wheelbase Bentley. We…

scan0013 Letter regarding information for manufacturing a bonnet, radiator, wings, and a four-door body, and requesting an update on a dummy chassis drawing.
View original record -2- sending you in the course of a few days sufficient information to enable you to make the bonnet and radiator, when you will be able to go ahead and produce the front wings and apron, fitting up…

scan0014 Feedback from Rubery Owen on the design of the Bentley III chassis frame.
View original record SECRET. 200b. To EV. Copy to De. SHR. MHO. Rm/FLS. Bentley III Chassis Frame. We send herewith a print of the Bentley III chassis frame - frame cross, Lec.5481, which we sent to Messrs. Rubery Owen…

scan0015 Proposed frame for the Bentley III suitable for torsion bar suspension, and a modification to the Wraith III frame.
View original record 200b To BY. Copy to Ba. Rm. RHC. HPS. [crossed out] Rm/PLS. [crossed out] Rm/Les. [crossed out] E/EV.5/MN.16.4.37. 427 Bentley III Frame. ---------------- We have already sent to you LeC.5456 showing…

scan0016 Letter to Mr. Manning of Briggs Motor Bodies Ltd. to arrange a meeting.
View original record Rm15/R. 7th June, 1937. N.H. Manning, Esq., Messrs. Briggs Motor Bodies Ltd., Chequers Lane, DAGENHAM. Dear Manning, Mr. Elliott and I would like to come to Dagenham to see you on Friday, arriving…

scan0017 Letter from Briggs Motor Bodies Limited to W. A. Robotham confirming arrangements for a meeting.
View original record BRIGGS MOTOR BODIES LIMITED DIRECTORS: THE RT. HON. THE EARL OF GRANARD, K.P., G.C.V.O., P.C., CHAIRMAN. N. H. MANNING, (U.S.A., BRITISH ORIGIN), MANAGING DIRECTOR. LT.-COL. J. T. C. MOORE-BRABAZON,…

scan0018 Proposing a visit to Briggs Motor Bodies Ltd.
View original record Hs. from Rm. c. E. 1021 200B 427 Rm9/R.9.6.37. BRIGGS MOTOR BODIES LTD. E. and I are proposing to visit this firm on Friday next, the 11th instant. Rm.

scan0019 Programme and timeline for the Wraith model, including testing and preparation for the 1938 Motor Show.
View original record S E C R E T. 200B 427 Rm12/R.9.6.37. E. from Rm. c. Hs. c. HPS. B.III PROGRAMME. We have been going over the dates of the Wraith programme. We find that we ordered the frame side members 16.6.36. It…

scan0020 Letter to N.H. Manning of Briggs Motor Bodies Limited, confirming attendance at Dagenham.
View original record 1021 (crossed out) 1021 200B 427 Rm5/R. 9th June, 1937. N.H. Manning, Esq., Messrs. Briggs Motor Bodies Limited, D A G E N H A M. Dear Mr. Manning, Many thanks for your letter of the 7th. We will be…

scan0021 Requesting the arrangement of a driver and car for a visit to Dagenham.
View original record W/S. C.from Rm. Rm6/R.9.6.37. E. and myself are proposing to visit Dagenham on Friday, June 8th. Could you arrange for a driver and car to pick us up at Brown's Hotel, Albemarle Street, at 8.30.a.m.…

scan0022 The frame side members for the Bentley III, including specifications and potential interchangeability with the Pheonix model.
View original record SECRET 200B Py. [Struck through] Copy to Ba. Rm. AHC. [Struck through] HFS. [Struck through] Rm./ARM [Struck through] Handwritten: LES When are you going frame chasing. Rus E/EV.6/M.24.6.37. Re:…

scan0023 The modification of the Bentley III frame side members.
View original record SECRET. By. Copy to Dr. Rm. RMC. Hrg. Hay/Loo. 200B E/Ev.1/H.3.7.37. Re: BENTLEY III. FRAME SIDE MEMBERS. As a result of our visit to the Projectile & Engineering Co., and Briggs Bodies, to discuss…

scan0024 Construction of the frame cross for the Bentley III, including riveting and welding methods.
View original record SECRET. 200B 427 L.S We expect you to follow up details & let us know when completed also side members EH.31/7/37 Copy to Dev. Rm. HMC. HFS. Rm/Les. BENTLEY III. FRAME CROSS. We send herewith LeC.5770…

scan0025 Construction of the Bentley III frame's second crossmember and the proposed addition of arc welds.
View original record SECRET. 427 By. Copy to Dev. Rm. eHe. WFG. Rm/Iss. E/Ev.4/M.7.7.37. BENTLEY III. FRAME 2ND CROSSMEMBER. On LeC.5769 herewith we show the construction of the 2nd crossmember. As in the case of the…

scan0026 Letter arranging a meeting with N.H. Manning of Briggs Motor Bodies Ltd. to discuss frame drawings.
View original record Rm/Les.22/AP. N.H.Manning Esq., Briggs Motor Bodies Ltd., Dagenham, ESSEX 9th July 1937 Dear Mr.Manning, I am hoping to be in London over the week-end and would like to have your criticism concerning…

scan0027 Letter to The Projectile & Engineering Co. Ltd. arranging a meeting to discuss further frame drawings.
View original record HOLD 427. 9th July 1937 Rm/Les.23/AP. The Projectile & Engineering Co.Ltd., Acre Street, Battersea, LONDON S.W.8 For the attention of Mr.Bidges. Dear Sirs, As I am hoping to be in London next Monday,…

scan0028 Letter from The Projectile & Engineering Company to the Experimental Department enclosing a drawing with suggestions.
View original record Please address all communications to the COMPANY. CONTRACTORS TO H.M. GOVERNMENT. ENGINEERING EMPLOYERS' FEDERATION 1896 TELEGRAMS: "PROFECTUS, CLAPROAD LONDON." TELEPHONE: MACAULAY 1212. PRIVATE…

scan0029 Secret memo regarding potential modifications to the Bentley III frame.
View original record Secret To- ~~BY~~ from E/Ev. Copies to ~~- Da.~~ ~~Rm.~~ ~~RHO.~~ ~~HPS.~~ ~~Fm/ies.~~ [Handwritten] 200B E/Ev.1/JH - 14-7-37. [Handwritten] 427. BENTLEY III - FRAME. On LEC-5784 we show the gusset…

scan0030 Letter to Briggs Bodies Ltd. regarding detail drawings for producing frame and tool cost figures.
View original record 3.10.70 200B 427 Rm/Les.25/AP. Experimental Department 10th July 1937 Messrs Briggs Bodies Ltd., Chequers Lane, Dagenham. For the attention of Mr.Manning. Dear Sirs, In order to facilitate your job of…

scan0031 Letter to The Projectile & Engineering Company enclosing frame drawings for an estimate.
View original record Yes. 10D 200B 427 Rm2/R. 26th July, 1937. The Projectile & Engineering Company, Ltd., Acre Street, Battersea, LONDON. S.W.8. Dear Sirs, Your Ref: JB/RS. We are in receipt of your letter of the 19th…

scan0032 Letter from The Projectile & Engineering Company regarding a list of received drawings and a request for frame cost.
View original record Please address all communications to the COMPANY. CONTRACTORS TO H.M. GOVERNMENT. 1070 ? 200B 427 ENGINEERING EMPLOYERS' FEDERATION 1896 THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS NATIONAL SCHEME…

scan0033 Page 2 of a letter from The Projectile & Engineering Co Ltd requesting a print of a complete frame assembly.
View original record - 2 - Messrs Rolls Royce Ltd. a print of the complete frame assembly, at your earliest convenience. Yours faithfully, THE PROJECTILE & ENGINEERING CO: LTD J. Bell GENERAL MANAGER

scan0034 Letter from The Projectile & Engineering Co. Ltd acknowledging receipt of drawings to prepare an estimate for 1,000 frames.
View original record Please address all communications to the COMPANY. CONTRACTORS TO H.M. GOVERNMENT. 427. 1010 20013 ? TELEGRAMS: "PROFECTUS, CLAPROAD LONDON." TELEPHONE: MACUALAY 1212. PRIVATE BRANCH EXCHANGE. THE…

scan0035 Stop-work notice for specific Bentley III chassis frame gusset parts due to a foul condition with the oil pump.
View original record C. Rm. 200B 427 BY/HEB5/M.29.7.37. BENTLEY III. CHASSIS. FRAME AND FITTINGS SEC:7000. The Design Dept., have pointed out to us that a foul occurs between the Oil Pump and the Frame Gusset between the…

scan0036 Letter chasing a quotation for a frame from Briggs Motor Bodies, Ltd.
View original record 427 1010 August 2nd.1937 Rm/Les.7/AP. Messrs Briggs Motor Bodies,Ltd., Chequers Lane, DAGENHAM. For the attention of Mr.Manning Dear Sirs, We are very anxious to have your quotation for the frame…

scan0037 Letter to The Projectile & Engineering Co. Ltd. requesting cost figures for a frame.
View original record 40 200B 427 Rm/Les.6/AP. August 2nd.1937 The Projectile & Engineering Co.Ltd., Acre Street, Battersea, LONDON S.W.8. For the attention of Mr.Bell. Dear Sirs, We are very anxious to have your cost…

scan0038 Forwarding blueprints for replacement frame gussets on a Bentley III Chassis.
View original record WPS C. Rm. 2008 BY/HEB5/M.14 8 37 427 BENTLEY III. CHASSIS. FRAME AND FITTINGS - SEC:7000 We herewith forward you three Blue Prints of each of the following parts to replace the Frame Gussets held up…

scan0039 Letter to Projectile & Engineering Co. Ltd. querying a high quotation for 1000 frames and requesting a completion date for torque arms.
View original record 200B 427 August 18th 1937 Rm/Les.8/AP. Projectile & Engineering Co.Ltd., New Road, LONDON S.W.8. Dear Sirs, We thank you for your quotation for 1000 frames. The figure per frame has quite frightened…

scan0040 Letter to Briggs Motor Bodies Ltd. discussing a quotation for frames, including design drawings, tooling costs, and material specifications.
View original record 200B 427 Rm/Les.5/JH. 18th August, 1937. Messrs. Briggs Motor Bodies Ltd., Dagenham, Essex. For the attention of Mr.Cockrane. Dear Sirs, Thank you for your quotation of the 4th inst. We think that…

scan0041 The concluding page of a letter arranging a visit to discuss various points.
View original record -2- Rm/Les.5/JH. I hope to be able to pay you a visit in about 10 days time in order to discuss the various points. Yours faithfully, FOR ROLLS-ROYCE LTD.

scan0042 Letter from a contractor regarding the high price of chassis frames and the dispatch of torque arms.
View original record Please address all communications to the COMPANY. CONTRACTORS TO H.M. GOVERNMENT. 200B ENGINEERING EMPLOYERS' FEDERATION 1896 NATIONAL SCHEME FOR DISABLED MEN THE SOCIETY OF MOTOR MANUFACTURERS &…

scan0043 Proposed modifications and economies for the Bentley 111 frame.
View original record [Crossed out text: P. Dept., c. Rec., c. Rm., c. Ph., c. Da/HT., c. Da/Ill.] 200b 427 DA.1/G.1.9.37. [Handwritten note] LES Does mannings quotation include these economies Am BENTLEY 111 - FRAME. The…

scan0044 Modifying the steering tube hole and replacing rivets with welding for improved frame stiffness.
View original record - 2 - DA.1/G.1.9.37. N.Sch.5786 shews a modification to the hole for the side steering tube in the front cross member which seems very desirable and which will also have to be investigated. The…

scan0045 Record of the design reasons for the construction of the Bentley 111 front end frame, comparing it to a Packard suspension.
View original record B.M. Rm. Rm/Loc. 2008. DA.9/G.2.9.37. GTRY 427 BENTLEY 111 - FRONT END OF FRAME. We should like to put on record the reason for the present construction at the front end of the Bentley frame. It was…

scan0046 Frame design improvements, referencing Buick and Packard frames.
View original record - 2 - that Buicks, whose frame originally resembled Packards, had found that the lower edge where it passes round the springs was weak and had devised this new type of frame and cross member as an…

scan0047 Letter to Briggs Motor Bodies Ltd. to arrange a meeting to discuss a quotation for 1000 frames.
View original record Rm/Les7/R. 200B 427 3rd Sept., 1937. Messrs. Briggs Motor Bodies Limited, DAGENHAM, ESSEX. For the attention of Mr. Manning. Dear Sirs, I am hoping to arrive at your Works about 10.30. a.m. on Monday,…

scan0048 Letter to Briggs Motor Bodies Limited confirming a conversation about the supply of chassis steel and requesting quotations.
View original record 200B 427 Rm/Les7/R. 7th Sept., 1937. Briggs Motor Bodies Limited, Dagenham, ESSEX. (For the attention of Mr. N.H. Manning.) Dear Sirs, This is to confirm our yesterday's conversation. We should like…

scan0049 Letter to Briggs Motor Bodies Ltd. discussing frame construction and costs.
View original record Briggs Motor Bodies Ltd. -2- 7.9.37. (2) The difference by letting the frame gussets continue through the front cross-member and bending the frame to the outside of the cross-member in a gentle curve.…

scan0050 Letter from Briggs Motor Bodies Ltd. confirming alterations made to blueprint FB.3009.
View original record BRIGGS MOTOR BODIES LIMITED DIRECTORS: THE RT. HON. THE EARL OF GRANARD, K.P., G.C.V.O., P.C. CHAIRMAN. N. H. MANNING, (U.S.A. BRITISH ORIGIN). MANAGING DIRECTOR. W. O. BRIGGS, (U.S.A.) LT-COL. J. T.…

scan0051 Covering order for chassis frame steel from Briggs Motor Bodies Ltd.
View original record 427 To Roy/Ms. from Rm/Les. c. G/JWH. Rm/Les.1/AP.8.9.37 Will you please send a covering order to Messrs Briggs Motor Bodies Ltd., Dagenham, Essex, for sufficient of their 12 gauge (American .080")…

scan0052 Material supply and construction of a new light Bentley III frame.
View original record 200b 427 HPS. from Rm/Les. Rm/Les4/R.13.9.37. BENTLEY III FRAME. The sample steel .080" thick from Briggs Bodies is now in the Central Stores. Sufficient material has been ordered to produce 2 light…

scan0053 Letter to Briggs Motor Bodies Ltd. concerning steel thickness, pricing, and proposed frame alterations.
View original record 2006 427 Rm/Les8/R. 17th Sept. 1937. Messrs. Briggs Motor Bodies Ltd., Dagenham, ESSEX. (For the attention of Mr. Manning). Dear Sirs, We have received your sample steel and are proceeding with the…

scan0054 Letter requesting a quotation for a frame, referencing American gauges and cost differences.
View original record -2- 17.9.37. difference in cost by deleting these two parts. We hope you will be able to let us have your quotations very shortly as at the moment owing to the fact that you work with American gauges,…

scan0055 Testing requirements for the Bentley III frame, specifically requesting alternative front gussets.
View original record X 427 To HPS. from Rm/Les. 200B Rm/Les.8/MR.22.9.37. BENTLEY III. FRAME. We should like the bumper chassis to be the welded frame which has been used for deflection test. For the next chassis for…

scan0056 Request for detail drawings of the B.III frame front end and gusset to create a sample for deflection tests.
View original record To By/NS. from Rm/Les. c. By. X 427 200B Rm/Les.7/MH.22.9.37. B.III FRAME FRONT END. Rm.449 shows an alternative fixing of the front pan to the side members on B.III. Will you please let us have…

scan0057 Requesting a detailed investigation into design changes for the lowered Bentley 111 frame.
View original record DA/Ald. DA/Tst. (Crossed out) DA/W.S. (Crossed out) C. Dept. (Crossed out) E. Dept. (Crossed out) L. Dept. (Crossed out) Rm. RUD/OAM (Crossed out) 200B DA.2/C.11.10.37. 427 BENTLEY 111 FRAME. Attached…

scan0058 Analysis of modifications for a revised and lowered frame, model B.111.
View original record COPY To Da. from Ev. De/EV.2/N.9.10.37. REVISED AND LOWERED FRAME - B.111. Below we give an analysis of the modifications necessitated by the revised lowered frame shewn on FD.32 herewith. (1). Frame…

scan0059 List of required modifications for various vehicle components, continued from a previous page.
View original record - 2 - Da/Ev.2/N.9.10.37. (9) Step Irons. (cont'd. fixing to frame need modifications. (10) Side Wheel Carrier. Base attachment to the frame may need slight modification. (11) Hand brake. Hand brake…

scan0060 Technical memo discussing chassis frame stiffness, comparing the existing channel cross section with a proposed I-section.
View original record To:- Rm/Mr. Leslie. 200B Dor/Hks.2/FLP.21.10.37. 427 CHASSIS FRAMES. I have looked into the questions you raised during my recent visit to Derby, working on the prints sent later. By replacing the…

scan0061 Development, weight, and cost comparison of the Bentley III frame against the Wraith frame.
View original record By. from Rm. c. Sg. c. Hs. c. RHC. c. Da. c. Mx. BENTLEY FRAME. The attached report shows the work that has been done in developing the Bentley III frame. The Wraith frame weighs 347 lbs, the original…

scan0062 Frame stiffness, presenting the results of torsion tests on various chassis and bodies.
View original record Rm. from Rm/Clapham. 25.10.37. REPORT ON FRAME STIFFNESS. RESULTS OF TORSION TESTS. Stiffness. lbs.ft./degree, Between wheel planes. Dash to rear wheels. Dash to Front wheels. 33-EX with body ........…

scan0063 Table of frame stiffness measurements for the Bentley III.
View original record -2- BENTLEY III. 25.10.37. Stiffness. lbs.ft/degree Between wheel planes. Dash to rear wheels. Dash to front wheels. Frame No.1 - .128" thick bolted 1500 3000 3000 " " with welded gussets 1700 " " all…

scan0064 Table of comparative dimensions for various vehicle frames.
View original record -3- 25.10.37. TABLE OF COMPARATIVE DIMENSIONS. DIMENSIONS. P.III. WRAITH PACKARD OLDS. VAUXHALL G.M.FRAME B.III. Wheelbase 147" 141" 121" 117" 111" 122" 124" Dash to front wheels 43" 36" 35" 28" 26" -…

scan0065 Chassis frame design, comparing stiffness, construction methods, and materials for the Wraith and Bentley III models.
View original record -4- 25.10.37. The results obtained at Shardlow do not seem to have been very reliable, so the majority of them have been omitted. A few, however, are given where no comparative figures have been…

scan0066 Technical note discussing frame strength, weight distribution, and modifications in relation to Bentley and Wraith models.
View original record -5- The strength will be more evenly distributed over the length of the frame, and the total weight will be slightly less, 250 lbs. The drilling projected on the original .104 Bentley III frame should…

scan0067 Graph showing the results of chassis and body torsion tests for an Oldsmobile Saloon with a Fisher Body.
View original record CHASSIS & BODY TORSION TESTS OLDSMOBILE SALOON FISHER BODY WITHOUT HYSTERESIS 35,000 LBS-INS PER DEGREE TWIST. 15. JUNE 1937 O. 2. TWIST 5° 4° 3° 2° 1° 0° 138,375 LBS-INS 123,000 LBS-INS 107,625…

scan0068 Blueprint graph showing chassis and body torsion test results for a Wraith chassis.
View original record CHASSIS & BODY TORSION TESTS WRAITH CHASSIS 26 G VI FRAME 0.128" THICK - WITH LARGE HOLES AND 0.010" THICKER CROSS WITH FRONT CROSS-CHANNEL WITHOUT HYSTERESIS 10,000 LBS-INS PER DEGREE TWIST 17 JUNE…

scan0069 Graph of chassis and body torsion test results for a Packard chassis with front wings.
View original record CHASSIS & BODY TORSION TESTS. PACKARD CHASSIS. WITH FRONT WINGS. WITHOUT HYSTERESIS 9,000 LBS.INS. PER DEGREE TWIST 8th JUNE 1937. P 4 14" 18.125" 12.5" 31.5" 25.125" 17.375" 18.75" 29.375" 6°…

scan0070 Graph and diagram showing the torsional stiffness of a Bentley III frame under an applied torque.
View original record BENTLEY III FRAME .104" THICK. GUSSETS AND CENTRE OF CROSS WELDED. DEGREES TWIST 0.6 0.4 0.2 0 APPLIED TORQUE 8700 LBS INS. 34.5" 83.5" FRONT WHEELS DASH REAR WHEELS SCALE 1" = 2'

scan0071 Car chassis on a rig being weighed and tested for rigidity.
View original record ",

scan0072 The stiffness of an unwelded Bentley III frame at different material thicknesses.
View original record Bentley III frame. unwelded .128" thick. 1450 lbs. ft./degree .106" thick 1150 lbs. ft./degree

scan0073 Photograph of a Bentley B, 126 inch wheelbase, all-welded production frame.
View original record BENTLEY B FRAME 126 INCH ALL WELDED PRODUCTION FRAME. O.H. 2099 /26.8.38

scan0074 The torsional rigidity of a welded Bentley III frame at different thicknesses.
View original record Bentley III frame. all welded ·128" thick 1750 lbs. ft. / degree ·104" thick 1420 lbs. ft. / degree

scan0075 Photograph of a Bentley III frame with welded gussets, showing its construction.
View original record BENTLEY. III. FRAME .128 THICK WELDED GUSSETS 1700 LBS. FT./DEGREE.

scan0076 The stiffness of a Bentley III frame with welded gussets at different thicknesses.
View original record Bentley III frame. welded gussets .128" thick. 1700 lbs. ft. / degree .104" thick. 1350 lbs. ft. / degree

scan0077 Photograph showing a lightened car chassis frame on a workshop floor.
View original record 323C

scan0078 Specifications for a Bentley III frame, detailing torsional rigidity based on hole configurations.
View original record Bentley III frame. .128" thick. With 2 Plain holes in gussets and 0 holes in side members 1450 lbs. ft./degree - 10 0 1400 - 10 6 1360 - 10 lipped 6 1400

scan0079 Stiffness results of the Bentley III front pan.
View original record To Sy. from Rm/Cm. c. Da. c. Les. Rm/Cm.9/TH.28.10.37. 200B 427 RE BENTLEY III FRONT PAN. With the bottom plate removed from the pan the .104" frame gave a stiffness figure of 1000 lbs.ft/degree…

scan0080 Quotation for chassis frame components from Rubery, Owen & Co Ltd.
View original record 200B SPECIALISTS IN COMPLETE FACTORY BUILDINGS ON LISTS OF AND CONTRACTORS TO THE BRITISH ADMIRALTY, WAR OFFICE, AIR MINISTRY & CROWN AGENTS FOR THE COLONIES, INDIA OFFICE & PRINCIPAL BRITISH &…

scan0081 Blueprint alterations for a Bentley 111 Frame, specifically for the starting handle and front bumper bearing.
View original record DY/NS C. Rm. DA./16/G.17.11.37. B/S 427 20013 BENTLEY 111. FRAME. Please receive attached blueprint F.CD.10 Starting Handle and Front Bumper Bearing. The above print shows the alterations necessary to…

scan0082 Letter from Rubery, Owen & Co. Ltd declining to quote for 1,000 Chassis Frames to Drawing FCD.139.
View original record 200B SPECIALISTS IN COMPLETE FACTORY BUILDINGS ON LISTS OF AND CONTRACTORS TO THE BRITISH ADMIRALTY, WAR OFFICE, AIR MINISTRY & CROWN AGENTS FOR THE COLONIES, INDIA OFFICE & PRINCIPAL BRITISH &…

scan0083 Covering order request to John Thompson Motor Pressings Ltd. for a Bentley III frame assembly and a dashboard.
View original record To HPS. from Rm/Les. 200B 427. Rm/Les.5/MH.29.11.37. Will you please arrange for a covering order to go to Messrs. John Thompson Motor Pressings Ltd. for - (1) Assembling the first Bentley III frame…

scan0084 Request to issue a G.R. sheet for 4' and 6' rebound buffers received from E.H. Pickford Co.
View original record G/Mt. 2001B? 4116. H2] Rm/Les.15/JH.19.11.37. Will you please issue an G.R. sheet for the following rebound buffers which have been received from E.H. Pickford Co. Derby. 4" rebound buffers reweived…

scan0085 Letter to John Thompson Motor Pressings Ltd. regarding new prints for part FB.33030 and a new plate FB.3347.
View original record 200B 427. Rm/Les.15/JH. 6th December.1937. Messrs. John Thompson Motor Pressings Ltd., Beacon Works, Wolverhampton. For the attention of Mr. Hunt. Dear Sirs, I am sending you new prints of FB.33030…

scan0086 Letter to Hughes Johnson Stampings Ltd. requesting a quotation for torque arms and a modified part.
View original record 200B + 427. Rm/Les.2/MH. 7th. December 1937. Messrs. Hughes Johnson Stampings Ltd., Langley Green, Birmingham. For the attention of Mr. Reynolds. Dear Sirs, Can you please let me have a quotation for…

scan0087 Letter from John Thompson Motor-Pressings Ltd. regarding prints for F.B.33030 and a new plate requirement for F.B.3347.
View original record TELEGRAMS: MOTOFRAME, WOLVERHAMPTON. TELEPHONES: BILSTON 41293-4-5-6-7. TEMPLE BAR 3216 LONDON. ESTABLISHED 1840. NEAREST STATION: L.M.S. ETTINGSHALL ROAD. (2 MINUTES) G.W.R. PRIESTFIELD. (10 MINUTES)…

scan0088 Frame shake issues on model 1.B.50 and proposed alterations to stiffen the 10 B.V frame.
View original record 427 and 827 HFS. from Rm/AFM. c. Roy/Les. Rm/AFM4/R.20.9.38. B.III & B.50 FRAME. We have run into trouble on 1.B.50's frame. The vertical oscillation frequency corresponds to the tyre bounce frequency…

scan0089 Instruction to the Experimental Department regarding the use of a Silver Wraith Front Cross Member on a Bentley 111 frame.
View original record EX/NS. 427 c. Rm. DA.2/G.21.9.38. BENTLEY 111. FRAME. We have been requested by Rm. to instruct a Bentley 111 frame with a Silver Wraith Front Cross Member. This does not mean we definitely intend to…

scan0090 Estimate from John Thompson Motor Pressings Ltd. for the manufacture of 1,000 torque arms.
View original record TELEGRAMS: MOTOFRAME, WOLVERHAMPTON. TELEPHONES: BILSTON 41293-4-5-6-7. TEMPLE BAR 3216 LONDON. Hunt ESTABLISHED 1840. NEAREST STATION: L.M.S. ETTINGSHALL ROAD. (2 MINUTES) 200B G.W.R. PRIESTFIELD.…

scan0091 Scheme for the arrangement of Body Brackets for a Bentley 111 Frame.
View original record BY/NO. C. Rm. 2007B DA.2/G.9.12.37. 427. BENTLEY 111. FRAME. Please receive herewith the following scheme :- F.CD.280 Arrangement of Body Brackets. The above scheme shows the design and position of…

scan0092 Letter to a supplier regarding pieces to block holes in a front cross member and the suggested welding method.
View original record 200B Rm/Les.2/MH. 11th. December 1937. Messrs.John Thompson Motor Pressings Ltd., Beacon Works, Wolverhampton. 427. For the attention of Mr. Hunt. Dear Sirs, As arranged with you last Thursday I am…

scan0093 Scheme for the Bentley 111 Combined Body Bracket and Intermediate Step Iron frame and fittings.
View original record Dep/Rm. C. Rm. 2008 427. DA.12/G.13.12.37. BENTLEY 111. FRAME AND FITTINGS. Please receive herewith the following scheme F.CD.287 Combined Body Bracket and Intermediate Step Iron. The above scheme…

scan0094 Letter from a supplier regarding spring brackets and a completed frame awaiting collection.
View original record TELEGRAMS: MOTOFRAME, WOLVERHAMPTON. TELEPHONES: BILSTON 41293-4-5-6-7. TEMPLE BAR 3216 LONDON. ESTABLISHED 1840. NEAREST STATION: L.M.S. ETTINGSHALL ROAD. (2 MINUTES) G.W.R. PRIESTFIELD. (10 MINUTES)…

scan0095 Letter to Hughes-Johnsom Stampings Ltd. requesting an estimate for several parts.
View original record Rm/Les.8/MH. 20013 427. 16th. December 1937. Messrs. Hughes-Johnsom Stampings Ltd., Langley Green, Birmingham. For the attention of Mr. Reynolds. Dear Sirs, Thank you very much for your two estimates…

scan0096 Schemes for the front and rear step irons required for the Bentley 111.
View original record B.I/[REDACTED] C. Rm. DA.22/G.17.12.37. BENTLEY 111. Please receive herewith the following schemes :- F.CD.294 Rear Step Iron. F.CD.297 Front Step Iron. The above schemes show particulars of the…

scan0097 Scheme for the Bentley 111 Frame, concerning the Rear Body Bracket.
View original record BT/RS. c. Rm. 2006 4-27 DA.20/G.20.12.37. BENTLEY 111. FRAME. Please receive herewith the following scheme F.CD.300 Rear Body Bracket. The above scheme shows the rear body bracket fixed to the frame…

scan0098 Letter to John Thompson Pressings Ltd. regarding an inspector's report on a frame, tooling costs, and new prints for gussets.
View original record 200B Rm/Les.4/AP. December 23rd.1937 Messrs John Thompson Pressings Ltd., 427 Beacon Works, WOLVERHAMPTON For the attention of Mr.Hunt. Dear Sirs, I enclose a copy of our Inspector's report of the…

scan0099 List of faults and measurements for a Bentley III Frame.
View original record 200R 23rd. December 1937. BENTLEY III FRAME 427 FB.3303. -------- The following are the main faults on the above - The L.H. Channel is .350 high at Front end. -------- The L.H. Channel is .200 high at…

scan0100 Inspection notes detailing issues with a cruciform, gusset, and channels.
View original record -2- The Cruciform lies .100 to L.H. Side and is badly twisted. ---------- FB.3301-2 Gusset. The flange welded to Cruciform is the opposite way to Drawing. ---------- The Contour of Channels at Rear…

scan0101 Revised design for the front end of the Bentley 3 frame, including project objectives and specific modifications.
View original record RY/NS. c. Rm. c. De/EV. a. De/ID. c. De/Mo. 2006 LES 427 DA.8/G.24.12.37. BENTLEY. 3. FRAME. FRONT END. We send herewith HD.76 shewing a revised treatment of the front end of the Bentley 3 frame in…

scan0102 Incorporating modifications to a lower triangle lever into the next order of frames.
View original record - 2 - DA.8/G.24.12.37. The next frames ordered are intended to be to this design, so that the resulting modifications to the lower triangle lever should be incorporated in the detail as soon as…

scan0103 Details on shockdamper mounting, bump buffer, and main spring for the modified front end of a Bentley 111 frame.
View original record DS/Rms [crossed out] c. Rm. [crossed out] c. Des/Ty [crossed out] c. Dek/Ty [crossed out] 2006 DA.14/G.3.1.38. 42 SHOCKDAMPER MOUNTING, BUMP BUFFER AND MAIN SPRING, MODIFIED FRONT END OF FRAME. B.111.…

scan0104 The torsional stiffness and weight of the Bentley III frame.
View original record 200h To By. c. to Da. Rm/Cm.8/JH.5.1.38. BENTLEY III FRAME TO F.C.D.139. 427 The latest Bentley III frame to drawing F.C.D.139 give a torsional stiffness between wheel planes of 1470 lbs.ft/degree.…

scan0105 Scheme for a rear bump buffer on a Bentley 111 frame.
View original record DY/RD. c. Rm. 2006 DA.19/G.7.1.38. BENTLEY 111. FRAME. 427 Please receive herewith the following scheme:- F.GD.322 Rear Bump Buffer. The above scheme shews the rear bump buffer similar in design to…

scan0106 Issues with coil spring frequency, wheel flap, and wishbone bearings on a Bentley 111 chassis.
View original record LES 497. Dr. C. Rm. C. Rm/EV. BY.11/G.7.1.38. P. BENTLEY 111. CHASSIS. Re: Da.2/G.31.12.37. The above memo was discussed on Tuesday afternoon. It was suggested by Rm. that we had hit the natural…

scan0107 Requesting an order for three B.III frames with American front end construction, detailing supplier arrangements and costs.
View original record δ JOB 427 To HPS. from Rm/Les. Rm/Les.4/MH.10.1.38. B.III FRAME WITH AMERICAN FRONT END CONSTRUCTION. It has been decided to build 3 frames having the American front end construction as PD.76. No…

scan0108 Letter to a supplier about incorrect drawings for frame gussets and the issue of new prints.
View original record 3006 Rm/Les.2/JH. 427 13th January, 1938. Messrs. John Thompson Motor Pressings Ltd., Beacon Works, Wolverhampton. For the attention of Mr. Hunt. Dear Sirs, We are sending you new prints of the frame…

scan0109 Letter from John Thompson Motor Pressings Ltd. acknowledging receipt of a letter and revised drawing for Frame Gussets.
View original record TELEGRAMS: MOTOFRAME, WOLVERHAMPTON. BILSTON 41293-4-5-6-7. TELEPHONES: TEMPLE BAR 3216 LONDON. ESTABLISHED 1840. HEADS OF OFFICE: L.M.S., ETTINGSHALL ROAD. (2 MINUTES) G.W.R., PRIESTFIELD. (10…

scan0110 Letter to John Thompson Motor Pressings Ltd. confirming details for three new Bentley frames.
View original record 227 20915 January 18th.1938 427 Rm/Les.10/AP. Messrs John Thompson Motor Pressings Ltd., Beacon Works, WOLVERHAMPTON. For the attention of Mr.Hunt. Dear Sirs, With regard to our talk concerning the…

scan0111 Letter confirming the alteration of records for three new Bentley Frames.
View original record JOHN THOMPSON MOTOR PRESSINGS LTD. TELEGRAMS: MOTOFRAME, WOLVERHAMPTON. TELEPHONES: BILSTON 41293-4-5-6-7. TEMPLE BAR 3216 LONDON. ESTABLISHED 1840. NEAREST STATION: L.M.S. ETTINGSHALL ROAD. (2…

scan0112 Parts list for a revised front end and modified front bumper for the Bentley III chassis.
View original record To HPS. C. BY C. Rm/Des. C. RMC/GAV. 200B BY/HEB.2/WB.4.2.38. BENTLEY III CHASSIS. H27 FRAME AND FITTINGS - SEC : 7000. FRONT BUMPER - " 7008. REVISED FRONT END OF FRAME TO SCHEME P.D.76. MODIFIED…

scan0113 Instruction to produce and fit parts for the starting handle to the 3rd chassis onwards.
View original record (2) K.4010 Nut - Starting Handle Bkt. Stud. 1 off K.9010 Washer - " " " 1 " FB.3159 Support - Starting Handle Bracket. 1 " Kindly produce and fit the above parts to the 3rd Chassis and onwards. This…

scan0114 Letter to Messrs. Briggs Motor Bodies Ltd. requesting quotations for manufacturing 1,000 car frames based on a new design.
View original record 200B 427 Rm/Les.11/MH. 3rd. February 1938. N.H.Manning Esq., Messrs. Briggs Motor Bodies Ltd., Chequers Lane, Dagenham. Dear Mr. Manning, After many stages of development we have reached a frame which…

scan0115 Letter to Briggs Motor Bodies Ltd. regarding final drawings for a new frame and quotation.
View original record 200B. 427 Rm2/R. 3rd February, 1938. N.H. Manning, Esq., Briggs Motor Bodies Ltd., Chequers Lane, DAGENHAM. Dear Manning, Its a long time since I heard from you - are you still going strong ? We are…

scan0116 Letter to John Thompson Motor Pressings Ltd. enclosing an arrangement drawing for a new frame and advising on parts despatch.
View original record 200B 4-7 Rm/Les.11/MH. 4th. February 1938. Messrs. John Thompson Motor Pressings Ltd., Beacon Works, Wolverhampton. For the attention of Mr.Hunt. Dear Sirs, I enclose the arrangement drawing of the…

scan0117 Letter from John Thompson Motor Pressings Ltd. acknowledging receipt of arrangement drawing F.B.3558 for a new frame.
View original record TELEGRAMS: MOTOFRAME, WOLVERHAMPTON. TELEPHONES: BILSTON 41293-4-5-6-7. TEMPLE BAR 3216 LONDON. ESTABLISHED 1840. 209B 427 NEAREST STATION: L.M.S. ETTINGSHALL ROAD. (2 MINUTES) G.W.R. PRIESTFIELD. (10…

scan0118 Letter from Briggs Motor Bodies regarding a quotation for 1,000 frame members.
View original record 200B BRIGGS MOTOR BODIES LIMITED NATIONAL SCHEME FOR DISABLED MEN DIRECTORS: THE RT. HON. THE EARL OF GRANARD, K.P., G.C.V.O., P.C., CHAIRMAN. N. H. MANNING, (U.S.A. BRITISH ORIGIN), MANAGING…

scan0119 Letter from Briggs Motor Bodies regarding frame drawings, pricing, and a proposed meeting.
View original record BRIGGS MOTOR BODIES LIMITED [Crest] NATIONAL SCHEME FOR DISABLED MEN DIRECTORS: THE RT. HON. THE EARL OF GRANARD, K.P., G.C.V.O., P.C., CHAIRMAN. N. H. MANNING, (U.S.A. BRITISH ORIGIN), MANAGING…

scan0120 Scheme detailing a modification to a Bentley III frame's rear gusset for simplified welding.
View original record c. Rm. ------- 200b. DA.24/G.9.2.38. 4 7 BENTLEY lll. FRAME. Please receive herewith the following scheme :- F.CD.474 Modified Rear Gusset. The above scheme shows the flange on the gusset on the cross…

scan0121 Ground clearance measurements for a Bentley III chassis with handwritten annotations.
View original record To DY. [Strikethrough] from HPS. c. to Rm. c. to Dr. [Strikethrough] Les [Handwritten] Are these adequate [Handwritten] 2006. [Handwritten] HPS.3/VS.10.2.38. Gry [Handwritten] 427 [Handwritten]…

scan0122 Modifications to the Bentley 111 frame following a fracture on the bumping rig.
View original record RY/NS C. RM. DA.8/G.16.2.38. BENTLEY 111. FRAME. Herewith is PD.113 shewing the modifications to the front end of Bentley 111 frame decided upon as a result of the fracture on the bumping rig. Would…

scan0123 Directive to proceed with modifications to the Bentley 111 frame dies, rejecting a suggested delay for bumping tests.
View original record BY/NS C. Rm. 200b. 427. DA.17/G.18.2.38. Handwritten: KES Handwritten: See this does not proceed Handwritten: Rn BENTLEY 111. FRAME. With further reference to Da.8/G.16.2.38. instructing modifications…

scan0124 Letter from Briggs Motor Bodies regarding figures for frames and arranging a meeting.
View original record BRIGGS MOTOR BODIES LIMITED 200B DIRECTORS: THE RT. HON. THE EARL OF GRANARD, K.P., G.C.V.O., P.C., CHAIRMAN. N. H. MANNING, (U.S.A. BRITISH ORIGIN). MANAGING DIRECTOR. LT.-COL. J. T. C.…

scan0125 Letter to F.H. Manning of Briggs Motor Bodies Limited to arrange a discussion about frame particulars and specifications.
View original record 427. Rm2/R. 24th February, 1938. F.H. Manning, Esq., Messrs. Briggs Motor Bodies Limited, Dagenham, ESSEX. Dear Manning, Many thanks for your letter of February 7th. I am back at the Works now, and…

scan0126 Letter from John Thompson Motor Pressings Ltd. confirming telephone instructions for a new type of frame assembly.
View original record TELEGRAMS: MOTOFRAME, WOLVERHAMPTON. TELEPHONES: BILSTON 41293-4-5-6-7. TEMPLE BAR 3216 LONDON. ESTABLISHED 1840. NEAREST STATION: L.M.S. ETTINGSHALL ROAD. (2 MINUTES) G. W. R. PRIESTFIELD. (10…

scan0127 Torque reaction damper for the Bentley 111, noting the design is no longer required and should be filed.
View original record File BT/NS. c. Rm. Roots 427. Wym DA/15/G.28.2.38. ? BENTLEY 111. TORQUE REACTION DAMPER TO SUIT ALTERED CHASSIS FRAME FD.76 AND CRANKCASE FACING E.CD.395. Herewith please receive E.CD.444 Torque…

scan0128 Letter to John Thompson Motor Pressings Ltd. confirming agreement with their letter of 24th February.
View original record 800B 427. Rm/R. 1st March, 1938. Messrs. John Thompson Motor Pressings Ltd., Beacon Works, WOLVERHAMPTON. (For the attention of Mr. G.R. Hunt). Dear Sirs, Mr. Leslie has asked us to confirm that we…

scan0129 Letter from Briggs Motor Bodies to W. A. Robotham arranging a meeting to discuss frame figures.
View original record BRIGGS MOTOR BODIES LIMITED DIRECTORS: THE RT. HON. THE EARL OF GRANARD, K.P., G.C.V.O., P.C., CHAIRMAN. N. H. MANNING, (U.S.A., BRITISH ORIGIN), MANAGING DIRECTOR. LT.-COL. J. T. C. MOORE-BRABAZON,…

scan0130 Letter to N.H. Manning of Briggs Motor Bodies Ltd, confirming arrangements for a visit on March 9th.
View original record 427 Rm2/R. 5th March, 1938. N.H. Manning, Esq., Messrs. Briggs Motor Bodies Limited, DAGENHAM. Essex. Dear Manning, Very glad to get your letter of March 4th. Wednesday, March 9th, will be perfectly…

scan0131 Comparative table of frame stiffness measurements for various car models.
View original record 200B also 1010 FRAME STIFFNESSES. 427. 7.3.38 Torque required to twist 1ft. length of frame through 1°. | | lbs.ft between wheel planes. | lbs.ft. dash to rear axle. | lbs.ft. dash to front wheels. |…

scan0132 Letter from Briggs Motor Bodies regarding Mr. Manning's travel arrangements and declining an offer of accommodation.
View original record BRIGGS MOTOR BODIES LIMITED DIRECTORS: THE RT. HON. THE EARL OF GRANARD, K.P., G.C.V.O., P.C., CHAIRMAN. N. H. MANNING, (U.S.A., BRITISH ORIGIN), MANAGING DIRECTOR. LT.-COL. J. T. C. MOORE-BRABAZON,…

scan0133 Lower triangle rear bearing for the strengthened frame of a Bentley 111.
View original record DA/HS. Rm. De/JD. Do/MO.S. De/DV 2-6 DA.15/G.7.3.38. H27 LOWER TRIANGLE REAR BEARING FOR STRENGTHENED FRAME. BENTLEY 111. Please receive herewith blueprints of PD.124 which shows the bracket for the…

scan0134 Modifications to the Bentley 111 strengthened front end frame.
View original record BY/NS c. Rm. c. BY c. Da/JD c. Da/EV c. Da/TWD c. Da/Mc.S DA.20/G.11.3.38. 487 BENTLEY 111. FRAME STRENGTHENED FRONT END Further to Da.17/G.7.3.38. re-issuing PD.113, I understand that it is now…

scan0135 Letter to John Thompson Motor Pressings Ltd. regarding fitting bracket FB.3464 to a new longer frame.
View original record 2006 427 Rm/Les.5/MH. 11th. March 1938. Messrs. John Thompson Motor Pressings Ltd., Beacon Works, WOLVERHAMPTON. For the attention of Mr.Hunt. Dear Sirs, Thank you for your letter giving the…

scan0136 Letter to Brigg Motor Bodies Ltd. concerning the costs and specifications for modifying a vehicle frame.
View original record 427? Rm2/R. 12th March, 1938. N.H. Manning, Esq., Messrs. Brigg Motor Bodies Ltd., Chequers Lane, DAGENHAM. Dear Manning, Many thanks for the details of the cost of the frame now received. You will…

scan0137 Letter inquiring about the capability to produce a specific length of frame and the associated additional tool costs.
View original record -2- 12.3.38. We should be very interested to know:- (a) if you can produce this length of frame on your presses ? (b) what is likely to be the approximate addition to the £5,550 tool cost to enable…

scan0138 Letter to Briggs Motor Bodies Ltd. requesting clarification on a quotation for 12g Chassis steel.
View original record 1010 427 March 12th.1938 Rm/Les.5/AP. Briggs Motor Bodies Ltd., Dagenham, ESSEX For the attention of Mr.Cochrane. Dear Sirs, We are very pleased to receive the confirmation of the quotation which Mr.…

scan0139 Telegram from Briggbody confirming the thickness of a chassis frame quotation.
View original record ROLLS-ROYCE LTD. TELEGRAM RECEIVED BY TELEPHONE. leslie Time Received 9.30 Date 14.3.38. To Roycar DB from Rainham TS 9.7. 16wds Reference your letter 12th Chassis frame quotation covers .109 thick…

scan0140 Torsional stiffness test results for a B.III riveted frame.
View original record r 427. To By. from Rm/Clapham. c. Da. c. Da/Ev. Rm/Clapham.7/MR.18.3.38. B.III RIVETED FRAME. The torsional stiffness of the B.III riveted frame after 50 hrs. running on the bumper rig was 1100…

scan0141 Blueprints for a strengthened frame forward of the dash for the Bentley III chassis.
View original record To HPS. c. BY. c. Rm/Les. c. WHO/GAN. 427. BY/HEB.5/WB.21.3.38. BENTLEY III CHASSIS. STRENGTHENED FRAME FORWARD OF DASH - P+D.113. FRAME AND FITTINGS - SEC : 7000. We herewith forward you two blue…

scan0142 Letter to Briggs Motor Bodies Ltd. discussing frame specifications and requesting a quotation for a pressed steel dashboard.
View original record Rm/Les.5/MH. [Handwritten] ? 42)? See letter 26th. March 1938. N.H.Manning, Esq., Messrs. Briggs Motor Bodies Ltd., Dagenham, ESSEX. Dear Mr.Manning, Thank you for your further quotations dated March…

scan0143 Summary of work done on the B.III Suspension and frame.
View original record 429 By. from Rm. c. Da. c. Da/Ev. Rm3/R.28.3.38. Attached is a summary of the work which has been done so far on the B.III Suspension and frame. This is not meant to be a report, and the in- formation…

scan0144 Comparison report on bumper chassis endurance and wheel flutter tests between a Bentley III and a Packard.
View original record File Rm/Les.6/MH.28.3.38. BENTLEY III BUMPER CHASSIS. FRAME TO FB.3303. The front end of the above chassis has run on drums with 3" cams for 32 hours 10 mins. It was bumped at the rate of 115…

scan0145 List of component failures and their lifespans observed during an endurance run.
View original record -2- No quantitative measurements were taken of flutter as the movement was now small and it was considered more important to proceed with an endurance run. --- The following failures have occured -…

scan0146 Test results and failures for chassis and engine components including torque arms, dampers, and frame welding.
View original record -3- to rebound the following test will be made - (a) Yoke deflection measured. (b) Direction of load in top triangle ascertained. (c) Lower rating springs. The attached graph shows the resistance to…

scan0147 Failures and modifications to the vehicle frame, gussets, and various rubber components.
View original record -4- Rm/Les.6/MH.28.3.38. Another cause of failure was due to a rather sudden change in depth of the frame. This change in section was designed in order that the front end of the frame could be…

scan0148 Blueprint for a proposed bumper with specified dimensions and hardness.
View original record 3/8" B.S.F. 3/4 SPHERE 3" RAD. 2" 1/16" 1/8" 2" DIA. DUROMETER HARDNESS 53-58. PROPOSED BUMPER FOR ROLLS ROYCE Co., LTD. 4-3-'38 FULL SIZE D.B. 695

scan0149 Sketch illustrating the modification of funnels, comparing a new design with an old design.
View original record New design .128" thick Old design .104" thick Sketch illustrating modification of funnels.

scan0150 Graph from a rubber bearing test, plotting load versus deflection for longitudinal spindle movement under end thrust.
View original record B III RUBBER BEARING TEST LONGITUDINAL MOVEMENT OF SPINDLE IN RELATION TO END THRUST LOAD LB. DEFLECTION INS. LEGEND: -- -- SILENTBLOC ____ INLOX. CURVE LABELS: Y. NEW SILENTBLOC L.L. 17.30 hrs .181…

scan0151 Photograph of two cylindrical metal and rubber bushings.
View original record ",

scan0152 Note comparing Yoke Bearings (Inlox vs. Silentbloc) after 1420 hours of operation.
View original record Yoke Bearings after 1420 hrs. Inlox left. Silentbloc right

scan0153 Photograph showing two cylindrical metal and rubber bushings.
View original record ",

scan0154 Hower lever bearings.
View original record hower lever bearings after 1420 hrs. Inlox has radiused inner tube

scan0155 Photograph of a two-piece rubber mounting block with integrated studs.
View original record ",

scan0156 Note on a modified rear engine mounting after 24 hours of running.
View original record Modified Rear Engine Mounting after 24 hrs. running

scan0157 Photograph showing two acorn-shaped rubber buffers with threaded studs.
View original record ",

scan0158 Short handwritten note regarding Rebound Buffers.
View original record Rebound Buffers. Humber type is the larger.

scan0159 Photograph showing the components of a failed ball joint assembly.
View original record ",

scan0160 Note with a photograph showing an off-side torque arm and spherical rubber after use.
View original record O.S. Torque Arm and spherical rubber after 1750 hrs.

scan0161 Close-up photograph of a fabricated metal mounting bracket bolted to a chassis frame.
View original record R

scan0162 Off-side central bracket for lower arm pivots.
View original record O.S. Central bracket for lower arm pivots after 1750 hrs.

scan0163 Photograph showing a close-up of a front stub axle and steering arm assembly.
View original record 2 E4562

scan0164 Note on an off-side yoke bearing with a Silentbloc component after 1750 hours of use.
View original record O.S Yoke Bearing Silentbloc after 1750 hrs.

scan0165 Close-up photograph of a suspension or brake component with a tag labelled '1' inside a brake drum.
View original record 1

scan0166 Condition of a Yoke Bearing and Inlox bushing after 1750 hours of use.
View original record Yoke Bearing after 1750 hrs. Inlox bushing N.S.

scan0168 A modification to hover arm bearings after a certain number of hours.
View original record hower arm bearings after 1750 hrs Inlox bearing has a radius on the end of inner tube

scan0169 Close-up photograph showing a complex welded joint on a heavy metal chassis or frame component.
View original record No text is visible on this photographic document.

scan0170 The bottom flange of a 0.5 gusset after 32 hours.
View original record Bottom flange of 0.5 gusset after 32 hrs.

scan0171 Close-up photograph of a fabricated or cast metal component, showing details of joints, welds, and a crack.
View original record ",

scan0172 The condition of a bottom flange of a side member after 32 hours.
View original record Bottom flange of O.S side member after 32 hrs.

scan0173 Close-up photograph of a complete fracture in a welded metal component.
View original record No text visible

scan0174 The condition of bottom flanges and a gusset on a scale member after a duration.
View original record Bottom flanges of 0.5 scale member and gusset after 32 hrs.

scan0176 The state of a bump buffer after 32 hours.
View original record Bump Buffer after 32 hrs.

scan0177 Photograph of a Bentley 111 Bump Chassis torque arm made from pressed steel, following a failure test.
View original record BENTLEY 111 - BUMP CHASSIS. FB.2924 - TORQUE ARM (.080" PRESSED STEEL). FAILED AFTER 10 HRS. RUNNING ON BUMP CHASSIS. 2.2.38.

scan0178 Photograph of a failed aluminium torque arm from a Bentley III after bump chassis testing.
View original record BENTLEY III - BUMP CHASSIS. FB.2980 - TORQUE ARM (ALUM.) FAILED AFTER 22 HRS. RUNNING ON BUMP CHASSIS. 2.2.38.

scan0180 A central bracket for lower levers.
View original record Central bracket for lower levers after 32 hrs.

scan0181 Close-up photograph showing the welded joints of a metal chassis or frame component.
View original record ",

scan0182 The bottom flange of a near side gusset after 32 hours.
View original record Bottom flange of N.S gusset after 32 hrs.

scan0184 On a mostly blank document describing specific vehicle components.
View original record Bottom flanges of NS side member and gusset.

scan0185 Photograph showing a clean cut or fracture through a large metal beam or chassis member.
View original record ",

scan0186 Photograph showing the bottom flange and web of an O.S side member after 32 hours.
View original record Bottom flange and web of O.S side member after 32 hrs.

scan0187 Estimate for motor frame pressings including sidemembers, gussets, and cruciforms.
View original record Handwritten: 427 Handwritten: Cost of 10 Wraith Front frame #1950 TD TELEGRAMS: MOTORFRAME, WOLVERHAMPTON TELEPHONES: BILSTON 41263-4-5-6-7 / TEMPLE BAR 1645 LONDON. ESTABLISHED 1840. NEAREST STATION:…

scan0188 Tabular record of parts, costs, and allocations for Bentley III frames.
View original record BENTLEY III FRAMES. | Piece No. | Description. | Allocation. | Cost. | Tools. | |---|---|---|---|---| | FB.2937/8 | Side Members | 6 sets delivered (assembled) | 12 15 0 | 25 0 0 | | FB.2948/9 |…

scan0189 Cost summary for frames ordered and delivered, with a recommendation for an additional payment.
View original record Total number of Frames ordered. 14 Total number of Frames delivered. 11 Total cost of Frames delivered (including £6. per frame for assembling) £366 7 6d. Total cost of tools. £152 10 0d. TOTAL COST…

scan0190 Recommendation regarding rear frame deflection due to jacking, with proposed modifications.
View original record To By. from Rm/Les. c. Da. c. Da/W. H 27 Rm/Les.5/MH.4.4.38. B.III REAR FRAME DEFLECTION DUE TO JACKING. The attached sketch shows some frame deflection figures measured by Rm/Clapham on 7.B.V. We…

scan0191 Frame deflection measurements with notes on strengthening and clearance.
View original record -2- RM/LES.J/RM.4.4.39. Point. Deflection. One body bracket (L) removed. Two body brackets (L&M) removed. A 0.035" B 0.065" C 0.090" D 0.120" E 0.200" 0.215" 0.220" F 0.010" -0.010" -0.020" These…

scan0192 Diagram illustrating a test for frame deflection due to jacking.
View original record FRAME DEFLECTION DUE TO JACKING BODY BRACKET M DAMPER BRACKET BODY BRACKET L F (BODY) CLOCK ATTACHED HERE TO RECORD DEFLECTION OF THE POINTS ON THE FRAME A,B,C, D,E, ON THE BODY A F APPLIED JACKING…

scan0193 Letter to Briggs Motor Bodies Ltd. concerning the production of longer chassis frames and press die suitability.
View original record 1010 . Rm2/R. 6th April, 1938. N.H. Manning, Esq., Briggs Motor Bodies Limited, Dagenham, ESSEX. Dear Manning, With reference to the longer frame about which I wrote to you and your reply that the…

scan0194 Letter from Briggs Motor Bodies Ltd. discussing frame lengths and press capacity.
View original record P.II 193.050 1010 B.50 = 184.350 P.II long 199.050 BRIGGS MOTOR BODIES LIMITED [LOGO: NATIONAL SCHEME FOR DISABLED MEN] DIRECTORS: THE RT. HON. THE EARL OF GRANARD, K.P., G.C.V.O., P.C., CHAIRMAN. N.…

scan0195 Letter to Briggs Motor Bodies discussing vehicle frame lengths and arranging a meeting with Mr. Tjaarda.
View original record 1010 627? Rm5/R. 8th April, 1938. N.H. Manning, Esq., Briggs Motor Bodies Limited, Dagenham, ESSEX. Dear Manning, Many thanks for your letter of April 7th. I was very interested to note that you are…

scan0196 Production and development costs for B.III and B.50 frames from various suppliers.
View original record 427 also 827, 1260, ? To Hs. from Rm/Les. SECRET Rm/Les.1/AP.11.4.38 PRODUCTION AND DEVELOPMENT COSTS OF B.III. AND B.50 FRAME. We have had the following quotations for 1,000 B.III. frames. Original…

scan0197 Letter from John Thompson Motor Pressings Ltd. regarding the cost and supply of Bentley Frames.
View original record 427 TELEGRAMS: MOTOFRAME, WOLVERHAMPTON. TELEPHONES: BILSTON 41293-4-5-6-7. TEMPLE BAR 3216 LONDON. ESTABLISHED 1840. NEAREST STATION: L.M.S. ETTINGSHALL ROAD, (2 MINUTES) G.W.R. PRIESTFIELD. (10…

scan0198 Estimate from John Thompson Motor Pressings Ltd for six experimental frames and associated parts.
View original record JOHN-THOMPSON-MOTOR-PRESSINGS-LTD. TELEGRAMS: MOTOFRAME WOLVERHAMPTON TELEPHONES: BILSTON 41293-4-5-6-7. TEMPLE BAR 3216 LONDON. ESTABLISHED 1840. NEAREST STATION: L.M.S. ETTINGSHALL ROAD. (2 MINUTES)…

scan0199 Letter to John Thompson Motor Pressings Ltd. confirming instructions for the assembly of three short frames.
View original record c. Roy. γ 4273. Rm/Les.7/MH. 25th. April 1938. Messrs. John Thompson Motor Pressings Ltd., Beacon Works, WOLVERHAMPTON. For the attention of Mr.Hunt. Dear Sirs, This is to confirm our this morning's…

scan0200 Request to send a covering order to Thompsons for three Bentley III frames.
View original record 427? To Roy. from Rm/Les. c. c. G/JWH. Rm/Les.1/MH.26.4.38. Will you please send a covering order to Thompsons for the 3 Bentley III frames referred to in Rm/Les.7/MH.25.4.38. Order No. 52441. Rm/Les.

scan0201 Letter from John Thompson Motor Pressings Ltd. acknowledging an order for three short frames and associated parts.
View original record TELEGRAMS: MOTOFRAME, WOLVERHAMPTON. TELEPHONES: BILSTON 41293-4-5-6-7. TEMPLE BAR 3216 LONDON. ESTABLISHED 1840. NEAREST STATION: L.M.S. ETTINGSHALL ROAD. (2 MINUTES) W.R. PRIESTFIELD. (10 MINUTES)…

scan0202 Order of three B.III frames from Thompsons, including part numbers and assembly instructions.
View original record To HPS. from Rm/Les. c. Rm/FD. c. Rm/IMW. 427 Rm/Les.8/MH.27.4.38. B.III FRAMES. We have ordered from Thompsons 3 B.III frames which will incorporate the stiffening both front and rear of this…

scan0203 Supplementary payment to a supplier for experimental frames.
View original record SECRET. To Roy. from Rm/Les. c. Hs. 427 Rm/Les.3/MH.27.4.38. As John Thompsons have assembled 4 Expt. B.III frames at £6 each which has turned out to be under half cost price, we have agreed to pay a…

scan0204 Letter from John Thompson Motor Pressings Ltd. regarding the costs and supply of Bentley Frames.
View original record Copy of letter from John Thompson Motor Pressings Ltd., Beacon Works, Wolverhampton. Messrs. Rolls-Royce Ltd., Derby. 14th. April 1938. Dear Sirs, Further to our conversation with Mr.Leslie on…

scan0205 Letter to John Thompson Motor Pressings Ltd. concerning the production of frames and enclosing new drawings.
View original record 427? Rm/Les.6/JH. 29th April, 1938. Messrs. John Thompson Motor Pressings Ltd., Beacon Works, WOLVERHAMPTON. For the attention of Mr. Hunt. Dear Sirs, Further to our letter of the 25th inst.…

scan0206 Required and obsolete parts for the Bentley III chassis rear frame end.
View original record To RPS. c. BY. c. RRC/OAN. c. Rm/Les. BY/HEB.1/WB.29.4.38. A.P.M. 427. BENTLEY III CHASSIS. BOX SECTION FRAME SIDE MEMBER REAR END FCD.633. FRAME AND FITTINGS - SEC : 7000. Please receive herewith two…

scan0207 Letter from John Thompson Motor Pressings Ltd regarding receipt of a letter, drawings for a rear boxing, and a new arrangement drawing.
View original record A.F. MARTINDALE 427? TELEGRAMS: MOTOFRAME, WOLVERHAMPTON. TELEPHONES: BILSTON 41293-4-5-6-7. TEMPLE BAR 3216 LONDON. ESTABLISHED 1840. NEAREST STATION: L.M.S. ETTINGSHALL ROAD. (2 MINUTES) G.W.R.…

scan0208 Instructions to John Thompson regarding the delivery and specifications for three new B.III frames.
View original record 427 Rm/AFM. from Rm. c. HPS. Rm8/R.4.5.38. Will you please instruct John Thompson's that we want the first new type B.III frame delivered to have a thin front gusset. This frame will be built up into…

scan0209 Parts list for a Bentley III chassis, detailing frame and fittings to be sent to Messrs. John Thompson.
View original record To S.H.B.B. (Mr Castle) [Struck through] c. Rm/Les. BY/HEB.2/WB.5.5.38. MARTINDALE BENTLEY III 427. FRAME AND FITTINGS - SEC : 7000. The following are the parts which require forwarding to Messrs.…

scan0210 Letter to John Thompson Motor Pressings Ltd. regarding specifications for new Bentley frames.
View original record ALL COMMUNICATIONS SHOULD BE ADDRESSED TO THE COMPANY & NOT TO INDIVIDUALS. C. to HPS. EXPERIMENTAL DEPT. H27 Rm/AFM.11/JH. 6th May. 1938. Messrs. John Thompson Motor Pressings Ltd., Beacon Works,…

scan0211 Forwarding of revised blueprints for the Bentley III chassis frame and fittings.
View original record To Rm/AFM. 427. BY/HEB.1/WB.11.5.38. BENTLEY 111 CHASSIS. FRAME AND FITTINGS - SEC : 7000. With reference to the Bentley 111 frame now on order with Messrs. John Thompsons, we herewith forward you…

scan0212 Letter to John Thompson Motor Pressings Ltd. regarding replacement prints and upcoming detail drawings.
View original record 427. Rm/Lesl/R. 19th May, 1938. Messrs. John Thompson Motor Pressings Ltd., Beacon Works, WOLVERHAMPTON. (For the attention of Mr. Hunt.) Dear Sirs, Herewith are replacement prints of FB.3658, sheets…

scan0213 Letter from John Thompson Motor Pressings Ltd. acknowledging receipt of replacement prints for F.B.3658.
View original record 427 TELEGRAMS: MOTOFRAME, WOLVERHAMPTON. TELEPHONES: BILSTON 41293-4-5-6-7. TEMPLE BAR 3216 LONDON. ESTABLISHED 1840. NEAREST STATION: L.M.S. ETTINGSHALL ROAD. (2 MINUTES) G.W.R. PRIESTFIELD. (10…

scan0214 Letter regarding the dispatch of drawings for frame brackets and gussets to John Thompson Motor Pressings Ltd.
View original record Experimental.Dept. Rm/Les:8/MH. 21st. May 1938. Messrs. John Thompson Motor Pressings Ltd., Beacon Works, WOLVERHAMPTON. 427- For the attention of Mr.Hunt. Dear Sirs, I am now sending you the set of…

scan0215 Letter to Briggs Motor Bodies Ltd. requesting a quotation for 1000 unplated pressings.
View original record 427? Rm/Les.8/MH. 23rd. May 1938. N.H.Manning, Esq., Messrs. Briggs Motor Bodies Ltd., Dagenham, ESSEX. Dear Mr.Manning, We should be grateful if you could let us have a quotation for 1000 of the…

scan0216 Letter from John Thompson Motor Pressings Ltd enclosing detail drawings for Frame Brackets and Frame Gussets.
View original record 427 TELEGRAMS: MOTOFRAME, WOLVERHAMPTON. BILSTON 41293-4-5-6-7. TELEPHONES: TEMPLE BAR 3216 LONDON. ESTABLISHED 1840. NEAREST STATION: L.M.S. ETTINGSHALL ROAD. (2 MINUTES) G.W.R. PRIESTFIELD. (10…

scan0217 Letter to John Thompson Motor Pressing Ltd. concerning a change in rivet size for experimental frames.
View original record 427 (Experimental Dept.) Rm7/Les/R. 1st June, 1938. Messrs. John Thompson Motor Pressing Ltd., Beacon Works, WOLVERHAMPTON. (For the attention of Mr. Hunt) Dear Sirs, Concerning the experimental…

scan0218 Letter from John Thompson Motor Pressings Ltd regarding the use of 3/8' diameter rivets on experimental frames.
View original record TELEGRAMS: MOTOFRAME, WOLVERHAMPTON. TELEPHONES: BILSTON 41293-4-5-6-7. TEMPLE BAR 3216 LONDON. ESTABLISHED 1840. 427. NEAREST STATION: L.M.S. ETTINGSHALL ROAD. (2 MINUTES) G.W.R. PRIESTFIELD. (10…

scan0219 Parts list detailing additions and replacements for the Bentley III Chassis, focusing on the frame, rear springs, and tools.
View original record 427? c. Em/Gry. BY/HEB.2/EH.4.8.38. Re Bentley III Chassis. Frame & Fittings - Section 7000. Rear Springs & Fittings - Section 7030. Spanners & Tools - Section 7400. F.CD.768 - Attachment Lever for…

scan0220 Parts and instructions for shortening a vehicle frame and supplying rear bumper components.
View original record BY/HEB.2/EH.4.8.38 cont'd. (2) Section 7030. KB.754 .250 Stud - Jacking Bracket 4 off. additional. K.4008 .250 Plain Nut - Jacking Bkt. 4 " " K.9008 .250 S.Washer. - " " 4 " " Section 7400. KC.283…

scan0221 Instruction to produce drawings for fitting a Silver Wraith Front Cross Member to specific Bentley chassis.
View original record P. Dept. [struck through] C. Rm. [struck through] C. Ba. [struck through] 427 BY/NS.9/G.22.9.38. BENTLEY 111. CHASSIS 11.B.V. and 12.P.V. In accordance with Da.2/G.21.9.38. will you please produce the…

scan0222 Letter requesting the arc welding of a returned Bentley III frame.
View original record toro 427. c. to Roy/Ms. c. to Roy/Les. EXPERIMENTAL DEPARTMENT. Rm/AFM.12/JH. 28th. October, 1938. John Thompson Motor Pressings Ltd., Beacon Works, WOLVERHAMPTON. For the attention of Mr. Hunt. Dear…

scan0223 Blueprint changes and part requirements for the Bentley 111 chassis rear axle buffer.
View original record HPS c. Rm. c. Rm/AFM 427 BY/Ald.8/G.1.11.38. BENTLEY 111. CHASSIS. FRAME & FITTINGS - SECTION 7000. Please receive herewith two blueprints of each of the following :- S.CD.956 Rear Axle Buffer.…

scan0224 Alterations and additional parts for the B.III frame.
View original record To By. c. to Rm. c. to RHC. c. to Da. c. to Ev. c. to Da/JD. c. to HPS. c. to Hs. A.F.M. 427 ROY/Les.3/B.11.11.38. B.III FRAME. The attached prints of FB.3658 show the B.III Frame in the state in…

scan0225 Parts, tooling costs and manufacturing plans for the first 500 chassis.
View original record -2- ROY/Les.3/B.11.11.38. (Contd:- (Handwritten, crossed out) GCD597 FB.4232 Off Stop Rear Brake Inter Levers 1 off FB.4233 On " " " 1 " FB.3694 Support Bkt. Filter 1 " FB.3967/8 Support Bkt. Petrol…

scan0226 The ordering of two experimental B.III frames for chassis 11.B.5 and 12.B.5.
View original record 427 To HPS. c. to Rm. c. to ROY/Ms. c. to By/HEB. ROY/Les.4/B.11.11.38. Experimental B.III Frames for Chassis 11.B.5 and 12.B.5. We are now ordering 2 further B.III Frames - 1. 11.B.5 to FB.3658 which…

scan0227 Parts list and blueprint request for modifications to the Bentley 111 chassis frame and exhaust fittings.
View original record HPS c. Rm. c. Rm/AFM 427 BY/Ald.6/G.23.11.38. BENTLEY 111. CHASSIS - 8.B.V. FRAME & FITTINGS - SECTION 7000. EXHAUST FITTINGS - SECTION 5230. Please receive herewith two blueprints of each of the…

scan0228 List of five Bentley frames on order from Thompson's, arranged by urgency with component specifications.
View original record 427 HFF. c RM. Roy/Les 3/ER 6.12.38. ------------------ The following list shows the 5 Bentley frames now on order from Thompson's and arranged in order of urgency. (a) 10'4" Wheelbase with straight…

scan0229 Parts list for an 11'1' wheelbase with a 'V' type front crossmember and bumper.
View original record -2- (e) 11'1" Wheelbase with 'V' type front crossmember -> BUMPER. Assembly FW 1789. Sidemembers FW 1939/40 Cruciforms FW 1941/2 Gussets FW 1935/6 Front crossmember FW 1824/5/7 Frame stiffeners FB…

scan0230 Scheme for a rear frame extension and jack bracket for the Bentley 5 frame.
View original record BY/NS c. Rm. c. De/JD c. ROY/Les 427 DA.16/G.14.12.38. RBY FD BENTLEY 5 - FRAME. scheme :- Please receive herewith the following F.CD.1057 Rear Frame Extension and Jack Bracket. The above scheme shews…

scan0231 Authorisation to pay John Thompson Ltd. for welding one B.V. frame.
View original record H27 also 1010 To Roy/Ms. c. to G/WFH/CA. Rm/AFM.12/JH.30.12.38. Welding one B.V. Frame. With reference to G/WFH/CA.27/MG.14.12.38. will you please pay John Thompson Ltd. the sum of 17/6d. for welding…

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