Rolls-Royce Archives

Rolls-Royce Experimental Archives: Box ExFiles\Box 141\3\        Box Selection

IdentifierEntry
scan0001 Instruction to line the narrow hand brake and increased foot brake lining on the new 40/50 rear axle with Ferodo Bonded Asbestos.
View original record BY. From Hs/Rm. X3409 Hs/Rm.4/MJ.11.3.30. +8350 Will you please instruct the narrow hand brake on the new 40/50 rear axle with the increased foot brake lining to be lined with Ferodo Bonded Asbestos.…

scan0002 Potential use and testing of brake linings from supplier Brake Linings, Ltd.
View original record x 3409. Bt. From Hs/Rm. Hs/Rm.1/MJ.13.3.30. BRAKE LININGS. With reference to your note of the 14th.inst. We believe that Brake Linings, Ltd., is run by Mr. Bailey. We are considering fitting some of…

scan0003 Material change for Phantom 11 chassis clutch parts to a higher carbon steel for improved wear resistance.
View original record BY/TWD. RHC. Hs. A3409 BY9/N.20.3.30. T X.7480 X.3409 X.7772 PHANTOM 11 CHASSIS. CLUTCH WITH FERODO ON CENTRE MEMBER. We must at once issue new piece numbers for the steel parts which take the…

scan0004 Letter to Ferodo Ltd. regarding clutch troubles and arranging a visit from Mr. Hancock to discuss.
View original record x719 Expl. Dept. Hs/7/MJ Messrs. Ferodo Ltd., Sovereign Mills, Chapel-en-le-Frith. Dear Sirs, For the attention of Mr. Field. We are having a certain amount of trouble with clutches at the present…

scan0005 Internal request to order brake linings made of a new material called 'Mintex'.
View original record Mr. Mills. O.O. From Hs/Rm. Y3409. x3035 X3409 Hs/Rm. 2/MJ. 24.3.30. Will you please order for us from The British Belting & Asbestos Co., Ltd. - 4 Brake linings to G.78255 4 " " " G.78256 and - 8 " "…

scan0006 Order for Phantom II and 20 HP servo linings.
View original record ROY. From Hs/Rn. Y3409. Hs/Rn. 2/W.J. 5.4.30. x3035- x7370 x5370 Will you please order for us - four off G.77775, Phantom ll Servo Lining, and four off G.54030 20 HP. Servo Lining - in Ferodo Bonded…

scan0007 Request for samples of woven cotton servo linings with more bonding material to prevent edge fraying.
View original record X3409 Expl. Dept. Hs/Rn.3/MJ. April 7th.1930. The British Belting & Asbestos Co., 59, Southwark Street, LONDON S.E.1. Dear Sirs, For the attention of Mr. Dalmaine. With reference to our conversation…

scan0008 Letter from British Belting & Asbestos Ltd. regarding woven cotton servo linings and riveting suggestions.
View original record EDD X3409. BRITISH BELTING & ASBESTOS Lᵀᴰ TELEGRAMS SCANDINAVIA LONDON TELEPHONES HOP 6071-2-3-4 HALO NON-METALLIC CLUTCH AND BRAKE LININGS SCANDINAVIA COTTON CONE LINERS AND BONNET LINING MINTEX…

scan0009 Letter to The British Belting & Asbestos Co. regarding an order for brake linings.
View original record X 3409 Expl. Dept. Hs/Rm.1/MJ. April 10th.1930. The British Belting & Asbestos Co., 59, Southwark Street, LONDON S.E.1. Dear Sirs, For the attention of Mr. Dalmaine. R.R. BRAKE LININGS. Further to our…

scan0010 Letter from British Belting & Asbestos Ltd confirming the dispatch of brake liners for trial.
View original record EDD X 3409. BRITISH BELTING & ASBESTOS LTD TELEGRAMS SCANDINAVIA LONDON TELEPHONES HOP 6071-2-3-4. H A L O NON-METALLIC CLUTCH AND BRAKE LININGS SCANDINAVIA COTTON CONE LINERS AND BONNET LINING MINTEX…

scan0011 Order of parts from the British Belting & Asbestos Co., Ltd.
View original record O.O. From Hs/Rm. X 3409 Hs/Rm.7/MJ. 7.5.30. X3035 X3409. Will you please order from the British Belting & Asbestos Co.,Ltd., a further four off G.78256, G.78255, and eight off to drawing G.78382.…

scan0012 Gandy Belt Company's brake linings and a proposal to test them.
View original record To B.Y. from ROY. c. to Rg. c. to Hs. RECEIVED 28 JUL 1930 x3409 ROY3/MG14.7.30 The Gandy Belt Company, who have been in business some 50 years, have extended their Works and claim to have one of the…

scan0013 Brake lining tests from the Gandy Belt Manufacturing Company, detailing the performance of 'SAFEGUARD' lining.
View original record Particulars from the Gandy Belt Manufacturing Company Ltd. 10.7.30 "With regard to data ascertained by testing the material, most of our records are obtained by tests carried out in the National…

scan0014 Comparative material tests on wear resistance and co-efficient of friction for lining materials.
View original record 2. Continued. "A more recent test was carried out on the 3rd April 1930 at the National Physical Laboratories, and the conclusions then arrived at were as follows:- "This material was very resistant…

scan0015 Follow-up letter from British Belting & Asbestos Ltd. requesting a performance report on supplied 'Mintex W' Brake Shoe Liners.
View original record X 3409 EDD BRITISH BELTING & ASBESTOS LTD. TELEGRAMS SCANDINAVIA LONDON TELEPHONES HOP 6071·2·3·4 HALO NON-METALLIC CLUTCH AND BRAKE LININGS SCANDINAVIA COTTON CONE LINERS AND BONNET LINING MINTEX…

scan0016 Letter to British Belting & Asbestos Ltd. regarding the unsuitability of their brake linings due to excessive squeaking.
View original record X.3409 Hs/Rn5/AD. 11th August, 1930. Messrs. British Belting & Asbestos Ltd. 59 Southwark St. London, S.E.1 Dear Sirs, With reference to your letter of the 30th ult. We have run these brake linings…

scan0017 Meeting with the Ferodo Company to discuss trouble with laminated linings.
View original record To NY. from ROY. c. to Hs. c. to MX. X3409 ROY1/MG16.8.30 Mr. Field, of the Ferodo Company, is coming over here on Monday afternoon to discuss, amongst other matters, the trouble we have with some…

scan0018 Letter from a technical representative at British Belting & Asbestos Ltd. to arrange a meeting regarding Mintex brake lining material.
View original record X3409. BRITISH BELTING & ASBESTOS LTD. HALO NON-METALLIC CLUTCH AND BRAKE LININGS SCANDINAVIA COTTON CONE LINERS AND BONNET LINING MINTEX STANDARD WOVEN TYPE CLUTCH & BRAKE LININGS Technical…

scan0019 Letter from Ferodo Limited regarding the arrangement of a meeting to discuss clutch disc samples.
View original record FERODO LIMITED x719. WIRES: "FRICTION, PHONE, CHAPEL-EN-LE-FRITH." TELEPHONE: 19 & 14 [Sticker: MOTOR EXHIBITION CARS & BOATS Oct. 16-25 OLYMPIA OUR STAND No. 454 Gallery] CODES: WESTERN UNION,…

scan0020 Clutch 'jagger' issue and correspondence with the Ferodo Co.
View original record Hs. Hd. Hs/Mr Hancock 8719. ⑫ 7 4/30 BY6/N.7.10.30. Re: Clutch Linings. I recently wrote to the Ferodo Co. informing them that we have occasionally to overcome a slight tendency to jagger, had to use…

scan0021 Letter from Ferodo Limited discussing the properties and dressing of their new clutch linings.
View original record COPY. FERODO LIMITED. SOVEREIGN MILLS, CHAPEL-EN-LE-FRITH. Our Ref: FJF/RT. October 3rd.1930. Your Ref:BY14/G. Messrs.Rolls-Royce Limited, DERBY. Dear Sirs, We thank you for your letter of the 29th.…

scan0022 Testimonial about the effectiveness of 'Duron' brake-lining material in preventing squeaks.
View original record X 3409 PN.5/WT13.10.30. S/W. Hs...from PN. One of our owners has informed Bt. that a brake-lining material called "Duron" made by Brake Linings Ltd, Buxton was found very successful in preventing…

scan0023 Order for three sets of 'Duron' Brake Linings.
View original record X3409 To Roy. From Hs/GWH. Hs/GWH.1/MJ.4.11.30. Please order up three sets of 'Duron' Brake Linings to C.78256 and C.78382. from Brake Linings, Ltd., Buxton, Derbyshire. Hs/G.W.Hancock.

scan0024 The number of Phantom II chassis fitted with Ferbestos on the rear footbrakes.
View original record Hs/Rm from Mx. X719 Mx4/T6.11.30 RECEIVED 30 NOV HS re Phantom II Chassis - Rear Footbrakes According to our instructions there are approximately 387 Phantom II which are fitted with Ferbestos on the…

scan0025 The submission of new synthetic brake linings from Cresswell's Asbewtos Co.Ltd for internal testing.
View original record X3409' To Hs/Rm from ROY. ROY10/MG11.11.30 Brake Linings Cresswell's Asbewtos Co.Ltd, of Bradford, have sent 8 each Liners G.78255/6 and G.78382 (which I hand you herewith) in a special material they…

scan0026 Urgent order for special Ferodo brake linings for a 25HP chassis 18-G4.
View original record O.O. From Hg/Rm. X719. Hg/Rm.2/MJ.12.11.30. X.5361. X.719. Will you please order for us the following special brake linings for 25HP. chassis 18-G4. - Front G.54145 - eight off. Rear G.54143/54144 -…

scan0027 Internal order for special 40/50 brake linings to be supplied in AMR.2 material.
View original record X719. O.O. From Hs/Rm. Hs/Rm.5/MJ.12.11.30. X.7361. X.719. 40/50 BRAKE LININGS. Will you please order for us the following special linings - Front G.78382 - 32 off. These linings to be supplied in…

scan0028 Internal order for brake linings made from Duron material.
View original record x719 O.O. From Hs/IAL. Hs/IAL.1/MJ.18.11.30. v 14-EX. X.719. X.7361. Will you please order the following brake linings in Duron material- G.74743 - 16 off. Ex.5391/2 - 4 off each No. Hs/I.A.Leslie.

scan0029 Internal office order cancelling a previous material order and placing a new one.
View original record O.O. From Hs/IAL. x719 Hs/IAL.2/MJ.18.11.30. x7361. Will you please cancel our order of the 12.11.30. for 32 pieces of A.M.R.2. material G.78382., and instead order the following A.M.R.2. material -…

scan0030 Urgent internal order request for 24 linings from supplier Messrs. Ferodo.
View original record Order Office from Hs/Rm. x717. Hs/Rm2/AD5.12.30. Will you please obtain for us from Messrs. Ferodo 24 linings to G 74743. We are very urgently in need of 8 of these linings, and as they are standard…

scan0031 Order of brake linings from Messrs. Ferodo.
View original record O.O. From Hs/IAL. Hs/IAL.1/MJ.8.12.30 O. Will you please order the following brake linings from Messrs. Ferodo :- Four off Ex.5391. Four off Ex.5392. A.M.R.2. material. Hs/IAL.

scan0032 Advertisement for 'Telamite' brake lining from Geo. Angus & Co., Ltd.
View original record x3409. Your Brakes are right with "Telamite" Regd. BRAKE LINING GEO. ANGUS & CO., LTD. St. John's Works, Newcastle-on-Tyne London Branch and Export Dept. : 7, Bury Street, St. Mary Axe, E.C.3 Printed…

scan0033 Advertisement for 'Dorite' brand flexible couplings for motor cars and lorries.
View original record Flexible Couplings “DORITE” BRAND For Motor Cars and Lorries. Six Exceptionally Good Points: 1. Selected Leather specially treated. 2. Two, three or four thicknesses of leather as required. 3.…

scan0034 Sample of new brake lining from Richard Klinger Ltd. for testing.
View original record Hs. Y 3409. ROY/MS13/P.14.1.31. We send herewith a sample of new Brake Lining produced by Messrs. Richard Klinger Ltd., 120 Southwark Street, London, S.E.1., together with their letter dated January…

scan0035 Testing brake linings from Richard Klinger Ltd. on a Phantom II vehicle.
View original record To Roy. From Hs/GWH. 83409. Hs/GWH.2/KT.16.1.31. Re. Messrs. Richard Klinger ltd., Brake Linings. We shall be pleased to test out a set of their brake linings as a comparison against our present…

scan0036 Letter from Ferodo Limited to Mr. Hancock at Rolls Royce regarding a missed call and arranging a meeting.
View original record m19 FERODO LIMITED. WIRES: "FRICTION, PHONE, CHAPEL-EN-LE-FRITH." TELEPHONE: 19 (4 LINES) CHAPEL-EN-LE-FRITH. Depots. LONDON 222, TOTTENHAM COURT ROAD, W.1. BIRMINGHAM 202, CORPORATION STREET.…

scan0037 The use of Ferobestos brake material, wear, adjustments, and its implications for cars dispatched to America.
View original record Hs from Mx. 8719. Mx3/T6.2.31. BRAKES. We are now having chassis produced with Ferobestos material on the rear footbrake. Although these chassis have the increased area brake shoe fitted, the wear on…

scan0038 Confirming a change in brake material to Ferodo and the use of air-cooled brake drums for N.2 series chassis.
View original record DY/mwh c. ROY. c. Hs/Rm. x 719. BY17/G.6.2.31. N.2 SERIES - R.H. and L.H. CHASSIS. I wish to confirm the position discussed with you verbally this afternoon viz. that we must have Ferodo on all brakes…

scan0039 Letter to Messrs. Ferodo Ltd. arranging a meeting to discuss brake linings.
View original record X719. Expl. Dept. Hs/GWH.6/KT. 11th February 1931. Messrs. Ferodo Ltd., Sovereign Mills, Chapel-en-Frith. For the attention of Mr. Longley. Dear Sir, I have received your letter JNL/BMP. upon my…

scan0040 Letter to Ferodo Ltd. requesting specific brake linings and discussing cast-iron brake drum efficiency.
View original record X719 Dept. Hs/GWH.2/KT. 14th February 1931 Messrs. Ferodo Ltd., Sovereign Mills, Chapel-en-le-Frith. Dear Sirs, For the attention of Mr. Longley, Chief Chemist. With reference to your memo, Works…

scan0041 To Mr. Hancock requesting a requisition for Ferodo clutch discs and liners.
View original record Hs/Mr. Hancock. x719. Roy/Hw3/In.24.2.31. Will you kindly note that we received yesterday the 23rd inst from Messrs. Ferodo.Limited. four Ferodo Clutch Discs and fiftysix Liners, in four different…

scan0042 Confirming that brake liners from Ferodo are being supplied free of charge for testing purposes.
View original record To Roy/Hw. From Hs/GWH. x719. Hs/GWH.1/MJ.24.2.31. Replying to Roy/Hw3/In. 24.2.31. These are not chargeable to the firm. Ferodo's are supplying these brake liners free of charge for test purposes.…

scan0043 Order for six sets of clutch linings for a servo mechanism.
View original record To Roy. From Hs/GWH. 8719. Hs/GWH.1/KT.10.3.31. x8035. x719. Please order 6 sets of Clutch Linings for Servo Mechanism in RAD.13/047. material as specified by Ferodo Ltd. Hs/GWH. As per letter…

scan0044 Letter to Messrs Ferodo Ltd. requesting 6 sets of material similar to previously sent samples for trial.
View original record 8 7 9. Expl. Dept. Hs/GWH.2/KT. 10th March 1931. Messrs Ferodo Ltd., Sovereign Mills, Chapel-en-le-Frith. For the attention of Mr. Longley. Dear Sir, We wish to try another 6 sets of material similar…

scan0045 Letter to British Belting & Asbestos Ltd. regarding a request for free brake linings for testing.
View original record X3409. Expl. Dept. Hs/Rm.3/MJ. March 27th.1931. Messrs. British Belting & Asbestos, Ltd., 59, Southwark Street, LONDON.S.E.1. For the attention of Mr. E.D.Dalmaine. Dear Sir, Further to our…

scan0046 List of servo and brake linings with part numbers and quantities for 40/50 and 20 HP models.
View original record Servo Lining G.78524 - Two Sets. 40/50. Thin Rear Brakes G.74743 8/set - Two sets. Thick " G.78256 8/set - Two sets. Thick Front G.78382 8/set - One set. Thick G.W.H. Ex.5391/2 8/set - Two sets. 20…

scan0047 Internal request to obtain various sets of new brake linings from a supplier for testing on experimental cars.
View original record To Roy. From Hs/Rm. 83409 Hs/Rm.4/MJ.27.3.31. We have seen some of the tests which have been carried out on the new lining produced by The British Belting & Asbestos Co. Ltd., 59, Southwark St.,…

scan0048 Letter of introduction for a representative of 'Ibex' brake lining.
View original record X3409. ROLLS-ROYCE BREWSTER COACHWORK ROLLS-ROYCE WORKS SPRINGFIELD, MASSACHUSETTS LONDON AND DERBY, ENGLAND BREWSTER & CO. LONG ISLAND CITY, N.Y. EXECUTIVE OFFICES QUEENSBORO PLAZA LONG ISLAND CITY,…

scan0049 Letter to Ferodo Ltd. regarding the progress of brake lining and servo lining tests.
View original record X719. Expl. Dept. 1st April 1931. Hs/GWH.S/KT. Messrs Ferodo Ltd. Sovereign Mills, Chapel-en-Frith. For the attention of Mr. Longley. Dear Sir, I am sorry that we have not let you know the progress of…

scan0050 Letter to Messrs Ferodo Ltd regarding disappointing test results of a new brake lining.
View original record 8769. Expl. Dept. Hs/GMH.7/KT. 20th April 1931. Messrs Ferodo Ltd. Sovereign Mills, Chapel-en-Frith. For the attention of Mr. Longley. Dear Sir, We have completed our tests with the new brake lining…

scan0051 Letter from British Belting & Asbestos Ltd concerning 'Mintex 730' friction material for servo motor discs.
View original record Y3409. BRITISH BELTING & ASBESTOS LTD. HALO NON-METALLIC CLUTCH AND BRAKE LININGS SCANDINAVIA COTTON CONE LINERS AND BONNET LINING MINTEX STANDARD WOVEN TYPE CLUTCH & BRAKE LININGS Technical…

scan0052 The wear characteristics of Mintex 730 and Ferobestos materials.
View original record R.R. The Wear Characteristics of Mintex 730 and Ferobestos. These test have been carried out on the N.P.L. Machine at 25 lbs./sq.inch pressure and a rubbing speed of 2,000 ft./min. the temperature…

scan0053 Attached letter from British Belting & Asbestos Ltd concerning an order for brake linings.
View original record Hs/Rm. RECEIVED APR 29 83409. ROY/MS1/P.29.4.31. Your Ref:- Hs/Rm4/MJ.27.3.31. Please note attached copy of letter received from British Belting & Asbestos Ltd. with reference to Brake Linings to our…

scan0054 Letter from a supplier regarding the dispatch of trial brake and servo linings.
View original record COPY. SCANDINAVIA MILLS, CLECKHEATON. 28th April 1931. Messrs. Rolls-Royce Ltd., DERBY. ----- Dear Sirs, We are sending you today several sets of trial linings for brake and servo. The discs sent for…

scan0055 Internal request to order front and rear brake strap liners from British Belting & Asbestos Ltd.
View original record 83409. To O.O. From Hs/Rm. Hs/Rm.6/KT.11.5.31. Will you please order from the British Belting & Asbestos Ltd. the following brake liners - G.54145. 4 off, 20 HP. front brake strap. G.54144. 4 off, 20…

scan0056 Letter to British Belting & Asbestos Ltd. regarding the failure of their 'Mintex 730' material during testing.
View original record Y 3409. Expl. Dept. Hs/Rm.3/KT. 14th May. 1931. The British Belting & Asbestos, Ltd., 59, Southwark Street, LONDON, S.E.1. For the attention of Mr. E.D. Dalmaine. Dear sir, We have been testing out…

scan0057 Dispatch of a piece of Mintex 730 brake lining material used for testing purposes.
View original record X3409. To Stores. From Hs/Rm. c. to Shipping Office. c. to O.C. Hs/Rm.5/KT.14.5.31. We are sending into the Stores for despatch to the British Belting & Asbestos Ltd., 59, Southwark Street, London.…

scan0058 Letter from British Belting & Asbestos Ltd regarding a complaint and return of 'Mintex LAM 730' material.
View original record EDD 83409. BRITISH BELTING & ASBESTOS LTD TELEGRAMS SCANDINAVIA LONDON TELEPHONES HP 6071-2-3-4 HALO NON-METALLIC CLUTCH AND BRAKE LININGS SCANDINAVIA COTTON CONE LINERS AND BONNET LINING MINTEX…

scan0059 Request for instructions regarding an outstanding balance of brake shoe liners held by supplier Ferodo Ltd.
View original record BY. c. to Hs. 8719. ROY/MS9/P.2.6.31. RECEIVED We have this day received a communication from Ferodo Ltd. with reference to the outstanding balance of Brake Shoe Liners, as follows:- Order 6005 dated…

scan0060 Letter to Eric D. Dalmaine regarding the failure of Mintex LAM.730 brake lining material.
View original record 83409. Expl. Dept. Hs/Rn.11/KT. 23rd. June 1931. Eric D. Dalmaine Esq. Ullenhall. Nr. Henley-in-Arden, Warwickshire. Dear Sir, You will recollect that on your last visit we discussed the failure of…

scan0061 Letter from an import-export company regarding samples of 'JURID' brake lining.
View original record r 3409. ANTON H. SCHIERENBECK EXPORT - IMPORT BREMEN NEW-YORK BREMEN OFFICE: HAFEN I VERWALTUNGSGEBÄUDE TEL. ROLAND 7288 CABLE: EXOTIMPORT NEW-YORK OFFICE: ANTON H. SCHIERENBECK INC. 381 FOURTH AVE.…

scan0062 Letter from British Belting & Asbestos Ltd. regarding tests on Mintex Lam 730 material.
View original record X 3409. BRITISH BELTING & ASBESTOS LTD. HALO NON-METALLIC CLUTCH AND BRAKE LININGS SCANDINAVIA COTTON CONE LINERS AND BONNET LINING MINTEX STANDARD WOVEN TYPE CLUTCH & BRAKE LININGS Technical…

scan0063 Letter concerning the effect of water on brake linings, detailing results from laboratory and road tests.
View original record X3409. SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD BRITISH BELTING & ASBESTOS LTD NATIONAL SCHEME FOR DISABLED MEN HALO NON-METALLIC CLUTCH AND BRAKE LININGS SCANDINAVIA COTTON CONE LINERS AND BONNET…

scan0064 Letter from Ferodo Limited requesting an update on experiments with special quality brake linings.
View original record FERODO LIMITED WIRES: "FRICTION, PHONE, CHAPEL-EN-LE-FRITH" TELEPHONE: 19, (4 LINES) Depots. LONDON 222, TOTTENHAM COURT ROAD, W.1. BIRMINGHAM 202, CORPORATION STREET. MANCHESTER 32, CATHEDRAL STREET.…

scan0065 Letter to Ferodo Limited regarding the unsuccessful trial of their special brake linings to eliminate squeaks.
View original record V719. Expl. Dept. Hs/CWH.9/MJ. 23rd. September 1931. Messrs. Ferodo Limited, Sovereign Mills, Chapel-en-le-Frith. Dear Sirs, With reference to your letter dated 18th. September ref: LAP/MD. We have…

scan0066 Issues with layered brake lining and a proposed design change to prevent squeaking brakes.
View original record To Da. from Hs/Rm. X3409 Hs/Rm.2/AD28.10.31. FIXING OF BRAKE LINING. We have sent to you under separate cover a sample of brake lining which has been subjected to severe useage. It is of the thicker…

scan0067 Letter from Ferodo Limited regarding a set of Bonded Asbestos Die-Pressed Liners sent for testing.
View original record FERODO LIMITED. WIRES: "FRICTION, PHONE, CHAPEL-EN-LE-FRITH." TELEPHONE: 19 (4 LINES) CHAPEL-EN-LE-FRITH. FERODO BRAKE & CLUTCH LININGS Depots. LONDON 222, TOTTENHAM COURT ROAD, W.1. BIRMINGHAM 202,…

scan0068 Letter to Ferodo Ltd. acknowledging receipt of brake liners for testing.
View original record V719 Experimental Department. 12th. Nov. 1931. Hs/Rm.1/MS. Messrs. Ferodo Ltd., Sovereign Mills, Chapel-en-le-Frith. Dear Sirs, We thank you for your letter of the 2nd. instant. and brake liners…

scan0069 Requesting another set of brake linings for the Phantom II and a set for the 25 HP.
View original record To By. From Hs/G.W.H. 8719. Hs/G.W.H.1/MA.4. 1. 32. We should like to have another set of brake linings for Phantom II. similar to those recently received from Ferodo's for test purposes to prevent…

scan0070 Letter to supplier Ferodo Limited regarding an increase in the specification for brake lining thickness.
View original record c. Hs. c. ROY. c. BY/TWD X719 7th. January 1932. BY/Cgh.10/G. Messrs. Ferodo Limited, Sovereign Mills, Chapel-en-le-Frith. Dear Sirs, With reference to our Mr. Hancock's visit to your Works today, in…

scan0071 Standardisation of R.A.D.11 Ferodo Clutch Lining Scarf Joint Chemically Bonded.
View original record RR 755 (10M) (19120, 13-10-31) BM. 3/7588. COMPLETED X719 13. 2. 32. STANDARDISATION of CHASSIS PARTS. Date 6.1.32. Description of Parts. R.A.D.11. FERODO CLUTCH LINING SCARF JOINT CHEMICALLY BONDED.…

scan0072 Implementation and costs for fitting a new part to a chassis.
View original record STANDARDISATION of CHASSIS PARTS The number of the first chassis on which the new part will be fitted................. As soon as material is available. Date when chassis will be handed to…

scan0073 Letter of complaint regarding faulty woven cotton discs for torque reaction dampers supplied by The British Belting & Asbestos Ltd.
View original record X3409 Hs/Rm.1/AD9.1.32. 9th January, 1932. The British Belting & Asbestos Ltd. 59, Southwark St. London, S.E.1. For the attention of Mr. E. D. Dalmaine. Dear Sirs, You are supplying us with woven…

scan0074 Letter from a supplier discussing issues with shock absorber rings and arranging a meeting.
View original record x3409. BRITISH BELTING & ASBESTOS LTD TELEGRAMS SCANDINAVIA LONDON TELEPHONES HOP 6071·2·3·4 H A L O NON-METALLIC CLUTCH AND BRAKE LININGS SCANDINAVIA COTTON CONE LINERS AND BONNET LINING MINTEX…

scan0075 Letter confirming a meeting appointment with Mr. E.D. Dalmaine.
View original record X3407. Hs/Rm.1/AD. January 13th, 1932. Mr. E.D. Dalmaine, "Ullenhall", Nr. Henley in Arden, Warwicks. Dear Sir, With reference to your letter of the 12th inst. ref. EDD/EEB. Friday the 15th inst. will…

scan0076 Confirming the receipt of two sets of 'Ferodo ML' Linings to be sent to the Experimental Department.
View original record V719. Hs. ROY/MS2/P.8.3.32. Re the attached letter from Ferodo Ltd., dated 2nd inst. The 2 sets (24) "Ferodo ML" Linings have come to hand today and will be sent in to Exp'l Dept. Roy HC ENCLOSURE Nº…

scan0077 The fitting of 'Ferodo ML' brake linings to vehicle 25-EX.
View original record 8719. To RHC. From Hs/GWH. Hs/GWH.2/MA. 9. 3. 32. We have received a set of Brake linings from Ferodo's named "Ferodo ML". Will you please have the set fitted to 25-EX. Hs/GWH.

scan0078 The test results and rejection of Cresswell brake linings for the Phantom II.
View original record 83409. To Roy. From Hs/GWH. Hs/GWH.1/MA.9. 3. 32. Re. CRESSWELL BRAKE LINING. We have thoroughly tested the sample lining received for Phantom II. We are not further interested in them. (1) The chief…

scan0079 Visit to the British Belting & Asbestos Company regarding glazing issues with cotton duck friction surfaces.
View original record Y3409. E. From HS/GWH. c. to By. c. to MX. HS/GWH.2/MA.17. 3. 32. Re. VISIT TO BRITISH BELTING & ASBESTOS COMPANY. In reply to MX.7/T.11.3.32., re the glazing of the cotton duck friction surfaces. I…

scan0080 Letter to Messrs. Lake & Elliott Ltd. requesting a sample of their patent Millennium Brake Shoe.
View original record Y3409 Hs/GWH.6/MA. March 19th, 1932. Messrs. Lake & Elliott Ltd., Braintree, Essex. For the attention of Mr. Lake. Dear Sir, With regard to your patent Millennium Brake Shoe. Mr. Elliot our chief…

scan0081 Performance of various brake and clutch materials, concluding Ferodo is the best option found so far.
View original record To Wn. From Hs. X3409. Hs.4/MJ.22.3.32. With reference to the attached. Although we were supplied with some Klinger Brake Liners, we have never actually carried out any tests with this material. We…

scan0082 Requesting an order be issued to Ferodo's for sample discs for a 25HP slipper wheel.
View original record x719 To Roy From Hs/GWH. Hs/GWH.8/MA.7. 4. 32. We have been to Ferodo's and requested them to make us some sample discs for the 25HP. slipper wheel. Will you please issue an order to them for same and…

scan0083 Results of tests on servo fabrics and instructing a change in material.
View original record 83409. To Roy. From Hs/GWH. c. to By. c. to E. Hs/GWH.1/MA.9. 4. 32. Re. SERVO FABRICS. We have now completed our tests with the two samples of servo discs. The discs treated with the W method we find…

scan0084 Requesting an order for four discs for slipper wheels from Messrs. Ferodo Ltd.
View original record X719. To Roy. From Hs/GWH. Hs/GWH.5/MJ.11.4.32. DISCS FOR SLIPPER WHEELS. Will you please order four discs E.79797 from Messrs. Ferodo Ltd., to be made to their reference No.A.D.V./5. The size of the…

scan0085 Order for 3 dozen Ferodo discs for 20HP low inertia dampers.
View original record To Roy. From Hs/GWH. X719. Hs/GWH.1/MA.14.4.32. Please order 3 dozen Ferodo discs E. 55092 A.D.V/5., for 20HP low inertia dampers. Hs/GWH.

scan0086 Urgent internal memo requesting the order of two sets of special Ferodo brake linings for Phantom II cars.
View original record X7919 To Roy/Ms. From Hs/Les. Hs/Les.9/MJ.25.4.32. Will you please order for use on P.ll cars, two sets of special Ferodo brake linings Ref: No.GJ.011. 8 off G.79217. 8 off G.79218. 8 off G.79445. 8…

scan0087 Request for six new Ferobestos fabric samples to replace problematic Ferodo discs used in spring drives.
View original record Roy/MS. From Hs/Les. 8719 Hs/Les.11/MA. 3. 5. 32. x3035 FERODO DISCS FOR SPRING DRIVES. In reference to the 36 sample Ferodo discs dated 19.4.32., supplied to E.55092, we find the brass in the…

scan0088 Letter to Ferodo Ltd. requesting information on the differences between materials GJO11 and HE517.
View original record x719. HS/Les.5/MA. May 9th, 1932. Messrs. Ferodo Ltd., Sovereign Mills, Chapel-en-le-Frith. Dear Sirs, We are not quite clear as to the differences in the Ferodo Materials GJO11 and HE517. Mr. Hancock…

scan0089 Promotional letter from Brake Linings Limited detailing 1932 race victories using their 'DURON' brake linings.
View original record X3409. Brake Linings Limited DIRECTORS A. BAILEY M. E. BAILEY F. R. KAY BUXTON DERBYSHIRE DURON REGISTERED BRAKE LININGS DEPT. REF. PS/PGF. YOUR REF TELEGRAMS BRAKLINING BUXTON PHONE BUXTON 776 ALL…

scan0090 Attached letter and samples of 'Bete' brake lining, requesting feedback on whether new linings are required.
View original record S/W To Hs. from F. Copy to Wor. F3/JL.13.8.32. X3409. Please see the attached copy of letter and samples of "Bete" brake lining. Will you please say whether you are satisfied with the brake linings we…

scan0091 Letter to Bentley Motors regarding a new brake lining product from BTBE LIMITED.
View original record COPY. Hotel Averard, Lancaster Gate, London, W.2. 23rd July, 1932. Messrs. Bentley Motors, Ltd., Oxgate Lane, N.W. 2. Re: an entirely new Brake Lining. Dear Sirs, I am interested in an entirely new…

scan0092 Declining to test 'Bete' brake linings, stating a preference to continue using Ferodo.
View original record Y3409 To F. From Hs. c. to Wor. Hs.1/MJ.16.8.32. Re. "Bete" Brake Lining. Replying to F.3/JL.13.8.32. We are not interested in testing any further brake linings. We have spent a considerable amount of…

scan0093 Letter to British Belting & Asbestos Ltd requesting samples of brake linings and friction discs for testing.
View original record X3409 Hs/Rm.15/AD. August 16th, 1932. Mr. E.D. Dalmaine, British Belting & Asbestos Ltd. "Ullenhall", Nr. Henley in Arden, Warwickshire. Dear Sir, Further to our conversation the other day, we send…

scan0094 Letter from British Belting & Asbestos Ltd. regarding a discrepancy in an order for linings and the impracticability of manufacturing a cotton duck disc.
View original record TELEGRAMS. BELTING, CLECKHEATON. BRITISH BELTING & ASBESTOS LTD. SCANDINAVIA MILLS, CLECKHEATON. TELEPHONE CLECKHEATON 318. HEAD OFFICE, 59, SOUTHWARK STREET, LONDON, S.E.1 ESTABLISHED 1880. TEXTILE…

scan0095 Letter to a supplier clarifying the quantity of linings required to equip a complete car.
View original record 83409. Hs/Rn.4/KT. Your ref. THC/WHR. August 22nd, 1932. British Belting & Asbestos Ltd, Scandinavia Mills, Cleckheaton. Dear Sirs, We thank you for your letter of the 19th August. We note that you…

scan0096 Inertia machine test graph showing coefficient of friction and temperature versus the number of stops for a brake material.
View original record FILE UNDER X3409. BRITISH BELTING & ASBESTOS LTD. SCANDINAVIA MILLS, CLECKHEATON, YORKS., ENGLAND. INERTIA MACHINE TEST. COEFFICIENT OF FRICTION TEMP. DEGREES. F. C. NUMBER OF STOPS COEFF. OF FRICTION…

scan0097 Urgent internal memo requesting an order for servo discs and materials from Ferodo Ltd.
View original record x719. To HOY. from Hs/GWH. Hs/GWH.2/KT.23.8.32. Will you please order from Ferodo Ltd, six servo discs G.54241, and six G.100583, made from RAD.13/047 material. In order to make this clear, will you…

scan0098 Letter to Ferodo Limited regarding the trial and comparison of different brake lining materials for the servo system.
View original record X719. C. to ROY. Hs/Rn.22/KT. Messrs Ferodo Limited, Sovereign Works, Chapel-en-Frith. Sept. 8th,1932. For the attention of Mr. Longdem. Dear Sirs, We understand that you have been supplying the…

scan0099 Technical drawing for a friction lining.
View original record RR 885 (2)H(20266 3-12-31)B.J.H. No. OPERATION MACHINE TOOL TOOL No. LINING BOUGHT OUT. (NOT GROOVED OR DRILLED) (SIM TO G 77775) 1 GROOVE FITTERS DIE HB 5714 2 DRILL IN POSITION 14939 G 15057 G 16360…

scan0100 Testing and potential adoption of new moulded servo linings over existing cotton duck material.
View original record X719 BY. from Hs/Rm. Hs/Rm. 6/KT, 9.9.32, SERVO LININGS We have tried fitting the Selvedge edge cotton duck linings to servos in the Expl. Dept, and are not at all satisfied with the sort of job that…

scan0101 Order of servo discs from the supplier Messrs Ferodo.
View original record x719. ROY. from Hs/Rm. Hs/Rm.5/KT.9.9.32. SERVO DISCS. Will you please order from Messrs Ferodo - 12, servo discs to G.54241, and 16, to Drg. G.78524, in R.A.D.13-047 material, similar to that…

scan0102 The testing and comparison of cotton duck and moulded servo linings.
View original record x719 BY. from Hs/Rm. Hs/Rm.6/KT.9.9.32. x7370 x 5370 x719 SERVO LININGS. We have tried fitting the Selvedge edge cotton duck linings to servos in the Expl. Dept, and are not at all satisfied with the…

scan0103 Letter from Ferodo Limited acknowledging receipt of correspondence and advising of a delayed reply.
View original record x719. All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK BRAKE &…

scan0104 Letter from Ferodo Limited discussing the properties and performance of different brake disc materials.
View original record x719. All Communications to be addressed to the Company. FERODO LIMITED FERODO RECD. TRADE MARK BRAKE & CLUTCH LININGS CODES: WESTERN UNION FIVE LETTER EDITION, BENTLEY'S COMPLETE & 2ND PHRASE,…

scan0105 Letter from Ferodo Limited concerning an order for facings made from RAD.13 material.
View original record From FERODO LIMITED. Sheet No. 2 Messrs. Rolls Royce Limited, DERBY. that RAD.13 will be superior in durability and naturally will give a higher frictional resistance with the same operating pressure.…

scan0106 Letter to Messrs Ferodo Ltd. regarding testing of R.A.D.13 and VIM/20 materials.
View original record X719. Hs/Rm.7/KT. Sept.15th,1932. Messrs Ferodo Ltd., Chapel-en-Frith, For the attention of Mr.Field. Dear Sirs, Very many thanks for your letter of Sept.13th. I note what you say, and it would appear…

scan0107 Testing and standardisation of new RAD.13 Ferodo servo linings for the 40/50 and 20/25 HP models.
View original record 8719. Mx. from Hs/Rm. Hs/Rm.2/KT.28.9.32. We hand you herewith two sets of RAD.13 Ferodo servo linings for the 40/50, and 3 sets for the 20/25 HP. If it is possible, we should like you to run a set of…

scan0108 New servo lining sample, Ferodo RAD.13, and its implementation.
View original record By. from Hs/Rm. x719 Hs/Rm.3/KT.10.10.32. x5330. x7330. We are issuing a standardisation sheet for the new servo lining sample of which you have already. It is called Ferodo RAD.13, and the Ferodo…

scan0109 Internal memorandum requesting an order for servo friction linings from Ferodo Ltd.
View original record x719. O.O. From Hs/Rm. Hs/Rm.3/MA.15.10.32. Will you please order from Messrs. Ferodo Ltd., Chapel-En-Le-Frith.:- 12 Peregrine servo friction linings to G.100583. 12 40/50HP " " " " G.78524. 12…

scan0110 Letter to Ferodo Ltd. discussing the results of tests conducted on Bonded Asbestos servo linings RAD.13 and VDM/20.
View original record X719. Hs/Rm.2/MA. October 17th, 1932. Messrs. Ferodo Ltd., Chapel-En-Le-Frith. For the attention of Mr. Field. Dear Sirs, Referring to the suggestions made in your letter of the 13th, Sept., we have…

scan0111 Letter confirming an order for 12 linings and 12 discs with specific part numbers.
View original record -2- We are passing you an order for 12 linings to C.100583 in RAD.13 which should be exactly the same as those previously supplied, and we should be glad if you would let us have them as soon as…

scan0112 Letter from Ferodo Limited regarding the properties of RAD.13 brake lining material and confirming an order for parts.
View original record All Communications to be addressed to the Company. x719. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK BRAKE &…

scan0113 Letter to Ferodo Ltd regarding the performance and suitability of different clutch materials.
View original record X719. Hs/Rn.18/KT. Oct. 26th, 1932. Messrs Ferodo Ltd, Sovereign Mills, Chapel-en-Frith. For the attention of Mr. Field. Dear Sirs, Further to your letters of Sept. 13th and Oct. 18th, a point which…

scan0114 Letter from Ferodo Limited discussing the differences between moulded and woven fabric clutch facings for Borg & Beck clutches.
View original record X219 All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK BRAKE & CLUTCH…

scan0115 Letter from Ferodo Limited regarding the characteristics of a clutch facing material (RAD.13).
View original record From FERODO LIMITED. Sheet No. 2 Messrs. Rolls-Royce Limited, DERBY. actually it was designed for working in oil and there is no doubt that the material possesses all the characteristics that should…

scan0116 Letter to Ferodo Ltd regarding the performance of clutch materials and proposing a trial of new clutch discs for the 25 HP car.
View original record X719. Hs/Rm.2/KT. Nov.1st, 1932. Messrs Ferodo Ltd, Sovereign Mills, Chapel-en-Frith. For the attention of Mr.Field. Dear Sirs, We thank you for your letter of Oct. 31st, and note your remarks. Our…

scan0117 Letter from Ferodo Limited discussing the friction characteristics and supply of clutch discs.
View original record x719. All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 Lines) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. [LOGO: FERODO BRAKE & CLUTCH LININGS]…

scan0118 Order to be placed with Ferodo Ltd. for clutch linings.
View original record 8719. O.O. From Hs/Rn. Hs/Rn.5/MA.9.11.32. Will you please pass an order to Messrs. Ferodo Ltd., Sovereign Mills, Chapel-en-le-Frith, for clutch linings to drawings G.100480 and G.101057, the former…

scan0119 Standardisation report on a new type of servo lining for the Phantom II and 20/25 HP chassis.
View original record RR 755 (10H) (30405, 21-4-32) BM. 3/8382/4. COMPLETED 10.11.32. STANDARDISATION of CHASSIS PARTS Date: 10.11.32 X No. X.719 Drawing No. X.5270 Part List X.5270 STAMPS: PHANTOM II, 20/25 H.P. CHASSIS…

scan0120 Implementation and cost associated with fitting a new part to a chassis.
View original record STANDARDISATION of CHASSIS PARTS WITHDRAWN The number of the first chassis on which the new part will be fitted...... When available. Date when chassis will be handed to test.................... Cost…

scan0121 Correcting a previous communication about disc quantities and referencing correspondence with Ferodo's.
View original record 8719. O.O. From Hs/Gry. Hs/Gry.4/MJ.16.11.32. Further to our Hs/Rm.5/MA.9.11.32 - This should have read, 6 Discs in RAD.13. to G.100480. 6 Discs in VDM.20. to G.101057. This will then be in accordance…

scan0122 Letter to Ferodo Ltd. regarding concentricity issues with servo fabrics and a planned drawing alteration.
View original record +719 C. to BY. Expl. Dept. Hs/Gry.6/MA. 22nd., November 1932. Messrs. Ferodo Ltd., Sovereign Mills, Chapel-en-le-Frith. For the attention of Mr.Longley. Dear Sirs, Re. Servo Fabrics in RAD.13. With…

scan0123 Modifications to Ferodo servo linings by increasing the width of the dents.
View original record X.719. By. From Hs/Gry. Hs/Gry.5/MA.22.11.32. SERVO FABRICS 40/50 AND 20/25. X.7370. X.5370. X.719. With regard to your discussion with Mx. about increasing the width of the dents in the Ferodo Servo…

scan0124 Letter from British Belting & Asbestos Ltd. regarding 'Mintex N.M.I' brake linings supplied for test.
View original record BRITISH BELTING & ASBESTOS LTD MANUFACTURERS 59 SOUTHWARK STREET LONDON S.E.1 TELEGRAMS: INDUSTRIAL DEPT. SCANDINAVIA BOROH LONDON AUTO DEPT. ASBESTOS DEPT. AMIANTE BOROH LONDON EXPORT DEPT. SCANDILEX…

scan0125 Letter from Ferodo Limited arranging a visit to discuss brake/clutch discs, part number G55679.
View original record FERODO LIMITED All Communications to be addressed to the Company. 8719 TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO BRAKE & CLUTCH LININGS CODES:…

scan0126 Letter to Mr. Dalmaine regarding altered rear brake dimensions and testing of new linings.
View original record 83409 Hs/Rn.5/KT. January 5th 1933. E.D. Dalmaine Esq., 29, Kelmscott Road, Harborne, B'ham, 17. Dear Mr. Dalmaine, Thank you for your letter of the 1st. inst. I am sorry I have not answered before,…

scan0127 Technical drawing for a foot brake shoe.
View original record C 100977 92° 16° 15° 6° .250 +.010 -.000 .1875 DIA +.010 .4375 DIA +.015 -.015 12 HOLES AS SHOWN 5.687 DIA .312 +.15 .950 +.1 .475 +.05 1.800 +.25 ROLLS-ROYCE LTD. PRINT ROOM JAN 6 1933 DERBY RR Sch.…

scan0128 Request to order 25 HP and 40/50 HP clutch discs from Messrs Ferodo Ltd.
View original record 8719. O.O. Hs/Rm.8/KT.9.1.33. Will you please order from Messrs Ferodo Ltd, 12, 25 HP. clutch discs to G.79930, and 12 40/50 HP. clutch discs to G.55191. When ordering, will you please quote our…

scan0129 Letter to Messrs Ferodo Ltd regarding the successful trial and subsequent order of clutch discs.
View original record X719. C. to Order Office. Hs/Rm.7/KT. January 9th 1933. Messrs Ferodo Ltd, Sovereign Mills, Chapel-en-le-Frith. Dear Sirs, We have now had a considerable amount of experience of your RAD.13 clutch…

scan0130 Blueprint for a friction lining with specifications for holes, material, and dimensions.
View original record RR892(2H)(2026S 3-12-31) D.O.S.LTD. THE C OF SCARF JOINT TO BE HALFWAY BETWEEN THESE TWO HOLES. WHEN DRILLING THESE FOUR HOLES CARE MUST BE TAKEN TO ENSURE THAT FEED IS NOT FORCED. C.79930 SECTION…

scan0131 Drawing of a Friction Disc.
View original record THIS PIECE IS SIMILAR TO G7034 WITH THE EXCEPTION OF THE MATERIAL. THIS PIECE IS SIMILAR TO G54327 WITH THE EXCEPTION OF THE MATERIAL & THE SCARF JOINT. (13-1-32). TO BE GROUND BY THE MAKERS TO ENSURE…

scan0132 Letter regarding a forgotten drawing for a small type auxiliary shoe and an associated parts requirement.
View original record X3409. Hs/Rn.6/KT. January 9th 1933. E. D. Dalmaine Esq. 29, Kelmscott Road, Harborne, B'ham 17. Dear Mr. Dalmaine, I forgot to send you a drawing of the small type auxiliary shoe. When you supply the…

scan0133 Drawing of an auxiliary foot brake shoe.
View original record C100976 16941 G 36 1/2° 18 1/4° 4° NOT TO BE PAINTED 0.62 +.00 -.01 .1875 DIA. +.10 -.10 3.437 ±.15 DIA. 5.687 RAD .312 +.15 -.15 1.800 +.25 -.25 .900 .725 +.5 -.5 .362 6 HOLES AS SHOWN RR SCH.112/235…

scan0134 Letter from Ferodo Limited regarding satisfactory test results of RAD.13 quality Clutch Discs and placing an order for more discs for 25.HP and 40/50.HP cars.
View original record All Communications to be addressed to the Company. X719 FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK BRAKE & CLUTCH…

scan0135 Letter from British Belting & Asbestos Ltd concerning the delivery of a set of 'Mintex T' brake linings.
View original record BRITISH BELTING & ASBESTOS Lᵀᴰ MANUFACTURERS 59 SOUTHWARK STREET LONDON S·E·1 TELEGRAMS: INDUSTRIAL DEPT. SCANDINAVIA BOROH LONDON AUTO DEPT. AMIANTE BOROH LONDON ASBESTOS DEPT. SCANDILEX LONDON…

scan0136 Brake lining data sheets and samples from Gandys of Seacombe.
View original record Hs. X3409 ROY/MS13/P.15.2.33. We send herewith date sheets of Brake Linings made by Gandys of Seacombe, Cheshire, together with samples and copy of their letter confirming the visit of their Mr.…

scan0137 Letter from Gandy's (The G.B.M. Co. Ltd.) regarding samples of brake linings and technical data for flexible couplings.
View original record ---COPY--- WHEATLAND WORKS, SEACOMBE, Cheshire. 14th February 1933. Messrs. Rolls-Royce Ltd. Derby. Dear Sirs, We have received word from our Manchester House that our representative - Mr.Stockwell -…

scan0138 Letter from Gandy's Brake Lining regarding samples of brake linings and specifications for flexible couplings.
View original record TELEGRAMS & CABLES "GANDY, BIRKENHEAD", "GANDY, PHONE, LONDON" CODES PRIVATE & A.B.C. 4TH & 5TH EDITIONS. TELEPHONE N° 1074 (TWO LINES) WALLASEY. SAFEGUARD BRAKE LININGS SAFE WITH SAFEGUARD Gandy's…

scan0139 Letter from Gandy Belt Manufacturing Co. Ltd. requesting specifications for couplings they could supply.
View original record THE GANDY BELT MANUFACTURING CO. LTD.. - CONTINUED. -2- Messrs. Rolls Royce Ltd., 14th February,1933. If you would let us have the size of the Couplings you use yourselves, we shall be only too glad…

scan0140 Title page for technical data concerning 'Ganold' brake lining.
View original record Technical Data relating to “GANOLD” BRAKE LINING. [Stamped text in a circle: ROY 1 1933 RECEIVED]

scan0141 The features and benefits of 'Ganold' brake lining, which is moulded in rolls.
View original record "GANOLD BRAKE LINING. (Moulded in Rolls) After much research and experiment we have produced a Lining supplied in rolls which, whilst being flexible, possesses all the chief features of Die-pressed…

scan0142 Data relating to 'SAFEGUARD' standard brake lining.
View original record Technical Data relating to “SAFEGUARD” STANDARD BRAKE LINING.

scan0143 Specification sheet for 'Safeguard' brake lining, detailing its types and a table of friction coefficients.
View original record "SAFEGUARD" BRAKE LINING. This is the standard type of Brake Lining with black finish supplied either as Die Pressed Liners hydraulically moulded to radius or in rolls of 50 feet or more as required.…

scan0144 Specifications for 'SAFEGUARD' Brake Lining, including pressure limits and friction coefficients.
View original record "SAFEGUARD" Brake Lining can be used with pressures normal to the rubbing surface up to 100 lbs/sq.in. without distortion, although it is not recommended to work beyond 80 lbs/sq.in. The following…

scan0145 Wear test report on a material or component named 'SAFEGUARD'.
View original record REPORT OF WEAR TEST ON "SAFEGUARD" Particulars of Pieces. Test Mark Dimensions Thickness Before After No. 1 2.968 x .739 .367 .331 No. 2 2.968 x .744 .371 .319 No. 3 2.983 x .737 .371 .313 No. 4 2.937…

scan0146 Data table showing the variation of a co-efficient with temperature for 'SAFEGUARD'.
View original record Variation of Co-efficient with Temperature on "SAFEGUARD" Temperature °C SB.1 SB.2 Co-efficient 10 - 45 - 20 31 " .344 30 31 " .344 40 31 " .344 50 32 " .355 60 32 " .355 70 32 " .355 80 33 " .366 90…

scan0147 The composition and application of 'SAFEGUARD' lining for brakes.
View original record The composition of proofed "SAFEGUARD" Lining is as follows:- METALLIC Asbestos - 64% By Weight Wire - 24% " " Proofing - 12% " " NON-METALLIC Asbestos - 85% By Weight Proofing - 15% " " One of the…

scan0148 Test results for 'FLEXKO' brake lining material, detailing wear and friction co-efficient.
View original record "FLEXKO" BRAKE LINING. A more flexible variety of the "SAFEGUARD" quality is also made, known as "FLEXKO". This material has a high co-efficient of friction, and on account of its being less dense…

scan0149 Report of a wear test on die-pressed 'Ganold' material, detailing changes in physical properties and friction coefficients.
View original record REPORT OF WEAR TEST ON "GANOLD" DIE-PRESSED. Particulars of Pieces. Thickness Specific Gravity Test Mark Dimensions Before After Before After No. 1 2.937 x .742 .292 .256 1.81 1.70 No. 2 2.937 x .749…

scan0150 Wear test report on 'Ganold' non-metallic material against a mild steel drum.
View original record REPORT OF WEAR TEST ON "GANOLD" NON-METALLIC AGAINST A MILD STEEL DRUM. Particulars of Pieces. Test Mark Dimensions Thickness Before After No. 1 2.937 x .739 .435 .422 No. 2 2.937 x .737 .433 .422 No.…

scan0151 Test of the co-efficient of friction with variable temperatures against a steel wheel.
View original record TEST OF CO-EFFICIENT OF FRICTION WITH VARIABLE TEMPERATURES AGAINST A STEEL WHEEL. Temperature Spring Balance* Balance Wt. Co-efficient of Friction. 140°C - 284°F 75 70 .466 150 C - 302 F 75 70 .466…

scan0152 Data relating to 'DENSA' brake lining.
View original record Technical Data relating to “DENSA” BRAKE LINING.

scan0153 The features and properties of 'DENSA' Brake Lining.
View original record "DENSA" BRAKE LINING. This is a later development in Brake Lining manufacture, the chief feature of which is that it is non-susceptible to heat. The usual type of Brake Lining which has to be softened…

scan0154 Results of a wear test on a non-metallic material named 'Densa'.
View original record REPORT OF WEAR TEST ON "DENSA" NON-METALLIC. Particulars of Pieces. Test Mark Dimensions Thickness Specific Gravity Before After Before After No. 1 3 x .750 .311 .299 1.61 1.55 No. 2 3 x .746 .316…

scan0155 Performance data and specifications for 'DENSA' linings, including pressure tables and friction coefficients.
View original record "DENSA" Linings will give a long useful life when used with pressures not greater than 170 lbs/sq.in. When dissipating 1.3 H.P. per sq. in. of surface area the following table gives the pressures…

scan0156 Letter to The British Belting & Asbestos Ltd regarding the testing of linings.
View original record X3409. Hs/Rm.8/KT. January 30th 1933. The British Belting & Asbestos Ltd, 59 Southwark Street, London. S.E.1. For the attention of Mr. E. D. Dalmaine. Dear Mr. Dalmaine, Thank you for your letter of…

scan0157 Inertia machine test graph for Mintex brake material on a Bentley, plotting coefficient of friction and temperature against the number of stops.
View original record Y3409 BRITISH BELTING & ASBESTOS LTD. SCANDINAVIA MILLS, CLECKHEATON, YORKS., ENGLAND. INERTIA MACHINE TEST. COEFFICIENT OF FRICTION TEMP. DEGREES. F. C. NUMBER OF STOPS COEFF. OF FRICTION TEMPERATURE…

scan0158 Inertia machine test graph showing coefficient of friction and temperature against the number of stops for a Bentley brake material.
View original record BRITISH BELTING & ASBESTOS LTD. SCANDINAVIA MILLS, CLECKHEATON, YORKS., ENGLAND. INERTIA MACHINE TEST. TEMP. DEGREES. F. C. COEFFICIENT OF FRICTION. NUMBER OF STOPS. COEFF. OF FRICTION. TEMPERATURE.…

scan0159 Letter to Ferodo Ltd discussing the performance and wear of different brake linings.
View original record X719 Hs/Rm. 2/KT. February 23rd 1933. Messrs Ferodo Ltd, Sovereign Works, Chapel-en-le-Frith. For the attention of Mr.Longley. Dear Sir, When you were here a short time ago we were discussing the…

scan0160 Letter from Ferodo Ltd. discussing the reduced performance of their asbestos brake linings on new 'Millenite' cast iron drums.
View original record x 719. FERODO LIMITED. WIRES: "FRICTION, PHONE, CHAPEL-EN-LE-FRITH" TELEPHONE: 19 (4 LINES) CHAPEL-EN-LE-FRITH. FERODO BRAKE & CLUTCH LININGS Depots. LONDON 222, TOTTENHAM COURT ROAD, W.1. BIRMINGHAM…

scan0161 Letter from Ferodo Limited detailing the metallurgical structure of a cast iron called Millenite and its performance.
View original record From FERODO LIMITED. Sheet No. 2. 28th February, 1933. Messrs. Rolls-Royce Ltd., DERBY. The first of these is directed against Millenite. You, probably in your Metallurgical Department, know exactly…

scan0162 The delivery of clutch liners made from the wrong material and a request to investigate the deviation from the standard.
View original record Rey. c to By c to Hs/Rm. X719 Hd/CM5/HR.1.3.33. RECEIVED 4 MAR HS re G.79930. CLUTCH LINERS. --------------------- On the 20th ult., we ordered for Chassis Repair Stock, 72 of the above blanks. On…

scan0163 Letter to Messrs Ferodo Ltd requesting the supply of specific brake linings.
View original record x719 Hs/Rm.10/KT. March 2nd 1933. Messrs Ferodo Ltd, Sovereign Mills, Chapel-en-le-Frith. For the attention of Mr. Longley. Dear Sirs, Thank you very much for your letter of the 28th ult, and which…

scan0164 Blueprint for an auxiliary (foot) brake shoe.
View original record RR 886. (2 1/4 H) (11,126. 21-1-31) B.J.H. G 100298 G79218 No. OPERATION MACHINE TOOL TOOL No. 1 BT OUT COMPLETE C100976 16941 G NOT TO BE PAINTED 36 1/2° 18 1/4° 4° .250 +.01 +.00 1.875 DIA. +.10…

scan0165 Blueprint drawing for a brake-shoe foot.
View original record RR. 885. (2) (H) (30469 21-5-32) B.J.H. No. OPERATION MACHINE TOOL TOOL No. G100294 G79217 B/OUT COMPLETE C 100977 92° 16° 16° 16° 6° 6° .250 REF 1.875 DIA. +10 .4375 DIA. +15 -15 12 HOLES AS SHOWN…

scan0166 Technical drawing of an auxiliary (foot) brake shoe.
View original record RR.77.3.(10-1)(8+73-30-10-30) H.& G. LTD, Nº, OPERATION, MACHINE, TOOL Nº, TOOL, G79218, C10029S, 16655 G, 16982 G, NOT TO BE PAINTED, 36 1/2º, 18 1/4º, 4º, .062 +10 -00, .1875 DIA +10 -00, 3.437 DIA…

scan0167 Technical drawing for a foot brake shoe.
View original record G79217 R.R. 773(10H) (17971. 23-9-31) N & G. LTD. Nº OPERATION BT. OUT COMPLETE MACHINE TOOL TOOL Nº 92° 16° 6° 4.375 DIA +15 1.875 DIA +10 .312 +15 5.687 DIA 1.625 +.025 +.015 C100294 ROLLS-ROYCE,…

scan0168 Brake efficiency tests for servo linings made of R.A.D.13 material, detailing the negative effects of oil contamination.
View original record FILES. 7/19 6.3.33. SERVO LININGS IN R.A.D.13 MATERIAL. Y4027 We have carried out tests on 4.PER.II on brake efficiency, the servo being fitted with this material. The brakes are very good until oil…

scan0169 Urgent internal request to order two sets of brake linings for a 20/25 HP car from Ferodo Ltd.
View original record ROY. from Hs/Rm. Hs/Rm.2/KT. 8.3.33. x719 Will you please order for us from Messrs Ferodo Ltd, two complete sets of brake linings for the standard 20/25 HP. car in A.M.R.2 material. ( Piece numbers -…

scan0170 Covering order for AMR.2 material brake linings from Ferodo Ltd.
View original record X719 ROY. from Hs/Rm. Hs/Rm.3/KT. 8.3.33. We attach herewith copy of our letter to Messrs Ferodo Ltd. of March 2nd, in which we asked them to supply brake linings in AMR.2 material. Will you please…

scan0171 Requesting feedback on a change of servo material from Cotton A to Ferodo RAD.13.
View original record x719 Hd. from Hs/Gry. N. c. to J.L.E. Hs/Gry.11/KT.9.3.33. SERVOS. We have recently changed the servo material on both chassis to Ferodo RAD.13. The reason for this was that the Cotton A. was found to…

scan0172 The superior performance of Ferodo RAD.13 servo liners compared to the previous Cotton A liners.
View original record N-W. Hs. GRY x719 Br1/H.10.3.33. Technical - re Servos ----------- With reference to your Hs/Gry.11/KT.9.3.33, we are of the opinion that Ferodo Servo Liners RAD.13 are infinitely superior in every…

scan0173 Servo trouble due to oil on the surfaces in two cases involving 20/25 and 40/50 HP cars.
View original record GRY S/W. Hs/Gry. X719 LE8/C/13.3.33. Re Servos. With reference to your Hs/Gryll/KT9.3.33., we do not get an opportunity of seeing many cars after they have been in service for some time, but we…

scan0174 List of Peregrine II brake linings in stores.
View original record X3409. PEREGRINE II. BRAKE LININGS IN STORES. 8.4.33. Piece No. Description. Material. Quantity. G.100294. Front Brake. Ferodo Bonded 4 sets of 4. G.100298. " aux. shoe. " 4 " G.100789 Hand Brake. " 5…

scan0175 Follow-up letter from Brake Linings Limited regarding the testing of 'DURON' brake linings and their use by other firms.
View original record Handwritten notes: X3409. Ro/Phm are you interested in running any material on clutch/brake Maker /B3. 1933. [Letterhead: Brake Linings Limited] DIRECTORS A. BAILEY M. E. BAILEY F. R. KAY DEPT REF:…

scan0176 Copy of a testimonial letter from M. Campbell to Brake Linings Ltd. regarding the performance of Duron clutch and brake linings in the 'Blue Bird' car.
View original record COPY. Telephone Regent 1282. Old Bond Street House, 6-8, Old Bond Street, London, W.1. 14th March, 1933. Messrs. Brake Linings Ltd., Buxton, Derbyshire. Dear Sirs, I would like to inform you how…

scan0177 Letter to Brake Linings Ltd. regarding satisfaction with standard brake linings and not conducting further tests.
View original record X3409 Hs/Rm.10/MA. April 13th., 1933. Brake Linings Ltd., BUXTON. DERBYSHIRE. For the attention of Mr. A. Bailey. Dear Sirs, We thank you for your letter of the 11th., inst., at the moment we are so…

scan0178 Letter to a supplier regarding an issue with brake linings and a request for specific replacement parts.
View original record X 3209 Hs/Rn.1/KT. April 27th 1933. The British Belting & Asbestos Ltd, 59, Southwark Street, London. S.E.1. For the attention of Mr. E. D. Dalmaine. Dear Sirs, We have been fitting your linings to…

scan0179 Letter from Brake Linings Limited regarding the performance and testing of 'DURON' brake linings.
View original record Brake Linings Limited BUXTON DERBYSHIRE DURON REGISTERED BRAKE LININGS LONDON OFFICE, 502 AUSTRALIA HOUSE STRAND, LONDON, W.C.2 DIRECTORS A. BAILEY M.E. BAILEY F.R. KAY TELEGRAMS BRAKLINING BUXTON…

scan0180 Letter from British Belting & Asbestos Ltd confirming an order for linings.
View original record X 3409 TELEGRAMS: INDUSTRIAL DEPT. E.D.D. AUTO DEPT. SCANDINAVIA BOROH LONDON ASBESTOS DEPT. AMIANTE BOROH LONDON EXPORT DEPT. SCANDILEX LONDON TELEPHONE: HOP 6071 (4 LINES) CODES: PRIVATE,…

scan0181 Graph from an inertia machine test on a dry woven friction material, plotting coefficient of friction and temperature against the number of stops.
View original record BRITISH BELTING & ASBESTOS LTD. SCANDINAVIA MILLS, CLECKHEATON, YORKS, ENGLAND. INERTIA MACHINE TEST. TEMP. DEGREES. F. C. COEFFICIENT OF FRICTION NUMBER OF STOPS LEGEND: COEFF. OF FRICTION…

scan0182 Inertia machine test graph for Mintex N.M.T. Roll No. Y.1848, plotting coefficient of friction and temperature against the number of stops.
View original record BRITISH BELTING & ASBESTOS LTD. SCANDINAVIA MILLS, CLECKHEATON, YORKS., ENGLAND. INERTIA MACHINE TEST. COEFFICIENT OF FRICTION TEMP. DEGREES. F. C. NUMBER OF STOPS LEGEND: ------ COEFF. OF FRICTION -…

scan0183 Inertia machine test graph showing coefficient of friction and temperature versus the number of stops for Mintex N.M.T. dry woven material.
View original record BRITISH BELTING & ASBESTOS LTD. SCANDINAVIA MILLS, CLECKHEATON, YORKS, ENGLAND. INERTIA MACHINE TEST. TEMP. DEGREES. F. C. COEFFICIENT OF FRICTION NUMBER OF STOPS LEGEND: SOLID LINE: COEFF. OF…

scan0184 Inertia machine test graph plotting coefficient of friction and temperature against the number of stops for a dry woven asbestos material.
View original record BRITISH BELTING & ASBESTOS LTD. SCANDINAVIA MILLS, CLECKHEATON, YORKS., ENGLAND. INERTIA MACHINE TEST. COEFFICIENT OF FRICTION TEMP. DEGREES. F. C. NUMBER OF STOPS LEGEND: COEFF. OF FRICTION…

scan0185 Communication from Egrypta Brake Lining people, offering samples for review.
View original record X3409. To E. from ROY. c. to BY (Struck through) c. to Hs. ----------- ROY9/MG29.4.33 ----------- Attached is copy of a communication from the Egrypta Brake Lining people - which may be of interest.…

scan0186 Letter from The ECRYPTA Company promoting their 'Egypta' brake linings and clutch rings, detailing their superior manufacturing process.
View original record C O P Y From: THE EGRYPTA COMPANY a branch of J & A Hillman Ltd. Trindle Road, DUDLEY 26th April,1933 AHS/PB/ Messrs. Rolls Royce Ltd Derby. Dear Sirs, Egypta Brake Linings and Clutch Rings We think…

scan0187 Copy of a letter from The Egrypta Company regarding the quality and price of their clutch linings, rings, and facings.
View original record COPY From The Egrypta Company. Continued. -2- With Egrypta Linings and Clutch Rings we do claim they are not dear taking into consideration quality and durability which is exceptional, and which we…

scan0188 Letter to Brake Linings Limited declining to provide a full report on Duron brake lining tests.
View original record X3409. Hs/Rn.13/KT. May 3rd 1933. Brake Linings Limited, Buxton, Derbyshire. Dear Sirs, We thank you for your letter of the 19th April, ref. AB/DN. Our tests on the Duron brake lining were not…

scan0189 Letter from Brake Linings Limited regarding the testing of 'DURON' brake linings.
View original record x3409. Brake Linings Limited BUXTON DERBYSHIRE DIRECTORS A. BAILEY M. E. BAILEY F. R. KAY DEPT REF: AB/DN. YOUR REF: Hs/Rm.13/KT. DURON REGISTERED BRAKE LININGS LONDON OFFICE, 502 AUSTRALIA HOUSE…

scan0190 Letter to British Belting & Asbestos Ltd. regarding a blueprint for Bentley servo lining.
View original record X3409. Hs/Rm.1/KT. May 30th 1933. British Belting & Asbestos Ltd, 59, Southwark Street, London. S.E.1. For the attention of Mr.E.D. Dalmaine. Dear Sirs, R.R.Servos. Herewith blueprint G.55679 which…

scan0191 Drawing for a friction lining.
View original record RR. 885.(2).H. (30469 21-5-32) B.J.H. G. 54030 G. 78524 G. 54241 C55679 OPERATION TABLE: No. 9, OPERATION: BELIGHT CUT (NOT DRILLED) No. 1, OPERATION: DRILL IN POSITION 16787 G 16880 G 17541 G DRAWING…

scan0192 Letter from British Belting & Asbestos Ltd regarding samples for Bentley-Servo Linings.
View original record X 3409. TELEGRAMS: INDUSTRIAL DEPT. SCANDINAVIA BOROH LONDON AUTO DEPT. ASBESTOS DEPT. AMIANTE BOROH LONDON EXPORT DEPT. SCANDILEX LONDON TELEPHONE: HOP 6071 (4 LINES) CODES: PRIVATE, EVERYBODY'S…

scan0193 Letter confirming the despatch of 'Mintex N.M.S.' friction rings for testing.
View original record TELEGRAMS: E.D.D INDUSTRIAL DEPT. SCANDINAVIA BOROH LONDON AUTO DEPT. ASBESTOS DEPT. AMIANTE BOROH LONDON EXPORT DEPT. SCANDILEX LONDON TELEPHONE: HOP 6071 (4 LINES) CODES: PRIVATE, EVERYBODY'S POCKET…

scan0194 Order for 40/50 brake linings from Messrs Ferodo.
View original record K719. To ROY/MS. from Hs/Les. Hs/Les.5/KT.22.6.33. 40/50 BRAKE LININGS. Will you please order the following brake linings from Messrs Ferodo in AMR.2 material. 8 off - G.80342. 8 off - G.80341. 8 off…

scan0195 To the Order Office to purchase linings from Ferodo Ltd.
View original record X719 To Order Office. Hs/Rm.12/KT.3.7.33. Will you please order from Messrs Ferodo Ltd, Chapel-en-le-Frith, 18 linings, to the following piece numbers, in A.M.R.2. material. 18 off - G.100977. 18 off…

scan0196 Internal order for brake linings for the 20/25 HP car, specifying Ferodo AMR.2 material.
View original record Order Office. 1719. Hs/Rm.7/KT.5.7.33. Will you please order the following brake linings for the 20/25 HP. car in Ferodo AMR.2. material. 12 off - G.54542. 12 off - G.54541. 12 off - G.54144. Hs/Rm.

scan0197 Letter from Ferodo Limited discussing issues with stencilling on servo motor clutch discs.
View original record All Communications to be addressed to the Company. FERODO LIMITED FERODO BRAKE & CLUTCH LININGS REGD. TRADE MARK CODES: WESTERN UNION FIVE LETTER EDITION, BENTLEY'S COMPLETE & 2ND PHRASE, MARCONI…

scan0198 Notification of the change in designation for A.M.R.2. Ferodo Material for Bentley and 20/25-HP Chassis.
View original record By. c. to Hs/Rm. X719. ROY/MS7/P.21.7.33. With reference to the A.M.R.2. Ferodo Material which has been standardised for Bentley and 20/25-HP Chassis, please note Ferodo Ltd. have altered the…

scan0199 Letter to Ferodo Ltd. confirming a visit to discuss the lining of a servo motor.
View original record x719- Experimental Dept. Hs/Rm.3/KT. July 27th 1933. Messrs Ferodo Ltd., Sovereign Mills, Chapel-en-le-Frith. For the attention of Mr.Longley. Dear Sirs, Confirming our telephone conversation of…

scan0200 Letter to Messrs Ferodo Ltd. following a visit, requesting the urgent supply of undrilled linings.
View original record x719. Experimental Dept. Hs/Rm.6/KT. August 9th 1933. Messrs Ferodo Ltd., Chapel-en-le-Frith. For the attention of Mr.Field. Dear Sirs, During our recent visit to Chapel-en-le-Frith, we left a number…

scan0201 Letter from Ferodo Limited regarding the dispatch of linings and a query about servo motor torque.
View original record All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO BRAKE & CLUTCH LININGS CODES:…

scan0202 Despatching four Ferodo clutch brake linings to Ferodo Ltd. for examination following customer complaints.
View original record To D/BR. from RHC/EM. o.c. S/Ht. c. Hs/Gry. x719. RHC/EM4/MS21.8.33. to-day:- We are sending into the Despatch Stores Clutch 4 - Ferodo Brake^Linings. Will you please arrange to have…

scan0203 Letter to Ferodo Ltd. regarding slipping clutches, servo torque requirements, and ongoing experiments.
View original record x719 Hs/Cry.3/MA. August 22nd., 1933. Messrs. Ferodo Ltd., Chapel-en-le-Frith. Dear Sirs, We thank you for your FJF/WAC. of the 11th., inst. The maximum torque we need from the 20/25 servo is 2000…

scan0204 Requesting an official order for Ferodo's brake linings required for a 10,000 miles test.
View original record 7/9. O.O. From Hs/Gry. Hs/Gry.6/MA.25.8.35. Will you please send to Ferodo's an official order for the following brake linings which we instructed verbally while at their Works:- G.80341 ) G.80342 )…

scan0205 Letter from Ferodo discussing brake servo motor test results, including torque and temperature, and arranging to examine clutch discs.
View original record x719. All Communications to be addressed to the Company. FERODO LIMITED BRAKE & CLUTCH LININGS CHAPEL-EN-LE-FRITH, VIA STOCKPORT, ENGLAND. TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS:…

scan0206 Letter to Messrs. Ferodo Ltd. arranging a visit to their works for Mr. Field's attention.
View original record <49. Hs/Gry.1/MA. August 26th., 1933. Messrs.Ferodo Ltd., Chapel-en-le-Frith. For the attention of Mr.Field. Dear Sir, We thank you for your letter reference FJF/WAC. of the 25th., inst. The Writer…

scan0207 Letter from Ferodo Limited discussing the results of tests on a brake servo motor with different linings, RAD.13 and Ferodo Fibre 239A.
View original record x719. All Communications to be addressed to the Company. FERODO LIMITED BRAKE & CLUTCH LININGS CHAPEL-EN-LE-FRITH, VIA STOCKPORT, ENGLAND. TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS:…

scan0208 Letter from Ferodo Limited regarding the maximum coefficient of friction in the presence of grease.
View original record From FERODO LIMITED. Sheet No. 2 Messrs. Rolls Royce Ltd., DERBY. We have not yet run an actual test but in our opinion the maximum, while any grease was present, would be no higher than μ=0.15. Yours…

scan0209 Letter to Ferodo Ltd. regarding oil absorption in clutch discs and the performance of servo linings.
View original record X719 Experimental Dept. Hs/Gry.2/KT. Sept. 1st 1933. Messrs Ferodo Ltd., Sovereign Works, Chapel-en-le-Frith. For the attention of Mr.Field: Dear Sirs, We thank you for your FJF/WAC of the 30th ult.…

scan0210 Letter from Ferodo Limited concerning the composition of oil in clutch discs and the performance of servo linings.
View original record X719 All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO BRAKE & CLUTCH LININGS…

scan0211 From ROY to Hs. regarding an enquiry from Richard Klinger Ltd about test results for their brake linings and gaskets.
View original record +3609 GRY To Hs. from ROY. ROY3/MG6.9.33 ---------------- Messrs. Richard Klinger Ltd are asking if we can give them any information yet on the result of our tests with : (a) Their special Brake…

scan0212 The decision not to test Klinger brake linings.
View original record X 3409. To ROY. from Hs/Gry. Hs/Gry.7/KT.7.9.33. ROY3/MG6.9.33: - re. KLINGER BRAKE LININGS. We have not tested any of the products of this Company, and so can give them no information about their…

scan0213 Letter to Ferodo Ltd. about the performance and squeaking issues of FF.239 servo discs.
View original record 8319 Experimental Dept. Hs/Gry.5/KT. Sept 13th 1933. Messrs. Ferodo Ltd. Sovereign Mills, Chapel-en-le-Frith. For the attention of Mr.Field. Dear Sirs, We thank you for your letter of the 5th inst.…

scan0214 Letter from Ferodo Limited discussing test results and performance issues of brake linings for a servo motor.
View original record All Communications to be addressed to the Company. x719. FERODO LIMITED BRAKE & CLUTCH LININGS CHAPEL-EN-LE-FRITH, VIA STOCKPORT, ENGLAND. TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS:…

scan0215 Letter to Ferodo Ltd discussing issues and requirements for brake servo lining materials.
View original record X719. Experimental Dept. Hs/Gry.S/KT. Sept 28th 1933. Messrs Ferodo Ltd, Chapel-en-le-Frith. For the attention of Mr. Field. Dear Sirs, We thank you for your letter of the 27th inst. You will realise…

scan0216 Letter from Ferodo discussing the failure of 'Cotton A' servo motor linings and proposing 'Ferodo S. 3914' as a replacement.
View original record X 719 All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK BRAKE &…

scan0217 Letter from Ferodo Limited concerning the supply and specifications of brake/clutch linings and discs.
View original record From FERODO LIMITED. Sheet No. 2 Messrs. Rolls-Royce Ltd., Experimental Department, Derby. similar to "Cotton A" but made in an entirely different way, i.e. with selvedged edges. Perhaps, in the…

scan0218 Order of 24 servo discs in S.3914 material from Messrs Ferodo for testing purposes.
View original record 1719 To ROY. from Hs/Gry: Hs/Gry.6/KT.13.10.33. Will you please order from Messrs Ferodo, Chapel-en-le-Frith, 24 servo discs in S.3914 material. When ordering please quote the reference of our letter…

scan0219 Letter to Ferodo Ltd. regarding the trial of S.3914 clutch discs, requesting further samples and discussing oil absorption issues.
View original record K719 Experimental Dept. Hs/Gry.5/KT. Oct 13th 1933. Messrs Ferodo Ltd., Sovereign Works, Chapel-en-le-Frith. For the attention of Mr.Field. Dear Sirs, We thank you for your letter of the 3rd inst. We…

scan0220 Page 2 of a letter to Ferodo Ltd. seeking suggestions for a material to overcome slipping issues.
View original record Ferodo Ltd. -2- has, however, given trouble with slipping on several occasions. We should be glad of any suggestions to overcome this trouble. Would a material of the cotton type stand up and be less…

scan0221 Letter to a supplier regarding issues with steel brake shoes and linings during testing.
View original record x719 Experimental Dept. Hs/Gry.l/KT. November 15th 1933. Messrs Ferodo Ltd., Chapel-en-le-Frith. For the attention of Mr.Field. Dear Sirs, We have been testing steel brake shoes instead of our usual…

scan0222 Letter from Ferodo Limited discussing the thermal expansion and heat transference properties of different brake lining materials.
View original record All Communications to be addressed to the Company. FERODO LIMITED FERODO REGD. TRADE MARK BRAKE & CLUTCH LININGS CHAPEL-EN-LE-FRITH, VIA STOCKPORT, ENGLAND. TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES)…

scan0223 Letter from Ferodo Limited concerning brake lining rivets and materials, sheet 2.
View original record From FERODO LIMITED. Sheet No. 2 Messrs. Rolls Royce Ltd., Derby. impair their strength during a long sustained application. Speaking generally, after a certain amount of lining has been worn away the…

scan0224 Graph comparing the temperatures of a brake drum and brake lining over time during continuous running.
View original record FERODO LTD CHAPEL-EN-LE-FRITH. COMPARISON BETWEEN TEMPERATURES OF DRUM AND BRAKE LINING. DEGS. F MINS. CONTINUOUS RUNNING. BRAKE DRUM TEMPERATURE CURVE 2. CURVE 1. LINING. FERODO M.Z. 1/4" THICK.…

scan0225 Confirming that servo friction discs are cleared for production after an investigation into printing effects.
View original record Mr. Goodall. Roy/Mr. Topliss. Hs/Rm. Mx. m19 BY.1/G.22.11.33. RE: SERVO FRICTION DISCS - G. 55679. With reference to the above pieces which I held up in August owing to the fact that they were printed…

scan0226 Failures of Ferodo RAD.13 clutch lining material on Bentley cars and recommending a switch back to the standard 25 HP material.
View original record x719 To Wor. From Hs. C. Sg. E. C. Hy. Ds. C. Sft. Ex. Hs.7/KT.18.12.33. x.L13 BENTLEY CLUTCH LINING MATERIAL. All Expl. Bentley cars including those which have run in France have been fitted with…

scan0227 Letter to Ferodo Ltd. regarding the examination of four failed Bentley clutch linings.
View original record 8719 Experimental Dept. Hs/Gry.11/KT. December 13th 1933. Messrs Ferodo Ltd., Chapel-en-le-Frith. For the attention of Mr.Field. Dear Sirs, We are sending you as promised four Bentley clutch linings…

scan0228 Letter from Ferodo Limited enclosing two blueprints for a brake torque arm assembly and ram and barrel particulars.
View original record x719. All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 Lines) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK BRAKE &…

scan0229 Inquiring about inefficient brakes on 20/25 chassis cars after washing.
View original record 1719 To JIE. from Hs/Gry. Hs/Gry.10/RT.14.12.33. INEFFICIENT BRAKES AFTER WASHING CARS. Since the beginning of B.2. series of 20/25 chassis, we have been fitting MR. material for the brake linings -…

scan0230 Letter to Ferodo Ltd. regarding complaints of inefficient brakes on Bentley cars fitted with MR material.
View original record K719. Experimental Dept. Hs/Gry.9/KT. December 14th 1933. Messrs Ferodo Ltd., Chapel-en-le-Frith. For the attention of Mr.Field. Dear Sirs, We thank you very much for sending the drawings of the…

scan0231 Instructing not to order any more M.R. brake material for the 20/25 C.2. series cars.
View original record X719. To By. from Hs/Gry. Hs/Gry.S/KT.14.12.33. 20/25 BRAKE MATERIAL. This is to ask you not to order any more M.R. material after the first 100 cars in C.2. series. Hs/Gry.

scan0232 Sample of Chekko-E non-metallic brake lining from Cresswell's Asbestos Company.
View original record To Hs. from ROY. X3409 ROY11/MG15.12.33 Attached is sample of yet another Brake Lining, i.e. Chekko-E non-metallic, which has been recently placed on the market by Cresswell's Asbestos Company. I have…

scan0233 Ineffective brakes on 20/25 HP cars after washing.
View original record x719 S/W. Hs/Gry. GRY LE9/C/18.12.33. Re 20/25 HP. Ineffective Brakes after Washing Cars. With reference to your Hs/Gry10/KT14.12.33., we have not had any B.2. series finished cars on test yet. As…

scan0234 Letter from Ferodo Limited discussing the performance of their brake linings regarding water effects and squealing.
View original record X719 All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGd. TRADE MARK BRAKE & CLUTCH…

scan0235 Letter from Ferodo Limited detailing the properties and advantages of their bonded asbestos brake linings.
View original record From FERODO LIMITED. Sheet No. 2 Messrs. Rolls-Royce Ltd., Derby. any disadvantage worth speaking of would obtain if you revert to Ferodo Bonded Asbestos - at the most there would be a small reduction…

scan0236 Letter from Ferodo Limited enclosing Diagram No. 453 for the attention of Mr. Grylls.
View original record All Communications to be addressed to the Company. x719. FERODO LIMITED FERODO BRAKE & CLUTCH LININGS CHAPEL-EN-LE-FRITH, VIA STOCKPORT, ENGLAND. TELEPHONE: 18 CHAPEL-EN-LE-FRITH (4 Lines) TELEGRAMS:…

scan0237 Graph comparing the temperatures of a brake drum and brake lining during continuous running.
View original record FERODO LTD CHAPEL-EN-LE-FRITH COMPARISON BETWEEN TEMPERATURES OF DRUM AND BRAKE LINING. DEGS. F BRAKE DRUM TEMPERATURE CURVE 2. CURVE 1. MINS. CONTINUOUS RUNNING LINING. FERODO MZ. 1/4" THICK. CURVE…

scan0238 Adoption of bifurcated rivetting for brake straps and clutch plates, and the necessary modifications.
View original record GRV see me HS To Sft. from E/Lid. X719 E/Lid.1/HP.21.12.33. c. Wks Mgr. Hs. Hy. Ba. IDY. Re Bifurcated Rivetting for Brake Straps and Clutch Plates With reference to Sft.&BH.15.12.33, dealing with the…

scan0239 Modifications to brake straps, linings, and clutches for Phantom II and 20/25 models.
View original record - 2 - Phantom II Brake Straps. -------------------- (1) Front Brake Straps - G.80662/3 - The modification to the boss shown on this drawing is agreed to and the strap thus becomes suitable for…

scan0240 Testing and modifications for bifurcated rivets, brakes, and clutch components.
View original record - 3 - by any possible difference in the coefficient of friction between the driven plate and the lining and the driving plates and the lining. --------- [Handwritten] Suggest we should examine these…

scan0241 Letter to Ferodo Limited regarding excessive wear of clutch liners on the Bentley chassis and a request for new lining suggestions.
View original record X 719 Exptl. Dept. Hs/Cry.4/KW. 2nd January, 1934. Messrs. Ferodo Limited, Chapel-en-le-Frith. Dear Sirs, For attention Mr. Field. We are continuing our experiments on clutch liners because we find…

scan0242 Standardisation of parts for bifurcated rivetting of brake linings.
View original record RR 755A (SH) (S2674, 16-10-33) BM. 3/262/6. X719. Completed 15.1.34. 20/25 STANDARDISATION of PARTS. Date 1.1.34. Description of Parts. Bifurcated rivetting of brake linings. X No. 719. Drawing No.…

scan0243 Telegram to Ferodo Ltd. requesting a dozen RAD-5 friction discs.
View original record Ferodo Ltd., Chapel-en-le-Frith. + 719 20.1.34. FRICTION, PHONE, CHAPEL-EN-LE-FRITH. PLEASE SEND FURTHER DOZEN RAD-5 DISCS SAME SIZE. ROYCAR.

scan0244 Instructing the change of lining materials for servos, clutches, and brakes on Phantom and 20/25 HP cars.
View original record To RHC. from Hs/Gry. X3409 Hs/Gry.11/KW.23.1.34. This is to ask you to re-line all Servos in future, even the fully floating type, with RAD.13 liners. We have got to give up using linings in S.3914,…

scan0245 Letter from Ferodo Limited discussing test results for brake servo motor linings.
View original record X719 All Communications to be addressed to the Company. FERODO LIMITED FERODO REGD. TRADE MARK BRAKE & CLUTCH LININGS TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE,…

scan0246 Performance data sheet for various friction materials from Ferodo Limited.
View original record From FERODO LIMITED. Chapel-en-le-Frith. Sheet No. 1 Pressure on discs lbs Torque lbs-ins Coefficient of friction FERODO B.Z. normal coefficient of friction 0.4 - 0.36 250 570 775 1130 270 630 900…

scan0247 Request for an opinion on 'E' quality Chekko brake liners being tested.
View original record X3409 To "HS" WORKS LEVALLOIS Hm/VA2/GM.29.I.34 re: Chekko Brake liners Mr. Parsons has informed us that you are trying out several sets of "E" quality Chekko brake liners. It will be of interest to…

scan0248 Inquiry about using AMR2 brake lining on the B2 series and its potential to cause similar issues found on Bentley brakes.
View original record GRY X3409 S/W. Hs. c. to Sg. Wor. c. " C. E. c. " BY. Bn. re- 20/25 h.p. Cx7/KW30.1.34. Dictated 29.1.34. I notice that on the B2 series now being delivered you are using AMR2 brake lining. Would you…

scan0249 Letter to Ferodo Limited discussing servo motor performance and friction values.
View original record X 719 Exptl. Dept. HS/Gry.4/KW. 30th January, 1934. Messrs. Ferodo Limited, Chapel-en-le-Frith. For attention Mr. Field. Dear Sirs, We thank you for your letter of the 26th, ref. FJF/WAC. We agree…

scan0250 Requesting a reply regarding the brake lining on the 20/25 HP model.
View original record X3409 S/W. Hs. re- 20/25 h.p. CX25/KW 5.2.34. We are very anxious to know about the brake lining on the 20/25 R-R, and should be glad therefore, to have a reply to Cx7/KW30.1.34 on this important…

scan0251 Letter to Ferodo Limited regarding tests on the heat treatment and wear of clutch fabrics.
View original record X719 Exptl. Dept. Hs/Gry.5/KW. 13th February, 1934. Messrs. Ferodo Limited, Chapel-en-le-Frith. For attention of Mr. Field. Dear Sirs, Heat Treatment of Clutch Fabrics. We have now carried out a…

scan0252 Letter discussing clutch troubles, specifically slipping, smoke, judder and rapid wear of linings.
View original record -2- Hs/Gry.5/KW.13.2.34. Our clutch troubles at the moment are two; namely, complaints of slipping which we cure by causing the clutch to smoke. This sometimes causes clutch judder. Secondly on the…

scan0253 Clutch lining tests for a Bentley, detailing the method and results.
View original record 13.2.34. CLUTCH LINING TESTS - BENTLEY. Method of Test. All linings initially subjected to 260 slips from 3000-2000 r.p.m. full throttle in batches of 20, and then slipped from 3000 to 500 r.p.m. in…

scan0254 Test results table for various linings, detailing wear and performance under different temperature and slip conditions.
View original record -2- Lining. | Wear due to 260 3000-2000 slips. | Additional slips 3000-500 to produce total wear of 0.100". | Remarks. --- RAD.11 2 hrs. at 700°F. | 0.006 | - | Behaved perfectly throughout 3000-2000…

scan0255 Letter from Ferodo Limited about discrepancies in servo motor friction material test values, including a data table.
View original record Handwritten notes: GL609. 4 Per II Ex 10914 Nsh [illegible] x719 3869. FERODO LIMITED All Communications to be addressed to the Company. TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION,…

scan0256 Letter from Ferodo Limited acknowledging a query about the heat treatment of clutch fabrics.
View original record All Communications to be addressed to the Company. X719. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 Lines) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK BRAKE &…

scan0257 Letter from Ferodo Limited regarding the heat treatment and trial of clutch discs.
View original record All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO RECD. TRADE MARK BRAKE & CLUTCH…

scan0258 Letter from Ferodo Limited confirming the despatch of two sets of Ferobestos front liners for a Bentley model.
View original record All Communications to be addressed to the Company. X719 FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 Lines) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK BRAKE & CLUTCH…

scan0259 Untraceable shipment of Ferodo Discs against a purchase order.
View original record [Handwritten]: x719 KT see Mr Hs Hs/CEP. ~~or to G/Mt.~~ G/Gn/EM.28/DN.27.2.34. We have an invoice from Ferodo Ltd. rendered in respect of:- 4 - G.81042 Ferodo Discs which were despatched to us per…

scan0260 Confirming receipt of four G. 81042 Ferodo Discs and requesting them to be booked in.
View original record To G/Mt. c.c. to G/Gn. X719 Hs/KT.11/KW.1.3.34. Referring to G/Gn/EM.28/DN.27.2.34. We have received the 4, G. 81042 Ferodo Discs in question, and will you therefore please book in same. Hs/KT.

scan0261 Invoice from Ferodo Ltd. for liners sent without an official order.
View original record X719. Roy. G/Gn/CA14/FW2. 3. 34. We have received an invoice from Ferodo Ltd., dated 24th ult., on which we are charged 1/6d each for 8 - G.100294 and 8 1/2d each for 8 - G.100298 Ferodo Ferobestos…

scan0262 Request for a covering order to Ferodo Ltd. for Ferobestos Liners to be used for testing on a Bentley.
View original record x719 Roy/F. Hs/KT.17/KW. 8.3.34. With reference to the attached G/Gn/CA.14/FW. 2.3.34. will you please send a covering order to Ferodo Ltd. for 8. G.100294, and 8. G.100298 Ferobestos Liners, which we…

scan0263 Notice regarding the new designation for chemically treated clutch linings.
View original record RHC. X719 Hs/Gry.12/KW.20.3.34. Clutch Linings. Will you please note that the chemically treated linings in RAD.11 material have been designated by Ferodos S.4628, and the linings in the Stores to…

scan0264 Test results for a chemically treated Bentley clutch lining, RAD.11, by Ferodos.
View original record x719 27.2.34. CLUTCH LINING TESTS CONT'D. Test of Bentley clutch lining RAD.11 chemically treated by Ferodos. RESULT. 260 slips 3000-2000 r.p.m. wear = 0.005. 355 " 3000-500 r.p.m. " = 0.100. The…

scan0265 Order for four sets of Bentley brake linings from Ferodos.
View original record To RHC. +719 Hs/Gry.23/KW.20.4.34. Will you please order from Ferodos a further 4 sets of Bentley brake linings in FB-4-A material. The front brakes of 4-B-IV which are fitted with this material are…

scan0266 Unsatisfactory quality of rivetting on brake straps for experimental chassis.
View original record X719 Bp. Hs, Sft.1/MJ.21.4.34. Re: 20/25 & 40/50 HP. Chassis - Brake Linings. By/Cgh12/N.20.4.34. Reference to your note, we appreciate that for several reasons the Brake Straps rivetted by the…

scan0267 Request to the Order Office to place an order with Ferodo for 20/25 Clutch Linings.
View original record X 719 To Order Office. Hs/Gry.12/KW.26.4.34. Will you please send to Ferodo an order for 20/25 Clutch Linings to G.56662. 6 off in RAD.11 material 6 off in V.M.20 " We fetched these ourselves from…

scan0268 Requesting to book in 12 clutch linings collected from Ferodo Ltd.
View original record x719 To G/Mt. Hs/KT.7/KW.17.5.34: We attach herewith copy of memo: Hs/Gry.12/KW.26.4.34, from which it will be seen that we ordered from Messrs. Ferodo Ltd., and fetched ourselves, 12 clutch linings.…

scan0269 Confirming a telephone order to Ferodo for clutch and Bentley brake linings.
View original record To Order Office. X 719 Hs/Gry.16/KW.8.6.34. On the telephone to-day we asked Messrs. Ferodo to send us the following :- 12. Clutch Linings to G.56662 in RAD.11. 12. " " in VM.20 6. Complete sets of…

scan0270 Letter from Ferodo Limited regarding brake lining tests, coefficients of friction, and an order for brake and clutch discs.
View original record All Communications to be addressed to the Company. V719 FERODO LIMITED BRAKE & CLUTCH LININGS TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. CODES: WESTERN…

scan0271 Letter from Ferodo Limited regarding the submission of samples for trial.
View original record From FERODO LIMITED. Sheet No. 2 Messrs. Rolls-Royce Ltd., DERBY. This fact creates some difficulty in making any definite recommendation, so that for the present the only thing we feel we can do is…

scan0272 Chart showing the performance characteristics of various materials tested on a Nitralloy drum.
View original record CHARACTERISTICS OF VARIOUS MATERIALS ON N° 8 DRUM (NITRALLOY) Top Graph: - Y-Axis Label: μ - Y-Axis Values: .325, .350, .375, .400, .425, .450, .475, .500, .525, .550, .575, .600, .625, .650 - X-Axis…

scan0273 Letter from Small & Parkes Ltd. discussing the merits of using cork inserts in clutch discs.
View original record ESTABLISHED 1881. CONTRACTORS TO H.M. GOVERNMENT INDIA OFFICE &C. X3409? TRADE MARK Don FRICTION FABRICS TELEGRAMS: "PACKLESS" MANCHESTER. "KARROKO" CENT. LONDON. Codes {A.B.C. 5TH & 6TH Editions.…

scan0274 Page two of a letter from Small & Parkes Ltd. regarding the wear life of corks and fabric in discs.
View original record SMALL & PARKES Ltd. (Cont'd.) - 2 - Messrs. Rolls-Royce Ltd. 11th June, 1934. 4. The corks wear down exactly at the same rate as the fabric and therefore have the same life. We trust our remarks will…

scan0275 Requesting an order of Bentley foot brake linings from Ferodos for direct delivery to Cricklewood.
View original record x719 To Roy. T Hs/Gry.4/KW.16.6.34. Will you please order from Ferodos, and ask them to send direct to Cricklewood, 6 complete sets of Bentley foot brake linings in FB-4-A material! This comprises :-…

scan0276 Letter from Ferodo Limited confirming a meeting to present further brake lining samples and a performance meter.
View original record All Communications to be addressed to the Company FERODO LIMITED FERODO REGD. TRADE MARK BRAKE & CLUTCH LININGS CHAPEL-EN-LE-FRITH, STOCKPORT, ENGLAND. TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES)…

scan0277 Letter from Ferodo Limited concerning the dispatch of brake and servo motor discs and linings.
View original record All Communications to be addressed to the Company. x719 FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 Lines) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO BRAKE & CLUTCH LININGS REGD.…

scan0278 Letter to Ferodo Limited requesting to amend Order No. 65884 to increase the quantity of brake lining sets from 6 to 12.
View original record 1719 Exptl. Dept. Hs/Rm.6/KW. 22nd June, 1934. Messrs. Ferodo Limited, CHAPEL-EN-LE-FRITH. For attention of Mr. Field. Dear Sirs, In view of the fact that it is taking some little time to get the…

scan0279 Delay in the despatch of new brake linings from Messrs. Ferodo.
View original record W/S - C. x719 Hs/Rm.4/KW.22.6.34. PER BAG. New Brake Linings. We left Messrs. Ferodo to send the FB-4-A Linings direct to Cricklewood and we understood that they had been despatched. We hear to-day,…

scan0280 Request to increase an order for Bentley brake linings from 6 to 12 sets.
View original record Roy. X719 Hs/Rm.5/KW.22.6.34. Bentley Brake Linings. Will you please increase the number of brake linings on Order No. 65884 to 12 sets instead of 6 sets. Hs/Rm.

scan0281 Letter to Ferodo Ltd. requesting a change in the delivery address for two batches of brake linings.
View original record 7719 Exptl. Dept. Hs/Rm.4/KW. 25th June, 1934. Messrs. Ferodo Ltd., Chapel-en-le-Frith. For the attention of Mr. Field. Dear Sirs, With reference to the sets of Brake Linings which you are preparing…

scan0282 Letter from Ferodo Limited confirming an increase in the quantity of brake linings for order number 65834.
View original record x719 All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK. BRAKE &…

scan0283 Letter from Ferodo Limited acknowledging receipt of instructions for an order of FB/4A lining.
View original record All Communications to be addressed to the Company FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK. BRAKE & CLUTCH…

scan0284 Letter to Ferodo Limited providing feedback on a loaned brake indicator and associated braking test results.
View original record X 714 Exptl. Dept. Hs/Gry.10/KW. 27th June, 1934. Messrs. Ferodo Limited, CHAPEL-EN-LE-FRITH. Dear Mr. Field, Very many thanks for the loan of the brake indicator, which Mr. Hancock is returning to…

scan0285 Letter from Ferodo Limited confirming the dispatch of experimental B.Z. liners.
View original record All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 Lines) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK BRAKE & CLUTCH…

scan0286 Letter to Ferodo Limited regarding test results on servo linings and requesting alternatives.
View original record x719 Exptl. Dept. Hs/Rm.6/KW. 12th July, 1934. Messrs. Ferodo Limited, Chapel-en-le-Frith. Attention of Mr. Field. Dear Sirs, We have been continuing our tests on Servo linings and find that RAD.13…

scan0287 Letter to British Belting & Asbestos Ltd. regarding tests on servo linings and requesting new samples.
View original record X3409 Exptl. Dept. HS/Gry.8/KW. 12th July, 1934. Messrs. British Belting & Asbestos Ltd., 59, Southwark Street, LONDON, S.E.1. For attention of Mr. Dalmaine. Dear Sirs, We have recently been carrying…

scan0288 Letter from British Belting & Asbestos Ltd regarding servo linings for Piece No. G.56065.
View original record 24 HOUR TELEPHONE SERVICE If number engaged, no reply or after office hours, please telephone your message for us to SLOane 4554 (Private Exchange day and night service). GRX EDD. X3409 ON 15th JULY…

scan0289 Letter from Ferodo Limited regarding a delay in supplying Servo motor discs and the heat treatment of RAD.13 discs.
View original record All Communications to be addressed to the Company FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK. BRAKE & CLUTCH…

scan0290 Letter from Ferodo Limited regarding the trial of eight servo motor moulded discs, noting potential structural weakness and the main interest in temperature effects on friction.
View original record All Communications to be addressed to the Company. FERODO LIMITED FERODO (REGD. TRADE MARK) BRAKE & CLUTCH LININGS CHAPEL-EN-LE-FRITH, VIA STOCKPORT, ENGLAND. TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4…

scan0291 Letter to Ferodo Limited detailing the poor performance, excessive wear, and squealing of trial servo motor linings.
View original record X719 Exptl. Dept. Hs/FJH.20/KW. 30th July, 1934. Your Ref: FJF/MD. Messrs. Ferodo Limited, Chapel-en-le-Frith. For the attention of F.J.Field Esq. Dear Sirs, We thank you for your letter of the 23rd…

scan0292 Letter detailing issues with abnormal wear, dust, and squealing in servo motor linings.
View original record -2- Hs/FJH2O/KW.30.7.34. The abnormal wear and the tendency of dust to adhere to the metal surface is however a real trouble. We have found that the life of RAD.13 material heat treated at 700°F. is…

scan0293 Letter from Ferodo Limited regarding unsatisfactory special linings, reference S.4419, for a servo motor.
View original record All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 Lines) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO BRAKE & CLUTCH LININGS REGD. TRADE…

scan0294 Concerning an invoice from Ferodo Ltd. for Ferobestos Flat Liners.
View original record HS. Copy to Roy. [Struck through] x719 G/Cam/CA5/NR.4.8.34 We have received an invoice from Ferodo Ltd. dated 21st. ulto., on which we are charged 3/2 each for 2 Ferobestos Flat Liners 12" x 3"x ¼"…

scan0295 Letter to a supplier requesting a further supply of 'Mintex Lamina' servo linings for experimental purposes.
View original record Y 3609 Hs/Hdy.19/MJ. 8th. August, 1934. Messrs. British Belting & Asbestos Ltd., 59, Southwark St., LONDON.S.E.1. For the attention of Mr. Dalmaine. Dear Sirs, Will you please send us for experimental…

scan0296 Letter confirming a supply of 'Mintex' 'Lamina' servo linings for experimental purposes.
View original record 24 HOUR TELEPHONE SERVICE If number engaged, no reply or after office hours, please telephone your message for us to SLOane 4554 (Private Exchange; day and night service). TELEGRAMS: INDUSTRIAL DEPT.…

scan0297 Letter from British Belting & Asbestos Ltd. confirming the dispatch of 'Mintex' servo linings with part numbers and dimensions.
View original record 24 HOUR TELEPHONE SERVICE If number engaged, no reply or after office hours please telephone your message for us to SLOane 8054 (Private Exchange; day and night service) X3409 TELEPHONE: HOP 6071 (4…

scan0298 Order for servo linings made of 'Mintex Lamina' material and a request to place a covering order with British Belting & Asbestos Ltd.
View original record X3409 Roy/MS. Hs/Gry.4/KW.27.8.34. With reference to the attached Advice Note, the servo linings in question were ordered as per our letter of the 8th August, reference Hs/Hdy.19/MJ. Details of the…

scan0299 Letter from Ferodo regarding the dispatch and specifications of Ferodo S.4947 brake servo linings.
View original record All Communications to be addressed to the Company x719 FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO BRAKE & CLUTCH LININGS REGD.…

scan0300 Covering order to pay an invoice from Ferodo Ltd. for flat liners.
View original record Hs. Copy to Roy. [Signature] G/Cam/CA.25/DW.6.9.34. On the 4th ulto. as per memo G/Cam/CA.5/NR we informed you of the receipt of an invoice from Ferodo Ltd. dated 21st July on which we are charged…

scan0301 Requesting an order to be passed to Messrs. Ferodo Ltd. for two Ferobestos Flat Liners.
View original record To Roy. x719 Hs/Rm.6/KW. 8.9.34. G/Cam/CA.25/DW.6.9.34. Will you please pass an order to Messrs. Ferodo Ltd. for 2 Ferodo Ferobestos Flat Liners, 12" x 3" x 1/4". These have been received. Hs/Rm.

scan0302 Confirming a telephone order for one dozen discs from Ferodos and requesting a covering order.
View original record To Order Office. c. to RHC. x719 Hs/Gry.8/KW13.9.34. We have ordered by telephone from Ferodos one dozen discs in RAD.11 material, 9.875 outside dia., 6.125 inside dia. by .125 thick. Will you please…

scan0303 Brief typed memo concerning the status of an order for 12 discs.
View original record To Roy/Ms. x719 Hs/Gry.4/KW. 21.9.34. Referring to G/Cam/CA.6/DN.19.9.34, these 2 discs are part of the 12 we asked you to order in Hs/Gry.8/KW.13.9.34, and the other 10 have since arrived. Hs/Gry.

scan0304 Experiments on cast-iron servo linings, proposing the addition of grooves.
View original record To RHC. x3609 NOT SENT OUT 71.H. Hs/FJH.19/KW. 28.9.34. Servo Lining Experiments. We have tried some cast-iron servo linings on our test rig and find that in their present form they "pick-up" and…

scan0305 Letter from British Belting & Asbestos Ltd confirming the handing over of friction materials (brake shoes, clutch discs) for testing.
View original record x3409 TELEGRAMS: INDUSTRIAL DEPT. SCANDINAVIA BOROH LONDON ASBESTOS DEPT. AMIANTE BOROH LONDON EXPORT DEPT. SCANDILEX LONDON 0192 TELEPHONE: HOP 6681 (4 LINES) CODES: PRIVATE, EVERYBODY'S POCKET CODE,…

scan0306 Inertia machine test chart for a rubber moulded disc brake lining, showing coefficient of friction and temperature against number of stops.
View original record BRITISH BELTING & ASBESTOS LTD., SCANDINAVIA MILLS, CLECKHEATON, YORKS., ENGLAND. INERTIA MACHINE TEST. TEMP. DEGREES. F. C. Handwritten: Bentley Servo Motor COEFFICIENT OF FRICTION COEFF. OF FRICTION…

scan0307 Letter from Ferodo Limited concerning the supply of servo motor clutch discs for trial.
View original record x719 All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK. BRAKE &…

scan0308 Letter from Ferodo Limited regarding the supply of three experimental sets of brake servo clutch linings.
View original record x719 All Communications to be addressed to the Company FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK BRAKE & CLUTCH…

scan0309 Letter from Ferodo Limited regarding amended brake liners for Bentley trials.
View original record x719 All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK BRAKE & CLUTCH…

scan0310 Letter to Ferodo Limited regarding friction strips for leaf springs and testing of new linings.
View original record x719 Exptl. Dept. Hs/Gry.4/KW. 19th October, 1934. Mr. Longley, Messrs. Ferodo Limited, Chapel-en-le-Frith. Dear Mr. Longley, We want to fit some thin friction strips between the leaves of our leaf…

scan0311 Letter from supplier Ferodo Limited regarding an experimental order for spring interleaving material.
View original record 4719 All Communications to be addressed to the Company. FERODO LIMITED FERODO REGD. TRADE MARK BRAKE & CLUTCH LININGS CHAPEL-EN-LE-FRITH, VIA STOCKPORT, ENGLAND. TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4…

scan0312 Letter from British Belting & Asbestos Ltd. regarding experiments on servo-motor discs and arranging a meeting.
View original record x3409 TELEGRAMS: INDUSTRIAL DEPT. SCANDINAVIA BOROH LONDON AUTO DEPT. AMIANTE BOROH LONDON ASBESTOS DEPT. SCANDILEX LONDON EXPORT DEPT. SCANDILEX LONDON TELEPHONE: HOP 6071 (4 LINES) CODES: PRIVATE,…

scan0313 The mechanical efficiency of a Bentley 25 HP servo motor and its linings.
View original record EXPERIMENTAL DEPARTMENT REPORT 4719 RR 2X (20H) (60708 6-3-34). G.C.B. REFERENCE :- Hs/PJH. 7/KW.26.10.34. Subject of Report :- Mechanical Efficiency of Bentley and 25 HP. Servo Motor and efficiency…

scan0314 Servo efficiency tests, analyzing the effect of temperature on the coefficient of friction in brake linings.
View original record HR/PJH. 7/KW. 26.10.34. Servo Efficiency Tests. We are carrying out a large number of experiments on the Bentley and 20/25 HP. servo to determine the mechanical efficiency and the effect of…

scan0315 Brake lining performance, servo characteristics, and mechanical efficiency tests.
View original record -2- Hs/FJH.7/KW.26.10.34. This shows the advantage of having the linings fully floating. However, we suspect that fully floating servos are more inclined to squeak than the old type in which the…

scan0316 Test results table for various servo linings, comparing performance metrics and remarks.
View original record -3- Hs/PJH.7/KM.26.10.34. SERVO LINING TESTS. Type of Servo Lining. | Average μ when cold | Decrease in μ when hot per cent | Remarks. Ferodo RAD.13 | 0.44 | 47 | Present standard. Long life. Silent.…

scan0317 Comparative table of different servo lining materials and their performance characteristics.
View original record -4- Hs/PJH.7/KW.26.10.34. | Type of Servo Lining. | Average /u when cold | Decrease in /u when hot per cent | Remarks. | |---|---|---|---| | Cast Iron | - | - | "Picks up" immediately. | | Mintex…

scan0318 Letter to Messrs. Ferodo Limited regarding the unsatisfactory characteristics of supplied linings.
View original record 2519 Exptl. Dept. Hs/Gry.8/KW. 27th October, 1934. Mr. Longley, Messrs. Ferodo Limited, Chapel-en-le-Frith. Dear Mr. Longley, I wonder whether you could pay us a call about Thursday of next week, when…

scan0319 Letter from Ferodo Limited's Chief Chemist regarding a meeting and the performance of VM.30 discs.
View original record +719 All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 Lines) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK BRAKE & CLUTCH…

scan0320 Letter from Ferodo discussing the micro-structure of brake drum materials and production delays.
View original record All Communications to be addressed to the Company. FERODO LIMITED FERODO REGD. TRADE MARK BRAKE & CLUTCH LININGS CHAPEL-EN-LE-FRITH, VIA STOCKPORT, ENGLAND. TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES)…

scan0321 Cover letter to Ferodo Limited regarding a chemist's remarks and a requested micro-section.
View original record Exptl. Dept. Hs/Rm.12/KW. 6th November, 1934. Messrs. Ferodo Limited, Chapel-en-le-Frith. For the attention of Mr. Longley. Dear Sirs, Many thanks for your note of the 2nd inst. Here are some remarks…

scan0322 Micro-examination report on a worn Lake and Elliot brake drum after 10,000 miles.
View original record Micro-Examination Report. M994. To Hs/Gry. HL1/AG.6.11.34. Laboratory. Re: Lake and Elliot Brake Drum. Worn after 10,000 miles. (See our Report L3115 - 19.10.34) As explained to you this morning, we…

scan0323 Letter from Ferodo Limited regarding the dispatch of four VM.30 discs for testing and evaluation.
View original record x719 All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. [LOGO: FERODO REGD. TRADE MARK BRAKE &…

scan0324 Letter from Ferodo Limited discussing a faulty brake drum and recommending new material composition.
View original record All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK BRAKE & CLUTCH…

scan0325 Letter from Ferodo Limited concerning the metallurgical analysis and comparison of Millenite brake drums.
View original record From FERODO LIMITED. Sheet No. 2. W. A. Robotham Esq., Messrs Rolls-Royce Ltd. 8th November 1934. cast iron to the theory, and almost simultaneously commenced a series of tests on a Millenite drum…

scan0326 Letter from Ferodo Limited concerning a laboratory report on a faulty drum and returning photomicrographs.
View original record From FERODO LIMITED. Sheet No. 3. W. A. Robotham Esq., Messrs. Rolls-Royce Ltd. 8th November 1934. This is rather a rambling letter, but I hope you will have been able to follow it. I return herewith…

scan0327 Ideal chemical composition and manufacturing method for brake drum material.
View original record 8th November 1934. BRAKE DRUM MATERIAL. Recent research carried out on brake drum material has resulted in the following:- An ideal composition is as follows:- Analysis: Total carbon 2.95% Combined…

scan0328 Letter to Ferodo Ltd. concerning the development, materials, and testing of brake drums.
View original record Exptl. Dept. Hs/Gry.17/KW. 12th November, 1934. J.N. Longley, Esq., Messrs. Ferodo Ltd., Chapel-en-le-Frith. Dear Mr. Longley, Many thanks for your letter of the 8th concerning brake drums in general…

scan0329 Letter from British Belting & Asbestos Ltd confirming the despatch of various servo friction discs.
View original record BRITISH BELTING & ASBESTOS LTD MANUFACTURERS 59 SOUTHWARK STREET LONDON S.E.1 24 HOUR TELEPHONE SERVICE If number engaged, no reply or after office hours, please telephone your message for us to St.…

scan0330 Letter from Ferodo Limited discussing photomicrographs, disc slotting, and Servo Disc friction characteristics.
View original record All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 Lines) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK BRAKE & CLUTCH…

scan0331 Sending out new servo linings to be fitted to a car for road testing, specifically to check for brake squeaks.
View original record x3409 To Bn. Hs/Gry.11/KW.23.11.34. Servo Linings. We have recently been supplied by the manufacturers with servo linings that give higher output and more constant output with temperature variations.…

scan0332 Letter from Ferodo Limited regarding photomicrographs of recommended brake drums.
View original record All Communications to be addressed to the Company. FERODO LIMITED BRAKE & CLUTCH LININGS CHAPEL-EN-LE-FRITH, VIA STOCKPORT, ENGLAND. TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 Lines) TELEGRAMS: FRICTION,…

scan0333 Letter to Ferodo Limited regarding the testing of brake drums and linings.
View original record Exptl. Dept. 29th November, 1934. Hs/Gry.15/KW. J.N. Longley, Esq., Messrs. Ferodo Limited, Chapel-en-le-Frith. Dear Mr. Longley, Many thanks for your letter and photomicrographs. We will endeavour to…

scan0334 Letter from Ferodo Limited regarding disappointing test results on polished VM.30 and special MZ linings, with a promise of new samples.
View original record X719 All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. CODES: WESTERN UNION FIVE LETTER…

scan0335 Letter from Brake Linings Limited regarding the submission of sample DURON Die Pressed Brake Linings for test purposes.
View original record Brake Linings Limited LONDON DEPOT BUSH HOUSE ALDWYCH LONDON, W.C.2 DIRECTORS A. BAILEY M. E. BAILEY F. R. KAY DEPT REF AB/PGF DURON REGISTERED BRAKE LININGS BUXTON, DERBYSHIRE. TELEGRAMS BRAKLINING…

scan0336 Letter to Ferodo Limited regarding the trial and supply of servo motor linings for a Bentley.
View original record x719 Exptl. Dept. Hs/FJH.20/KW. 7th December, 1934. Messrs. Ferodo Limited, Chapel-en-le-Frith. Attention - Mr. Longley. Dear Sirs, We have made an experimental alteration to the design of our Bentley…

scan0337 Request for specific linings and discs, with feedback on previously tested linings that were squeaking.
View original record -2- Hs/FJH.20/KW.7.12.34. Will you please send us in addition to the VM.30 linings, 6 linings in S.4947 to the same drawing, i.e. EX.16740. We will send you an official order for the above linings…

scan0338 Letter detailing the test results of various servo friction disc linings from British Belting & Asbestos Ltd.
View original record X3409 Exptl. Dept. Hs/FJH.4/KW. 10th December, 1934. Messrs. British Belting & Asbestos Ltd., 59, Southwark Street, London, S.E.1. Attention - Mr. Dalmaine. Dear Sirs, We have now thoroughly tested…

scan0339 Letter detailing test results of various brake linings and discussing solutions for squeaking issues.
View original record -2- Hs/FJH.4/KW.10.12.34. Halo 1119 (Ground). Very constant coefficient of friction. "Running in" required not unduly long. Unsuitable because of very violent squeaking. Mintex N.M.S. (Ground).…

scan0340 Request to pass a covering order for Bentley Servo Motor Linings ordered from Ferodo Ltd.
View original record To Roy. x719 Hs/TJH.3/KW.11.12.34. We have asked Messrs. Ferodo Ltd. to send us the following Bentley Servo Motor Linings :- 6. Linings in VM.30 material to Drwg.No.EX.16740. 6. Linings in VM.30…

scan0341 Letter to Ferodo Limited regarding a successful rubber lining sample.
View original record x719 Exptl. Dept. Hs/Gry.5/KW. 11th December, 1934. J.N. Longley, Esq., Messrs. Ferodo Limited, Chapel-en-le-Frith. Dear Mr. Longley, Herewith one of the rubber linings that was fairly successful on a…

scan0342 Letter from Ferodo Limited concerning the manufacture of experimental splined and plain discs, and suggesting a production modification.
View original record x719 All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO BRAKE & CLUTCH LININGS REGD.…

scan0343 Agreeing to change the clutch lining on Bentley cars to the 20/25 HP type.
View original record Hs. from Wor. c. to Sg. c. to By. c. to Sft. c. to E. c. to Da. c. to Mx. Wor7/R.13.12.33. BENTLEY CLUTCH LINING MATERIAL. Hs.7/KT.12.12.33. I agree, as recommended in the above memo that we change…

scan0344 The testing of Duron brake linings compared to Ferodo linings.
View original record 73409 To By. from Hs/Rm. Hs/Rm.14/KW.13.12.34. Duron Brake Linings. With reference to the attached, some Duron brake linings have already been submitted to us by Mr. E.R. Hall. Our current practice is…

scan0345 Letter discussing test results and potential solutions for issues with Servo Friction Discs, including squeaking problems.
View original record 24 HOUR TELEPHONE SERVICE. If number engaged, no reply or after office hours, please telephone your message for us to SLOane 4554 (Private Exchange; day and night service). TELEGRAMS: INDUSTRIAL DEPT.…

scan0346 Letter from Ferodo Limited regarding discs for a clutch servo motor and the economics of internal versus external splines.
View original record x719 All Communications to be addressed to the Company. FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 Lines) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO REGD. TRADE MARK BRAKE & CLUTCH…

scan0347 Letter from Ferodo Limited regarding a delay in despatching an order for plain and specially cut discs.
View original record X719 All Communications to be addressed to the Company FERODO LIMITED TELEPHONE: 19 CHAPEL-EN-LE-FRITH (4 LINES) TELEGRAMS: FRICTION, PHONE, CHAPEL-EN-LE-FRITH. FERODO BRAKE & CLUTCH LININGS…

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