Rolls-Royce Archives

Rolls-Royce Experimental Archives: Box ExFiles\Box 83\2\        Box Selection

IdentifierEntry
scan0001 Car repairs, personnel movements, and test updates from France.
View original record 2009 (b) ? HOTEL DE FRANCE, CHATEAUROUX, Indre. France. Rm/GWH/IMW/4/JAB. 3rd May 1937. To. Rm. C. Rm/GWH. Re. Rm/Gry.12/AP.1.5.37. Further to my telegram of the 1.5.37, and in reply to the above, I…

scan0002 The transfer of a Tecalemit filter, road wheels, and other parts between two chassis.
View original record 2009 (6) HOTEL DE FRANCE. CHATEAUROUX. Indre. France. Rm/GWH/IMW/5/JAB. 3rd May 1937. To. Rm. c Rm/GWH. 6.B.IV. & 3.B.IV. We have removed from 6.B.IV. the special Tecalemit filter with thermometer…

scan0003 Conclusion of a vehicle trial following a serious accident.
View original record 200a S/W To Rm. from Sg. Copy to Hs [Struck through] 6-B-IV. Sg8/E3.5.37 I am sorry to see from Rm/Gry.10/AP.1.5.37 that there has been a serious accident with the above car but glad to know that no…

scan0004 Testing and standardising a pressed blade type of fan for Wraith, Bentley, and 25/30 HP cars.
View original record 2009(6) To Rm/GWH/IMW. c. to Rm/GWH. Rm/Std.15/JH.4.5.37. We have carried out tests on a pressed blade type of fan as per the one which you have fitted to 3-B-IV and also on a pressed blade…

scan0005 Typed memo regarding the return and unsafe condition of car 6.B.1V.
View original record Gry. 200a(6) 4.5.37 Message received from GWH. by 'phone. 6.B.1V. has now returned and is at Kingsbury. It will leave first thing in the morning and will arrive at Derby by mid-day. Pennel is bringing…

scan0006 Wear on the pins and bushes of the anti-judder device on front brakes.
View original record [Handwritten top left, crossed out] AEM [Handwritten top left] Are 3 B's bronze? [Handwritten top center] 200a [Handwritten middle left] GR7 [Handwritten middle, crossed out] File [Typed top right]…

scan0007 Vehicle's endurance and component test findings after completing its mileage.
View original record Sg. from Rm/Gry. c. Hs. 200a Rm/Gry3/R.6.5.37. 6.B.IV. - Sg8/E.3.5.37. We agree that we shall have to consider the mileage on this car finished. We had hoped to change the engine and run the rear axle…

scan0008 Giving permission to dismantle 6-B-IV and requesting a list of damaged parts.
View original record 2009x To HPS. Rm/FD.17/JH.7.5.37. 6-B-IV. We have been given permission by the Insurance Co. to proceed with the work of dismantling 6-B-IV. Will you please have a list of the damaged parts prepared…

scan0009 Request to rebuild a chassis after an accident, listing the required production and experimental parts.
View original record HPS. from Rm/Gry. Copy Rm/Gry.15/AP.11.5.37 200a 6.B.IV. Will you please rebuild this chassis after its accident. The following Production parts are required from the Works. Frame, cross members and…

scan0010 List of engineering instructions and specifications for vehicle components, page 2.
View original record -2- (9) Thermostat outlet to LeC.5055 with thermostat supplied by Rm/Std. (10) Water thermometer to be supplied by Rm/Std. (11) Water hose connections in Leyland P.R. rubber hose (Spec. 1033.K.) and…

scan0011 List of specifications for engine, clutch, and electrical components.
View original record -3- (18) Pinion assembly, pinion and crown wheel, same parts again if possible. (19) Dip stick inspection hole in the floorboards. (20) B.24.Unit. Special TT. type low compression cylinder head…

scan0012 Specifications for the bonnet and petrol pump with handwritten amendments.
View original record -4- Rm/Gry.15/AP.11.5.37 PS. Bonnet Aluminium .064" sheet for top and side plates - Widney bonnet hinge as instructed to Design scheme. Dashboard to suit this bonnet. No open stop buttons to be fitted…

scan0013 Test drive report detailing multiple issues with a Bentley car.
View original record 200a FILE HOTEL DE FRANCE, CHATEAUROUX. Indre. France. Rm/GWH/5/JAB. 29th April 1937. To. Hs. c. Rm. 6. B. IV. I tried this car yesterday. My impression was the worst Bentley I have had the misfortune…

scan0014 Instruction memo for modifications to a Bentley 10,000 Miles Chassis.
View original record To HPS. D 200a Rm/JBD.3/JH.11.5.37. Bentley 10,000 Miles Chassis. Will you please arrange to have made one Bentley lightened petrol tank to LOP.2711. Baffles to be made in 24 S.W.G. with no rivets.…

scan0015 Requesting permission for the delivery of a Bentley body to Messrs. Park Ward & Co.Ltd.
View original record To Hd. . to Mr. Barkworth. 200a Rm/FD.11/JH.11.5.37. Will you please give your permission for a lorry to delivery a Bentley body complete with mudguards etc. to Messrs. Park Ward & Co.Ltd., Willesden,…

scan0016 Parts and modifications required to rebuild a chassis after an accident.
View original record HPS. from Rm/Gry. 300a Rm/Gry.15/AP.11.5.37 6.B.1V. Will you please rebuild this chassis after its accident. The following Production parts are required from the works. Frame, cross members and bijur…

scan0017 List of specifications and instructions for various automotive components, continuing from a previous page.
View original record -2- (9) Thermostat outlet to LeC.5655 with thermostat supplied by Rm/Std. (10) Water thermometer to be supplied by Rm/Std. (11) Water hose connections in Leyland P.R. rubber hose (Spec. 1633.K.) and…

scan0018 Specification sheet detailing mechanical and electrical components for a vehicle.
View original record -3- (18) Pinion assembly, pinion and crown wheel, same parts again if possible. (19) Dip stick inspection hole in the floorboards. (20) B.24. unit Special TT. type low compression cylinder head…

scan0019 Specifications for the bonnet and petrol pump, including materials and assembly instructions.
View original record -4- Rm/Gry.15/AP.11.5.37 PS. Bonnet. Aluminium .064 sheet for top and side plates - Widney bonnet hinge as instructed to Design scheme. Dashboard to suit this bonnet. No open stop buttons to be fitted…

scan0020 Letter to Park Ward & Co. Ltd. requesting an urgent estimate for accident repairs to a Bentley body.
View original record 200a Experimental Dept. Rm/PD.11/JH. 14th May. 1937. Messrs. Park Ward & Co.Ltd., 473, High Road, Willesden, LONDON.N.W.10. Dear Sirs, We are despatching to you by road to-morrow morning early as…

scan0021 Modifications required for a radiator for car O.B.1V.
View original record To HPS. from Rm/Std. 200a. Rm/Std.1/AP.20.5.37 Radiator for O.B.1V. Before the radiator to which Messrs Marstons have fitted dummy shutters is fitted to the car the following should be carried out:-…

scan0022 Requesting a filter with olive joints be fitted to a 10,000 miles chassis.
View original record To HPS. 200a Rm/JBD.9/JH.20..37. 6-B-IV 10,000 miles chassis. Will you please arrange that the above chassis is fitted with a filter having olive joints on the pipe connections to LeC.5416.…

scan0023 Strip report on Engine Unit B.4 and Chassis 6.B.IV after 16,000 miles in France.
View original record GRY 200a Rm/ 3 copies Rm / Swdl 1 copy HPS 1 copy HPS/RH.1/VS.21.5.37. ENGINE UNIT NO. B.4. - CHASSIS 6.B.IV. Strip Report After 16,000 Miles in France. All parts have run 16,000 miles unless…

scan0024 Inspection report detailing the condition of various engine components after a period of use.
View original record - 2 - HPS/RH.1/VS. 1.6.37. Connecting Rods LOP.EB.2704. have been crack tested and are O.K. Big-End Bearings, 1,2 and 3 in A.C.S.S. and 4,5 and 6 in A.C.G.S. Despatched 13. 2. 37. - mileage 12,550.…

scan0025 The condition of a Delco Remy ignition distributor, valves, and a Borg and Beck flywheel and clutch assembly.
View original record - 3 - HPS/RH.1/VS.21.5.37. Delco Remy Ignition Distributor and Governor. General condition satisfactory, there being no wear on contact-points, cams, spindle and bearings. The tower, however, wobbled…

scan0026 Inspection report detailing the condition of the flywheel, clutch, and gearbox assembly.
View original record - 4 - HPS/RR.1/VS.21.5.37. Flywheel and Clutch (Continued). The clutch withdrawing mechanism was in good condition and the operating shaft worked freely and was well lubricated. The flywheel was…

scan0027 Inspection and condition report on a servo motor, chassis, rear axle, and associated components, detailing wear and damage.
View original record - 5 - HPS./RH.1/VS.21.5.37. Servo Motor LOP.GB.1908. H.S.1631-1689. H.S.3971-4403. Lightened Servo. Friction linings in V.M.30 were in good condition, and each had worn .006". The operating levers…

scan0028 Condition report on chassis and drivetrain components following an incident, covering the bevel wheel, axle-shafts, brakes, and propeller shaft.
View original record - 6 - HPS/RH.1/VS.21.5.37. Bevel Wheel (Continued). The N.S. oil-seal was satisfactory, but the O.S. had been damaged by the bent axle shaft and a large quantity of oil had leaked past in consequence.…

scan0029 Condition report on various vehicle components including the propeller shaft, springs, and dampers.
View original record - 7 - HPS/RH.1/VS.21.5.37 Propeller Shaft (Continued). The lockplate for the serrated but at the sliding end of the tube, was held in place by a 1.BA. nut on a 2 BA. stud and was also without a spring…

scan0030 Accident damage report detailing the condition of steering, axle, and exhaust components.
View original record - 8 - HPC/RH.1/VS.21.5.37. Side Steering Tube LOP.FB.240. N.S.4800. This had apparently been damaged in the first accident, causing the tube to bear on the neck of the front ball pin, which was deeply…

scan0031 Inspection report detailing the condition and wear of various vehicle components after an accident.
View original record - 9 - HPS/RR.1/VS.21.5.37. Raised Front Engine Mounting. Arrg. Ex.22805, ex B.23.AE. Chassis, rubbers Ex.22823, in satisfactory condition. Petrol Tank LOP.2540 (Lightened Tank). Badly damaged in…

scan0032 The wear of front spring pins and bushes, found to be normal.
View original record - 10 - HPS/RH.1/VS.21.5.37. The wear on the front spring pins and bushes was normal. HPS/R. Hollingworth.

scan0033 Examination report on experimental electrical units removed from vehicle 6.B.IV.
View original record HPS/RH.1/VS. 21. 5. 37. EXAMINATION OF EXPERIMENTAL ELECTRICAL UNITS REMOVED FROM 6.B.IV. Dynamo. Commutator wear very little. Some oil from the gearing appears to have got on to the commutator,…

scan0034 Inspection report on various electrical ignition components including the foot switch, coils, and distributor.
View original record - 2 - HPS/RH.1/VS.21.5.37. Foot Switch. Electrically this switch was alright, but the toggle spring and two cover fixing screws were missing. Inspection of 6.B.IV Ignition. Coils. The original coil…

scan0035 Photograph showing G.B.IV. big end bearings and shims after 12,558 miles of use.
View original record 6.B.IV. (B.IV). BIG END BEARINGS. AFTER 12,558 MILES. R.R.56 SHIMS. ONE HOLE IN EACH CRANKPIN. BEARINGS NOS.1, 2, and 3 ............AC.56 " " " 4, 5, and 6 ............AC.6S. <- 1 TO 6 ->

scan0036 Photograph showing the condition of upper halves of main bearings after 15,000 miles of use in France.
View original record <- 1 to 7 -> UPPER HALVES 6.B.IV. (B.IV). MAIN BEARINGS. HOYTS Z3 W/M. AFTER 15,000 MILES IN FRANCE R.R.56 SHIMS 2 HOLES IN EACH JOURNAL

scan0037 Front brake mechanism wear after 12,900 miles in France for chassis 6BTV.
View original record CHASSIS 6BTV FRONT BRAKES TO L.O.P. GB. 1234 ExI 156 DETAILS OF FRONT BRAKE MECHANISM SHOWING WEAR AFTER 12,900 MILES IN FRANCE OILITE BUSHES - BALANCE LEVER (GB 2388): N.S. WEAR ON INNER END .008"…

scan0038 Wear measurements on shackle-pins and spring eye bushes after tests in France.
View original record WEAR ON SHACKLE-PINS AFTER TESTS IN FRANCE L.B.W VIEW SHOWING WEAR REAR SPRINGS LO. P. F. B. 994 MILEAGE 16,000 F.100114 FRONT SHACKLE PINS F.100084 REAR " " F.100113 FRONT BUSHES F.100082 REAR " WEAR…

scan0039 Blueprint detailing a cracked left-hand crankcase after 16,000 miles of testing in France.
View original record B4 UNIT ExI 154 CRANK CASE L.H. EB1855 SMALL CRACK JUST BEGINNING. A LARGER CRACK WAS FOUND IN THE SAME PLACE WHEN C17 UNIT WAS INSPECTED AFTER TESTS IN FRANCE (SEE ExI 136) CRACKED CRANKCASE (L.H.)…

scan0040 Sketch showing the extent of a crack in a silencer end-plate inspected after 16000 miles.
View original record G B N CHASSIS EB. 779 - FRONT END PLATE - REAR SILENCER INSPECTED AFTER 16000 MILES THE END PLATE IS CRACKED RIGHT THROUGH WHERE SHOWN, ALLOWING GAS TO ESCAPE. SKETCH SHOWING EXTENT OF CRACK IN…

scan0041 Blueprint detailing piston dimensions and ring gaps before and after use.
View original record B4 UNIT PISTON DIMENSIONS RELIEVED PORTION BEARING PORTION AEROLITE PISTONS IDENTIFICATION Nº M.12. PISTONS 1.5 & 6 HAVE DONE 16,000 MILES IN FRANCE. PISTONS C.53, 305 & 18 HAVE DONE ONLY 500 MILES…

scan0042 Cylinder bore dimension measurements for Block EB 2929 before and after a 16,000-mile test.
View original record B.4. UNIT CYLINDER BORE DIMENSIONS. BLOCK EB 2929 PASSED TO TEST 24-12-36 HAS COMPLETED 16,000 MILES IN FRANCE CROWN CENTRE MOUTH TABLE DATA: No | POSITION | CROWN (BEFORE, AFTER, DIFF) | CENTRE…

scan0043 Blueprint diagram illustrating a crack in a B4 unit's left-hand crankcase after extensive testing in France.
View original record B4 UNIT. ExI 154 CRANKCASE LH. EB185'S SMALL CRACK JUST BEGINNING. A LARGER CRACK WAS FOUND IN THE SAME PLACE WHEN C17 UNIT WAS INSPECTED AFTER TESTS IN FRANCE (SEE ExI 156) CRACKED CRANKCASE (LH)…

scan0044 Detailed analysis of wear on big end bearings and crankpins after extended mileage.
View original record B.4 UNIT. BIG END BEARINGS THE BEARINGS HAVE COMPLETED 12,550 MILES THE CRANKSHAFT HAS DONE 16,000 MILES CRANKSHAFT E61223 V.C.M. 5456 W626 ONE HOLE IN CRANKPINS. BEARINGS 1, 2 & 3 IN AC.5.S. 4, 5 & 6…

scan0045 Main bearing wear and measurements after a 10,000-mile test in France.
View original record UNIT Nọ: B 4 MAIN BEARINGS AFTER 10,000 MILES IN FRANCE CRANKSHAFT: E61223 MATṣ: V.C.M. Nọ: 5456 W.626 (2 HOLES IN JOURNALS) MAIN BEARINGS: IN HOYTS Z3 MATERIAL WITH OIL GROOVES RIGHT ROUND. TABLE…

scan0046 Instructions for ageing aluminium brake drums before removing the liners.
View original record To HPS. from Rm/AFM. 200a Rm/AFM.4/AP.21.5.37 6.B.1V. ALUMINIUM BRAKE DRUMS. With reference to the instructions for 6.B.1V. Before removing the liners from the rear brake drums will you please soak…

scan0047 Requesting the removal of top and bottom tanks from a 6.B.1V radiator for examination.
View original record To HPS. from Rm/Std. 200a Rm/Std.2/AP.24.5.37 Will you please have the top and bottom tanks removed from the matrix unit of 6.B.1V. radiator which is at present in the Shop, so that we can examine the…

scan0048 Communication authorising repairs to be carried out as per an estimate.
View original record 200c Woodd 25.5.31. WARENPAR, WILLROAD, LONDON. PLEASE PROCEED WITH REPAIRS TO 6-B-IV AS PER ESTIMATE. Dodd. Roycar.

scan0049 Request to check the bonnet after an examination by Park Ward found it needed two new top panels.
View original record To HPS. 200a Rm/FD.15/JH.26.5.37 6.B.IV. When Messrs. Park Ward examined the body on the above car they said that the bonnet would require 2 new top panels. Will you please have these checked.…

scan0050 Letter to Park Ward Co. confirming instructions for repairs to a car body, referencing an insurer's estimate and a budget.
View original record 200a Rm/FD.14/AP. May 27th 1937 Messrs Park Ward Co., 473 High Road, Willesden, LONDON N.W.10. For the attention of Mr.Timms. Dear Sir, We confirm our telegram of the 25th inst., asking you to proceed…

scan0051 Issues and required modifications for a radiator on a 6.B.1V car.
View original record To HPS. from Rm/Std. 200a Rm/Std.11/AP.28.5.37 RADIATOR FOR 6.B.1V. Car. This radiator, as received back from John Marston Ltd., is not yet suitable for fitting to 6.B.1V. car for the following…

scan0052 Record of oil changes and attention to pressure filters for car No.1 XL at Chateauroux in 1937.
View original record C O P Y. 200a RECORD OF CHANGES OF OIL & ATTENTION TO PRESSURE FILTERS AT CHATEAUROUX. 1937. 28.5.37. Speedo. Reading. 35-EX (CAR NO.1 XL) GAUZE FILTER (Cleanable). 1201. Oil changed. Filter cleaned.…

scan0053 Log of mileage and observations on the performance of a felt filter (Castrol XL).
View original record -2- 28.5.37. Speedo. 3.B.IV. (CASTROL XL.) Reading. Felt Filter (Not cleanable). 2320. New element fitted. Oil changed. No sludge an element discarded. 8081.* Element inspected. No sludge. Replaced in…

scan0054 New thermostat scheme with an alternative bye-pass return pipe and associated parts.
View original record HPS. from Rm/Std. 200a Rm/Std.12/AP.28.5.37 We shall shortly want to try out the thermostat scheme to LeC.5655 which you are making for 6.B.lV. with an alternative bye-pass return pipe from the…

scan0055 Testing and fitting instructions for Woodhead Rear Springs for chassis 6.B.IV.
View original record To HPS. 260a Rm/Les.1/JH.29.5.37. Woodhead Rear Springs for 6.B.IV. We have now tested the lubrication system on the above springs and are sending them into the fitting shop. One spring is Cadmium…

scan0056 The 15,000-mile running test of a 6.B.IV. Bentley engine unit N° 4 in France.
View original record Swell. Hardy [symbol] Rm/GWH/IMW/2/JAB. 31.5.37. 200a To. Mr. Hs. from Rm/GWH/IMW. c.c. Hs. c.c. Hy. c.c. By. c.c. Der. c.c. MHC. c.c. MK. c.c. Rm. c.c. Mss. c.c. Geer. TESTS IN FRANCE. Specification…

scan0057 The condition of a crankcase, crankshaft, spring drive, and connecting rods after running tests.
View original record ( 2 ) CRANKCASE & BEARINGS. LOP. EB.2737. New, complete to the above LOP. incorporating:- Hoyt's Z.3. Main Bearings with normal W/Mt. clearances. Liners in RR.56. The grooves in the bearings carried…

scan0058 Performance and modifications of pistons, cylinders, valves, and fittings.
View original record ( 3 ) PISTONS. New set of Aerolite Pistons and Rings. Identification M.12 supplied by Rm/Mths. Nos. 1, 5, and 6 pistons only completed the mileage. Nos. 2, 3, and 4, were damaged by broken valves and…

scan0059 Failures of valves, fittings, wheelcase, and oil pump during testing.
View original record ( 4 ) VALVES & FITTINGS. (Continued) The following parts failed in this order:- N° 7 Exhaust Valve S/SLV. 7,700 miles. N° 7 Valve Spring (Tempered Spring Co.) 10,000 miles. N° 7 Exhaust Valve KE.965…

scan0060 Performance and durability report on a water pump, water connections, oil/petrol fittings, and an ignition distributor.
View original record ( 5 ) WATER PUMP. LOP. EB.2706. New, complete to the above LOP.- Standard Production. "Palmetto" gland packing supplied by Rm/GWH. The gland was not adjusted during the mileage and no leaks occurred.…

scan0061 Faults and issues with ignition, temperature, and clutch components at various mileages.
View original record ( 6 ) IGNITION DISTRIBUTOR. (Continued). The following troubles were experienced in this order:- 1) Spindle seized in bearing - 2.500 miles. 2) Spring contact on rotor broken - 3.600 miles 3) Fibre…

scan0062 The performance of gearbox, frame, engine mounting, petrol filter, and front bumper components.
View original record ( 7 ) GEARBOX. B.7. The gears were quiet and the gear change light and positive. Noticeable slack developed in the rear bearing of the 3rd motion shaft. The box was free from oil leaks. FRAME &…

scan0063 The performance and condition of various vehicle components, including steering, suspension, and the petrol tank.
View original record ( 8 ) bumper bar due to wear of the large plated washers and of the bumper bar itself. Bad rattles resulted and the nut had to be tightened frequently. The arrangement was not satisfactory, but an…

scan0064 Modifications and performance notes for the propeller shaft, rear axle, rear hubs, and brakes.
View original record ( 9 ) PROPELLOR SHAFT. LOP. GB.702 N.S.3911. New, complete to the above LOP & Scheme incorporating:- G.56940/1 Damper Wheels in I/C. G.56942 Flanged Hub in R.R.53 C. material. Flanged hub left ground…

scan0065 Technical report on rear and front brake performance, issues, and modifications.
View original record ( IO ) rear brakes were not satisfactory. The locking of the top cone was not sound and it tightened down on the balls, causing periodic jamming of the equalizer, with consequent ill effects on the…

scan0066 Wear, faults and modifications to exhaust fittings and the dynamo.
View original record ( II ) 40 lbs to 80 lbs. Very bad wear of the anti-judder weight pins and bushes occurred and noticeable rattles resulted. Crackles on contraction were noticeable from all drums. EXHAUST FITTINGS.…

scan0067 Performance report on an electric petrol pump, sparking plugs, and tyres/road wheels.
View original record ( I2 ) down badly. They are not satisfactory. ELECTRIC PETROL PUMP. New 25/30 HP. Type. S.U. Petrol Pump with rubber mounting fitted, supplied by Rm/J.B.Dixon. The pump was quiet and remained…

scan0068 The history and performance of K.L.G. sparking plugs during testing.
View original record Rm. from Rm/IMW. 200a June, 1937. 6.B.IV. K.L.G. Sparking Plugs. E.27. Herewith history of these plugs during last 15,000 miles' test in France as requested by Rm/Gry. No.4. Written off by broken…

scan0069 Requesting the despatch of Girling brake shoes from a Bentley 6.B.1V to New Hudson Ltd.
View original record To HPS. from Rm/AFM. 200a Rm/AFM.21/AP.1.6.37 GIRLING BRAKES - BENTLEY 6.B.1V. Will you please despatch to New Hudson Ltd., Icknield St., Birmingham 18, the two pairs of shoes off 6.B.1V., in their…

scan0070 From Sg. to Rm. regarding tests in France and related correspondence.
View original record To Rm. from Sg. c. to Hs. c. to E. c. to BY. c. to Da. c. to RHC. c. to Mx. Sg.19/KW.8.6.37. 200a Re 6-B-IV and 3-B-IV. Referring to the tests in France and memos. Rm5/R.20.11.36, Rm/Gry.5/R.18.3.37,…

scan0071 Rattling Bentley clutch and brake pedals and instructions to fit a gas tight joint.
View original record 2009 (6) To HPS. Rm/wym.14/JH.9.6.37. Bentley Clutch & Brake Pedals - rattles. Will you please arrange to fit the Gas tight joint for brake and clutch pedals per N.Sch.5152 to 3-B-IV and 6-B-IV cars.…

scan0072 Summary of standardisation updates and findings resulting from a test run in France.
View original record 20.Oa hol sent 11.6.37. 6.B.IV. As a result of the run in France Standardisation Sheets have been issued for:- (1) Raised front engine mounting. (2) Improved wheel drivers. (3) Increased capacity…

scan0073 Outcome of a 15,000-mile test in France on Bentley parts suitable for standardization.
View original record 20.0a 6.B.IV. BENTLEY. Outcome of special features incorporated for 15,000 miles' test in France reported in Rm/GWH/IMN/2/JAB.31.5.37. The following parts were satisfactory and suitable for…

scan0074 Log of engineering changes, part descriptions, and associated status notes.
View original record 6.B.IV. -2- 12.6.37. Reference. Description. Notes. Ex.22805. NS.4167. NS.4776. Raised Front Engine Mounting Clutch operating Mechanism to suit. Sheet issued. Rm/Wym. Aluminised front expansion box.…

scan0075 List of tested but non-standardized parts with notes on their performance.
View original record 6.B.IV. -3- 12.6.37. The following parts were run, but not standardised and have given results available for future reference. Reference. Description. Notes. EB.2704. Connecting Rods with big end…

scan0076 Test results and notes on various automotive components.
View original record 6.B.IV. -4- 12.6.37. Reference. Description. Notes. EB.2828. Spun. filled tail pipe on exhaust system. Further mileage required. Will be on next 15,000 miles' test Bentley. Rm/AFM. Ferodo BZ (Against…

scan0077 List of failed special features with reference numbers, descriptions, and notes on the failures.
View original record 6.B.IV. -5- 12.6.37. The following special features failed:- Reference. Description. Notes. EB.2737. Main Bearings in Hoyts Z3. Bearings were broken up badly, at end of mileage. Did not stop running…

scan0078 Request to fit a high pressure petrol pump to component LeC.4670.
View original record To HPS. 20 O~ Rm/JBD.11/JH.16.6.37. 6-B-IV. Will you please fit a high pressure petrol pump on the battery box to LeC.4670. I will supply the pump. Rm/J.B.Dixon.

scan0079 Log of numerical data from multiple test runs or calculations.
View original record MRA 30 Us fwd run 0 347 - 0 0 0. 0 0 33. 337. 344 346 15 351 351 4 4 15. 6 5 4 37 [s]342[/s] 350 351 20 356 356 9 9 20 8 6 6 39 344 352 352 24 357 557 10 10 24 7 7 5 [s]346[/s] 351 353 26 356 554 9 7…

scan0080 List of proposed parts to be tested on a Bentley car intended for France.
View original record SG. from Rm/Gry. Hs. o-E. 200a Rm/Gry6/R.2.7.37. BENTLEY CAR FOR FRANCE. It is proposed to send 6.BIV. to France to get information on the following parts:- CHASSIS. X (1) Armstrong rod controlled…

scan0081 List of modifications and specifications for an engine.
View original record -2- Rm/Gry6/R.2.7.37. ENGINE. X (1) Hykro crankshaft and die cast bearings. X (2) Long type clutch plate. (3) P.III type water pump bend to prevent present trouble of cracked bosses in cyl. block. X…

scan0082 Confirming that unit B-24 will be run on Duckham's NP.3 oil.
View original record To Rm/FD. x Rm/Swdl.23/JH.6.7.37. B-24 Unit 6-B-IV. 200a This memo. to confirm that you will run this unit on Duckham's NP.3 oil. Rm/Mths. has a barrel of the above oil. Rm/Swdl.

scan0083 The standardization of the car thermostat for the 6.B.1V model.
View original record To HPS. from Rm/Std. 200a Rm/Std.11/AP.9.7.37 6.B.1V. CAR THERMOSTAT. As Sales have approved of the Bentley dummy shutter assembly ( as being fitted to 6.B.1V. for France next time) we shall…

scan0084 Requesting modifications to the fan and thermostat due to a bypass pipe fouling the fan adjustment.
View original record To HPS. from Rm/Std. 200a Rm/Std.8/AP.12.7.37 6.B.1V. FAN AND THERMOSTAT. With the thermostat scheme requested for 6.B.1V., the bypass pipe fouls the fan adjustment (which is modified to suit the new…

scan0085 The despatch of a Bentley Seapak dashboard piece for an experimental chassis.
View original record To G/Mt. c. to D/BP. 200a Rm/FD.7/JH.13.7.37. Will you please have one Bentley Seapak dashboard piece despatched to Messrs. Park Ward & Co. Willesden for 6-B-IV Exptl. chassis. Rm/F.Dodd.

scan0086 Letter from a coachbuilder requesting to test new steel mesh stone shields on a car under repair.
View original record Ruy E. 200a 'By.' PARK, WARD & CO. LTD COACHBUILDERS OFFICIALLY APPOINTED RETAILERS OF ROLLS ROYCE CARS DIRECTORS: A. T. ROBERTS, W. M. PARK, C. W. WARD W. C. THORNE, J. A. FALCONER, C.A., C.…

scan0087 Letter to Park Ward & Co., Ltd. authorising the fitting of steel stone mesh shields on 6.B.IV.
View original record 800a Rm8/R. 29th July, 1937. Messrs. Park Ward & Co.,Ltd., 473, High Road, Willesden, N.W.10. Dear Sirs, Your Ref: NAT/MO. Replying to your letter of 21st July, it will be in order for you to fit the…

scan0088 Letter from coachbuilders Park Ward & Co. Ltd concerning the fitting of experimental stoneshields.
View original record PARK WARD & CO LTD COACHBUILDERS OFFICIALLY APPOINTED RETAILERS OF ROLLS ROYCE CARS (SHOWROOMS - 40 CONDUIT STREET) 473 HIGH ROAD WILLESDEN LONDON N W 10 DIRECTORS A.T.ROBERTS W.M.PARK C.W.WARD…

scan0089 Telegram concerning the position of a spare wheel and luggage accommodation for experimental chassis 35 EX.
View original record Charges to pay s. d. RECEIVED: 3/6. No. OFFICE STAMP: WILLESDEN N.W.10 29 JY 37 10 12 AM POST OFFICE TELEGRAM Prefix. Time handed in. Office of Origin and Service Instructions. Words. 91 From:…

scan0090 Letter to Park Ward & Co. Ltd. confirming the collection date for experimental chassis 6-B-IV.
View original record 2002 Rm/FD.8/JH. 11th August, 1937. Messrs. Park Ward & Co.Ltd., Willesden Junction, LONDON.N.W.10. For the attention of Mr. Thompson. Dear Sirs, We should be very pleased if you would confirm that…

scan0091 Works instruction memo listing thirteen tasks to be carried out on a vehicle.
View original record To HPS. Rm/FD.9/JH.16.8.37. 6-B-IV. Will you please have the following work carried out on the above :- (1) Fit new bonnet with Widney hinge. (2) Fit and wire up all lamps. (3) Fit pair of horns and…

scan0092 Letter to Park Ward & Co. Ltd. regarding a missing speedometer cable for a Bentley and confirming the dispatch of loaned parts.
View original record Rm/FD.2/JH. 3/200a 24th August, 1937. Messrs, Park Ward & Co.Ltd., 473, High Road, Willesden, LONDON.N.W.10. Dear Sirs, re 6.B.IV Bentley Repair. We have missed the speedometer cable off this Bentley…

scan0093 Parts request memo to fit a clutch pedal servo to chassis 6.B.IV.
View original record To HPS. 200a Rm/NRC.9/JH.31.8.37. Chassis 6.B.IV. Please prepare the following parts to fit a clutch pedal servo. N.SCh.4776 modified as follows. 1 Rm.441 lever replacing GB.2187. 1 Rm.442 Bracket "…

scan0094 Requesting the dismantling and examination of a raised front engine mounting on a Bentley car for failure.
View original record x 200as To HPS from Rm/Wym. Rm/Wym.2/MH.6.9.37. Bentley car 6.B.IV. Will you please dismantle the raised front engine mounting to LEC 5709 on the above car and examine same for failure. The design…

scan0095 Instructions for new engine components with improved coring for a 15,000-mile test.
View original record 200a To HPS. from Rm/Swdl. Rm/Swdl.6/AP.8.9.37 B.24 (6.B.IV) The outcome of the controversy with the Foundry regarding the improved coring for the cylinder block and head is now being detailed and…

scan0096 Instruction to manufacture and fit 9 washers for the clutch cover of a Bentley 6.B.1V.
View original record 200a. HPS. from Rm/NRC. Rm/NRC.1/AP.15.9.37 BENTLEY 6.B.1V. No.B.24. Unit Please make 9 washers to sketch Rm.448 herewith, and fit them between the clutch springs and the clutch cover of the above…

scan0097 Instruction to correct the routing of a thermometer capillary and mount the dial head on the dashboard.
View original record To HPS. from Rm/Std. Rm/Std.3/AP.21.9.37 200a 6.B.IV. Car. This car already has a Negretti & Zambra thermometer fixed in the top water pipe, but the capillary runs outside the body instead of through…

scan0098 Cancelling previous instructions regarding a new cylinder block and cylinder head.
View original record To HPS. from Rm/Swdl. x 200A Rm/Swdl.14/MH.22.9.37. B.24. (6.B.IV.) Will you please cancel the instructions given in our memo Rm/Swdl.6/AP.9.9.37., with regard to new cylinder block EB.3431 and…

scan0099 15,000-mile test run of a Bentley car in London and its associated insurance.
View original record To D/L. from Rm/IMW. 200a Rm/IMW. 8/AP.24.9.37 6.B.IV. BENTLEY. Further to our conversation this morning, this car is now running in England under 15,000 miles test conditions, mostly in London…

scan0100 Outlining work to be performed on a 6-B-IV Bentley.
View original record To HPS. from Rm/IMW. Rm/IMW2/MH.28.9.37. 6-B-IV. BENTLEY. Will you please do the following work on the above car - (1) Re-set shock dampers to Rm/Les instructions. (2) Fit Hardy Spicer propellor shaft…

scan0101 Faults found during clutch tests on a Bentley model 6-B-IV.
View original record Rm/IMW.14/MH.28.9.37. 6-B-IV. BENTLEY. Faults reported during clutch tests. Engine - Oil pump very noisy priming cold. Starting and idling poor. Carburetters require setting. Tappets noisy set at…

scan0102 Road test report on a Bentley 6-B-IV covering a 30-mile drive in London traffic.
View original record 200a 28.9.31. BENTLEY 6-B-IV. LONDON TRAFFIC. GARDINER & WALSH. 30 MILES. Engine - Continued good except for roar, no misfires. Petrol pump audible standing by car, but not from driver's car. Clutch -…

scan0103 Report from Gardiner detailing a Bentley's performance during a London traffic run.
View original record [Handwritten: # 200a] To Rm. from Rm/IMW. Rm/IMW.3/MH.28.9.37. 6-B-IV. BENTLEY. Herewith report from Gardiner on yesterday's London traffic running - "Engine" - Roar very noticeable above 40. Engine…

scan0104 Clutch tests with Thermoid facings for a 6-B-IV Bentley.
View original record To Rm. from Rm/IMW. x Rm/IMW.14/MH.28.9.37. 200a 6-B-IV. BENTLEY. Clutch Tests with Thermoid Facings. This car has covered 1000 miles since the clutch spring poundage was increased. The smoothness of…

scan0105 Requesting the overnight relining of front brakes for a car, with linings already supplied.
View original record X 200a. To BPS. from Rm/AFM. c. Rm/IMW. Rm/AFM.7/WH.2.10.37. 6-B-IV. BRAKES. Will you please reline the front brakes of this car with Halo 3.L, during Monday night, 4th. inst., if this is possible. We…

scan0106 Postponement of a 15,000-mile endurance test and the initiation of clutch tests on car 6.E.IV.
View original record Sg. From Rm. F.G. By. Da. MX. GWE. 600a (handwritten) Rm6/R.4.10.37. 6.E.IV. 15,000 Miles Test. This car was prepared for an endurance test. Owing to the uncertainty as to how many more Bentleys were…

scan0107 Daily report on a 10,000 miles test car, detailing preliminary running and testing of Thermoid clutch facings and other special features.
View original record R.R. 613 (10H) (14864 23-4-36) J.W.S. BENTLEY. Daily Report on 10,000 Miles Test Car IN ENGLAND. Date: 4.10.37. Chassis No. 6.B.IV. Type: BENTLEY. Total miles run: 1538 Miles for day: - Average Cons.…

scan0108 Fitting of servo stops for brakes on a car prepared for France.
View original record 200a. To HPS. from Rm/AFM. Rm/AFM.1/WH.5.10.37. 6-B-IV. BRAKES. It will be in order to fit 6-B-IV with the servo stops shown on RR. Sch.1006, instead of the special servo cams with stops forged solid…

scan0109 Oil leak on a steering system and the plan to fit a stiffer flange.
View original record 200a. To HPS. Rm/FJH.19/JH.5.10.37. 6.B.IV Steering. There is an oil leak on the above steering between the box and the flange on the lower end of the outer column tube. A stiffer flange to FCD.94 is…

scan0110 Instructing to reline the front brakes of a car using spare shoes.
View original record To HPS. from Rm/AFM. 200a Rm/AFM.6/WH.8.10.37. 6-B-IV FRONT BRAKES. Will you please reline the front brakes of this car with Ferodo R.U., using the spare shoes originally fitted to the car, in order…

scan0111 Test report on a Bentley car model 6.B.1V, detailing noted faults and suggestions for improvement.
View original record To Rm/IMW. from Rm. c. for Log Book. 200a Rm.1/AP.11.10.37. 6.B.1V. This car is a marked improvement over any Bentley we have previously turned out with regard to steering, smoothness and suspension.…

scan0112 List of modifications and repairs to be carried out on a Bentley car.
View original record To HPS. Rm/IMW.1/JH.12.10.37. 6.B.IV - Bentley. Will you please carry out the following work on this car as soon as possible. (1) Fit Girling rear axle and parts. (2) Line rear brakes with Ferodo R.U.…

scan0113 Inquiry regarding car 6-B-IV, requesting an opportunity to test it before it is dispatched to France.
View original record 200a S/W To Gry. from Sg. re 6-B-IV. Sg6/E19.10.37 What has happened to this? When I was at Derby last week I remember hearing it had come back to the Works for something - I have forgotten what. I…

scan0114 Modifications to car 6.B.IV, including a new rear axle and the planned fitting of an overdrive gearbox.
View original record Sg. from Rm/Gry. 200a Rm/Gry1/R.20.10.37. 6.B.IV. Replying to Sg6/E19.10.37. 6.B.IV. has been in the Fitting Shop for about one week, and had various kinds of modifications carried out including the…

scan0115 Modifications to the thermostat and cooling system for a 6.B.IV car, using parts from a 1.B.IV car.
View original record To HPS. 1328 Rm/Std.10/JH.20.10.37. 6.B.IV Car - Thermostat. As a result of the thermostat failure which we have had on 6.B.IV and 3.B.IV cars, we have decided to go for a somewhat different system -…

scan0116 Instructions for fitting a water pump, outlet, and radiator to a 1.B.IV. car.
View original record -2- Rm/Std.10/JH.20.10.37. (b) 1.B.IV. car. (1) Fit standard water pump - any one will do. (2) Fit standard water outlet to cyliner. head. (3) Fit 1.B.IV. cars own radiator supplied by Rm/Std. All…

scan0117 Use of iron brake drums and shoes for a Bentley, pending a decision on using aluminium drums.
View original record To HPS from Rm/AFM. c. Da. c. By. 200a Rm/AFM.2/MH.25.10.37. 6.B.IV. BRAKES. Until a decision can be made as to whether we are going to use aluminium drums on Bentley, or not, even assuming they are…

scan0118 Braking issue caused by engine movement and a proposed temporary fix.
View original record To HPS. from Rm/AFM. 200a Rm/AFM.3/MH.25.10.37. 6-B-IV BRAKES. The engine on this car moves forward when the brakes are applied and the result is that sometimes the front brakes fail to come on. To…

scan0119 Adjustments to the Bentley IIA brakes and a proposal for a new integral stop on the cam levers.
View original record To By/CRL. from Rm/AFM. c. HFS. c. Da. 200 a BENTLEY IIA. BRAKES - 6.B.IV. On 6.B.IV we have found it necessary to set the stop on RR.Sch.1116 so that the head of the bolt which strikes the cross…

scan0120 Requesting the repositioning of a car heater due to its proximity to the clutch pedal.
View original record To HPS. from Rm/Std. + 200a Rm/Std.1/MH.26.10.37. 6-B-IV CAR - CAR HEATER. The car heater as fitted to this car is too near the clutch pedal with the result that it is very difficult for the driver to…

scan0121 Specification modifications for a 6-B-IV Bentley model following a 15,000-mile test.
View original record To HPS. from Rm/IMW. 200a + Rm/IMW.2/MH.26.10.37. 6-B-IV. BENTLEY. Please note that the following features have been incorporated for 15,000 miles test by Rm/JBD, and modify the specification…

scan0122 Request to remove a raised front engine mounting and fit a standard one with dampers on a 6.B.IV Bentley.
View original record HPS. 200a Rm/IMW.9/JH.29.10.37. 6.B.IV Bentley. Will you please remove the raised front engine mounting and fit a standard front engine mounting with torque reaction dampers and rubbers under rear…

scan0123 Instructions for building up a second set of brake drums and hubs for model 6-B-IV.
View original record To HPS. from Rm/AFM. Rm/AFM.8/MH.3.11.37. 6-B-IV BRAKES. With reference to the second set of brake drums instructed in am/AFM.3/AP.1.10.37, will you please build these up ready to go on 6-B-IV. The…

scan0124 Test results for a 6-B-IV Bentley at Brooklands race track.
View original record FILE. c. Rm/Swdl. c. Rm/Std. c. Rm/Ro. + 200a Rm/IMW.11/MH.8.11.37. 6-B-IV. BENTLEY. Tests on Brooklands. 29.10.37. Figures were obtained on the following:- (1)…

scan0125 The accuracy of an A.C. revolution counter and speedometer, with recorded water temperatures during a road test.
View original record -2- Rm/IMW.11/MH.8.11.37. It will be noted that the A.C. revolution counter underestimates the engine speed by approximately 1.7% and that the A.C. speedometer is to all intents and purposes accurate.…

scan0126 Test report on the effects of improved steering and larger tyres on car 6-B-IV after a 160-mile run.
View original record S/W Rm 200a -> C. to Rm. 6-B-IV. Cx1/KW8.11.37. As arranged, I gave this car a run of approximately 160 miles. The chief points under observation were improved steering and larger tyres. The steering…

scan0127 Incorrectly machined plungers for Girling Brakes 6-B-IV and the relining of front brakes.
View original record To HPS. from Rm/AFM. X 200c Rm/AFM.13/MH.8.11.37. GIRLING BRAKES 6-B-IV. We have noticed that the plungers of the expander units in the shop are incorrectly machined and in consequence the wedges…

scan0128 Specifications for the overhaul and modification of a B-24 Unit (6.B.IV).
View original record HPS. 200a Rm/Swdl.10/JH.9.11.37. B-24 Unit (6.B.IV). Whilst the car is in the shop being fitted with the overdrive gearbox will you please remove the unit, dismantle and re-assemble to the following…

scan0129 Work instructions for a 15,000 miles test on Bentley Unit No. 24.
View original record HPS. Rm/IMW.1/JH.10.11.37. 6.B.IV - Bentley. Unit No.24. 15,000 miles test car. Will you please carry out the following :- (1) Remove engine unit and dismantle and rebuild as instructed in…

scan0130 List of vehicle modifications and instructions for electrical and coachwork components.
View original record -2- Rm/IMW.1/JH.10.11.37. (8) Fit combined water temperature thermometer and oil pressure gauge in place of present separate instruments and fit Phantom III type clock in space vacated by one of them.…

scan0131 Scored rear brakes and the request to refit them with original shoes to test an iron liner.
View original record To HPS. from Rm/AFM. Rm/AFM.8/AP.11.11.37. Handwritten: 8 200a 6.B.1V. REAR BRAKES. We have examined the rear brakes of this car and we find that after 4,000 miles the rear brakes have got rather…

scan0132 Requesting to fit 10/43 relapped gears to a rear axle.
View original record To HPS. from Rm/FJH. 200a Rm/FJH.10/MH.11.11.37. 6.B.IV REAR AXLE. Will you please fit to the above axle the 10/43 gears now in shop and which have been relapped by production. Rm/FJH.

scan0133 Performance and detonation tests on a Bentley unit with various ignition settings and fuels.
View original record To By. from Rm/IMW. c. Mx. c. Rm/Swdl. c. FD. c. Rm/RC. Rm/IMW.8/MH.11.11.37. 6.B.IV BENTLEY. UNIT.NO.B.24. Fitted with Deturbulated Cylinder Head and increased inlet ports, and Delco distributor. We…

scan0134 Detonation tests comparing Ethyl and Dominion fuels to assess the safety of an increased compression ratio.
View original record 72- (2) Detonation tests. Using Ethyl there was no audible detonation either at T.D.C. or 5° Early. Using Dominion there was noticeable detonation at T.D.C. from 20 - 40 M.P.H. It was necessary to…

scan0135 Comparison report between the experimental 6.B.IV Bentley and the standard B.2.LS model during trials.
View original record File WOA Rm/IMW.3/MH.12.11.37. 6.B.IV BENTLEY. Comparison with London trials Bentley B.2.LS. When 6.B.IV was tried by Cx, their trials Bentley was taken for comparison, and I had to bring this car…

scan0136 Report comparing vehicle handling characteristics, steering, and tyre performance during testing.
View original record -2- Rm/IMW.3/MH.12.11.37. (6) When deliberately swerving the car, 6.B.IV with the 6.50 - 17 tyres, remained perfectly stable and controllable however violently the steering was pulled. With similar…

scan0137 Request to fit four shock dampers from one vehicle to another for testing purposes.
View original record To HPS. from Rm/Les. Rm/Les.3/AP.16.11.37. Handwritten: 200a 6 B IV Will you please fit all 4 shock dampers from 6.B.1V. on to 3.B.1V., so that we can test these dampers while 6.B.1V. is in the Shop.…

scan0138 Inspection and removal of dummy shutters prior to a 15,000-mile French running test.
View original record To HPS. from Rm/Std. + 200a Rm/Std.2/MH.16.11.37. 6.B.IV - DUMMY SHUTTERS. We are anxious to inspect the shutter set fitted to this car before it commences its 15,000 miles French running. Will you…

scan0139 Bent Servo Stop on chassis 6.B.IV, found during 15,000-mile trials, and a recommendation for attention.
View original record To Rm. from HPS/RH. c. to Rm/AFM. File 200a HPS/RH.2/VS.16.11.37. CHASSIS 6.B.IV. Stop on Servo Levers to R.R.Sch.1006. While preparing the above car for 15,000 miles trials, the End Plate GB.2450 in…

scan0140 Blueprint detailing the condition of a bent servo stop for a B7 gearbox.
View original record CHASSIS 6 B IV 15-11-37 B 7 GEARBOX. END PLATE GB 2450 FOR SERVO STOP TO RR SCHEME 1006 BENT AS SHOWN. SERVO STOP FITTED 3-12-36 & HAS RUN 21,500 MILES 6.B.IV. CONDITION OF SERVO STOP ROLLS-ROYCE,…

scan0141 Stop on servo levers for the Brakes 6.B.IV system and its unimportance for regular operation.
View original record To HPS. from Rm/AFM. c. By. Rm/AFM.10/MH.17.11.37. x 200a BRAKES 6.B.IV. Stop on Servo Levers to R.R.Sch. 1006. With reference to HPS/RH.2/VS.16.11.37. The stop in question is quite unimportant and…

scan0142 Production hold-up due to difficulty in sourcing bearings for the overdrive box.
View original record Sg. from Rm. c. Hs. c. By. c. Da. c. Cx. 70 OC also 1260 Rm7/R.23.11.37. 6.B.IV. The overdrive box has now been completed 10 days, but the car has been held up for bearings. The new bearings for which…

scan0143 Fan failure on car model 6.B.IV, detailing the cause and subsequent actions.
View original record To By. c. to Hs. c. to RHC. c. to Dn. 200a also 2.34 Rm/Std.1/JH.24.11.37. FAN FAILURE ON 6.B.IV. The fan blade set which failed on 6.B.IV. car was a single pressing as drawn originally for the Wraith…

scan0144 Laboratory report on the failure analysis of a Wraith fan blade.
View original record Rm/Std. H1/EJW.7/JH.16.11.37. M.1458. LABORATORY. WRAITH FAN EW.947 USED ON 6.B.IV. Your ref. Rm/Std.7/JH.15.11.37. One blade of this fan was broken off and another cracked, in each case at the end of…

scan0145 Temporary rear brake equaliser parts made of Aluminium Bronze, with a warning against their use under heavy braking.
View original record Handwritten: A.F.M. These levers should be checked over carefully. 2.12.37 [struck through]. for deflection after use. C.S.B.IV. P. File 600a Typed: To Rm. From HPS. As you are aware, the above…

scan0146 Instruction to remove gaiters from the road springs of a Bentley 15,000 Miles Test Car.
View original record HPS. from Rm/IMW. 200a Rm/IMW.1/R.1.12.37. 6.B.1V. BENTLEY 15,000 Miles Test Car. We have been asked to run this car with no gaiters on the road springs, and have arranged for these to be removed in…

scan0147 Instructing a change in car specification for an official test regarding the brakes.
View original record To HPS. from Rm/AFM. Rm/AFM.1/EH.1.12.37. 6.B.IV BRAKES. As an official test this car is to run without star springs on the servo motor. Will you please correct the specification accordingly. Rm/AFM.

scan0148 Modifications and adjustments to Bentley Unit No. B.24, covering induction pipes, rings, throttle, clutch, and brakes.
View original record File 200a To Rm. from Rm/IMW. 7th. December 1937. 6.B.IV - BENTLEY. UNIT NO. B.24. Small induction pipes and carburettors. It is not possible to use these as the sparking plug position in conjunction…

scan0149 Technical note discussing high pedal pressure, its causes, and modifications made to the brake system.
View original record -2- 7th. December 1937. attributed to a lower coefficient for the Thermoid in front to the BZ at the rear. (Thermoid not available for the Girling shoes). The pedal pressure was very high due to - (a)…

scan0150 Car's specification, gear ratios with an overdrive box, and future testing plans.
View original record Copy. 200a Sg. from Rm. c. Hs. Cx. Rm1/R.8.12.37. 6.B.IV. We attach a specification of this car - reference Rm/IMW.1/AP.8.12.37. We also attach a chart of the gear ratios which have been obtained with…

scan0151 Performance issues of a car, covering the engine starter, timing gears, ride comfort, and steering.
View original record To Rm/IMW from Rm. Rm.5/AP.10.12.37. 6.B.1V. The starter motor turned the engine of this car cheerfully, but for the first two or three minutes after firing it ran on one cylinder. We should like to…

scan0152 Secret memo discussing bodywork proposals and testing plans with coachbuilders Park Ward for Bentley and Phoenix models.
View original record SECRET. Rm To Hn. from Sg. Copy to Rm. re Park Wards. Sg10/E10.12.37 I had a call yesterday from Mr.Roberts and Mr.Falconer. I will tell you more about it when you are here. Briefly they are quite…

scan0153 From Sg. to Hn. concerning a new coachbuilding undertaking and associated financial matters.
View original record To Hn. from Sg. Sg10/E10.12.37 - 2 - perhaps you will ring him up to-morrow to see what his views on this would be. To my mind it is a method of killing two birds with one stone. Please speak to me…

scan0154 Decision to fit a new Park Ward body and overdrive gearbox to chassis 6.B.IV.
View original record Sg. from Rm. Rm2/R.11.12.37. PARK WARDS. Sg10/E.10.12.37. Since we do not wish to send 6.B.IV. out to France until after Christmas, we see no reason why advantage should not be taken of this fact to…

scan0155 Short memo confirming the correct ratio for aluminium bronze brake levers.
View original record HPS. from Rm. 200a Rm5/R.11.12.37. re: Brakes. Replying to HPS/VS1.2.37., the aluminium bronze levers have proved to be the right ratio on 6.B.IV. It is going to France immediately after Christmas.…

scan0156 The fitting of a new experimental body to chassis 6-B-IV by Park Ward & Co.
View original record Eg [handwritten, struck through] Copy to Rm wlw [handwritten] WALLER. Hn13/AH.13.12.37. ---------- File [handwritten] Park Ward & Co., Sg10/E.10.12.37. ------- 200w [handwritten] As arranged this…

scan0157 The performance and drawbacks of a new overdrive gearbox.
View original record Send a copy of this note to By. Sg. c. to Hs. c. " C. c. " Rm. 6-B-IV Cx8/KW13.12.37 250cc I have had an opportunity now of trying this car, primarily to give a report on the overdrive gearbox, and I…

scan0158 Letter to Park Ward & Co. Ltd. regarding the inspection of a 6.B.IV Bentley having a new body and galvanised stoneguards fitted.
View original record 200a Rm/FD.8/JH. 15th December, 1937. Messrs. Park Ward & Co.Ltd., 473, High Road, Willesden, LONDON.W.W.10. For the attention of Mr. Thompson. Dear Sirs, With reference to your letter of the 8th…

scan0159 Road test feedback and sales point suggestions for a Bentley model.
View original record To Hs c. to By. Rm/IMW.2/JH.15.12.37. 6.B.IV - Bentley. In addition to Cx's. tests the car was tried by Bly. He stressed the importance at the present time for new Sales points so that something…

scan0160 To 'Waller' concerning the collection of Experimental Car 6-B-IV with a new body from Park Ward & Co.
View original record Copy to Rm at W. Sg. noted WALLER - Hn16/AH.21.12.37. 200a File Experimental Car 6-B-IV. --------- Park Ward & Co., tell us the mounting of the new experimental body will be completed and the car…

scan0161 Forwarding a note from Park Ward regarding a 6.B.IV body.
View original record Rm/IMW. from Rm. 200c Rm9/R.24.12.37. Herewith a note from Park Ward re 6.B.IV body. Rm Noted Faw File

scan0162 Letter from coachbuilder Park Ward & Co. Ltd regarding an experimental body on chassis 6-B-IV.
View original record PARK, WARD & CO. LTD COACHBUILDERS OFFICIALLY APPOINTED RETAILERS OF ROLLS ROYCE CARS (SHOWROOMS - 40 CONDUIT STREET) 473 HIGH ROAD WILLESDEN LONDON N.W.10 DIRECTORS: A.T. ROBERTS W.M. PARK C.W. WARD…

scan0163 Request to replace specific brake levers and correct brake rope lengths due to performance issues.
View original record To HPS. Rm/AFM.7/JH.30.12.37. ✓ 200a 6.B.IV Brakes. Will you please replace the levers GB.1868, EX.29603 and GB.489 (lengths 1.850", 1.850", 2.625" respectively centre to centre) on the front…

scan0164 Fitting a thermostat system to the 6.B.IV car and cancelling previous instructions for car B.23.AE.
View original record To HPS. 200a Rm/Std.3/JH.30.12.37. 6.B.IV Car Thermostat System. In view of the fact that the thermostat system fitted to 6.B.IV. is not to be standardised for M series Bentley or any other car, there…

scan0165 List of eight work instructions to be carried out on a specific car.
View original record To HPS. from Rm/IMW. 200a 6.B.1V. on this car:- Will you please carry out the following work 1. Remove cylinder block and examine pistons. 2. Check poundage of crankshaft damper and examine. 3. Fit up…

scan0166 Bush seizure failure in an overdrive gearbox on a Bentley and subsequent testing.
View original record 200a also 228 1153 Sg. from Rm. its. c. By. c. Da. c. Mx. Rm4/R.3.1.38. OVERDRIVE GEARBOX ON THE BENTLEY. You will see from the attached Daily Report that we have had a failure on the overdrive…

scan0167 Instruction memo for modifying and fitting a thermostat scheme to car 6.B.IV.
View original record Δ 200a To HPS. from Rm/Std. Rm/Std.2/MH.3.1.38. 6.B.IV CAR - THERMOSTAT SCHEME. While 6.B.IV is in the shop will you please fit the thermostat scheme to SCD.141 and SCD.149 already instructed for this…

scan0168 Replacement of axle gears and subsequent inspection for damage on a Bentley O.B.IV.
View original record To HPS. from Rm/IMW. 200a. Rm/IMW.1/AP.4.1.38 O.B.IV. - BENTLEY The new 10-43 axle gears from America should arrive this morning. Will you please replace the gears in O.B.IV. by a new pair and while…

scan0169 Various tyres and oil for despatch to Chateauroux for 15,000-mile tests in France.
View original record 200a To Rm/FD. from Rm/IMW. Rm/IMW.1/AP.5.1.38 15,000 MILES TESTS IN FRANCE. Will you please order for despatch to Chateauroux the following:- 4 India "Silent" covers and tubes 6.50 - 17. 4 India…

scan0170 Requesting the re-lining of rear brakes with Ferodo MR3.
View original record 200a RPS. from Rm/AFM. Rm/AFM1/R.5.1.38. 6.B.IV. BRAKES. Will you please re-line the rear brakes with Ferodo MR3, whilst the axle is off the car for gear alterations. It will be best to rivet the MR3…

scan0171 Request to re-line the rear brakes with Ferodo MR3 and retain the old BZ lined shoes as spares.
View original record 200a HPS. from Rm/AFM. Rm/AFM1/R.5.1.38. 6.B.IV. BRAKES. Will you please re-line the rear brakes with Ferodo MR3, whilst the axle is off the car for gear alterations. It will be best to rivet the MR3…

scan0172 Requesting to fit a special Neoprene water connection hose to an o.B.IV top water pipe.
View original record x200a To HPS. from Rm/Std. Rm/Std.3/MH.6.1.38. We hand you herewith a length of special Neoprene water connection hose. Will you please fit a suitable length of this to o.B.IV top water pipe. Rm/Std.

scan0173 Request to send an official order to Messrs. Sanderson & Holmes for 2 gallons of Mobiloil A.
View original record To Roy o. to G/JWH o. to G/Mt X 200a Rm/FD.10/JH.6.1.38. Will you please send an official order to Messrs. Sanderson & Holmes for 2 galls. of Mobiloil A. This was obtained on 5.1.37. for use on Exptl.…

scan0174 Fitting tested black springs to a car's clutch.
View original record 200ou- To HPS. from Rm/NRC. c. Rm/FD. c. Rm/IMW. Rm/NRC.12/MH.6.1.38. 6.B.IV. Please fit to the clutch of above car - 9 Black springs herewith. This set has been tested, and average 162.7 lbs. The…

scan0175 Urgent internal memo regarding a discrepancy in the engine number for chassis 6.B.IV, comparing the official documents with the registration book.
View original record Bm. Wyman (crossed out) 200a D/BP/Y7/MH.8.1.38. Urgent Please say Re: Chassis No. 6.B.IV. Mr. H. Waller (crossed out). The R.A.C. have raised a query as to whether the Engine No. shown is correct. In…

scan0176 Correcting the engine number for chassis 6.B.1V.
View original record 200a To D/BP. from Rm/Wym. Rm/Wym.1/AP.10.1.38 Re. Chassis 6.B.1V. In reply to D/BP/Y.7/MH.8.1.38 will you please note that the correct Engine No. of the above car is B.24. Rm/Wym.

scan0177 Fitting of a corrected thermostat unit to car 6.B.IV.
View original record To HPS. from Rm/Std. K 200a Rm/Std.5/MH.11.1.38. 6.B.IV CAR THERMOSTAT. We have now received a thermostat unit from Messrs.S.Smith & Sons Ltd. with corrected opening temperature. We hand you same…

scan0178 Letter to Waller regarding car preparations for a trip to the South of France.
View original record 200a. Rm/IM Waller. (Sport Hotel, Hermann, Davosdorf) Rm5/R.11.1.38. Dear Waller, Thank you for telegraphing your address. The programme for the 15,000 miles' car has altered slightly. The present…

scan0179 Instructions to rectify detonation trouble on a unit by modifying a standard Bentley cylinder head and associated parts.
View original record To HPS. Rm/Swdl.8/JH.12.1.38. 200C 6.B.IV. In view of detonation trouble on the above unit and the fact that at this stage it is not worth altering the existing Bentley pattern to suit the special…

scan0180 Memo from Sporthotel Hermann in Davos-Dorf arranging a return to the works and discussing future leave.
View original record Sporthotel Herrmann Davos-Dorf Telephon 143 1204? 14.1.38. Rm from Rm/IMW. Thank you for your memo Rm5/R.11.1.38. I have arranged to leave here on Sunday afternoon next and will return to The works…

scan0181 Modifications to a car's axle gears, pinion bearing, and propeller shaft.
View original record To HPS. from Rm/Gry. 200a Rm/Gry.6/MH.15.1.38. 6.B.IV. As discussed with you the modifications we should like carrying out on this car are - (1) New 10-43 axle gears, and also a new .005 pre-loaded…

scan0182 Requesting modification to the controlling rheostat and brush load on car heaters.
View original record To HPS. from Rm/Std. c. Rm/Wym. [Handwritten Notes: [Scribbled out word], Y, 200a, also, 1158] Rm/Std.7/MH.19.1.38. CAR HEATERS, 6.B.IV, 27.G.VI, & 28.G.VI. Will you please modify the controlling…

scan0183 15,000-mile test car report for a Bentley.
View original record COPY FOR FILES. 21st. January 1938. 200a o.B.IV - BENTLEY. 15,000 MILES TEST CAR. This car has covered 791 miles since fitting the new overdrive gearbox. The general performance is satisfactory. The…

scan0184 Bodywork issues, specifically creaks, thumps, and wind noise.
View original record -2- Body work. General creaks and thumps from scuttle and rear of body. Fairly bad for wind noise. Rm/IMW.

scan0185 Replacing steel bushes with brass bushes in an overdrive gearbox for a car.
View original record Sg. from Rm. c. Ey. c. RHC. 200a Rm5/R.21.1.38. 6.B.IV - OVERDRIVE GEARBOX. We have arranged for this car to cross over to France on Sunday, January 23rd. We have replaced the steel bushes with brass…

scan0186 Brief memo detailing the status of a Bentley car after arriving in Chateauroux.
View original record 25 RUE GIDE. LEVALLOIS-PERRET. Seine. Rm/IMW/I/JAB.24.I.38. [Handwritten: 200a] [Large handwritten initial 'Rm' over text] To. Rm. From. Rm/IMW. 6.B.IV. - BENTLEY We have arrived safely and are…

scan0187 Telegram received by telephone regarding a displaced liner in a front drum and the fitting of spares.
View original record ROLLS-ROYCE LTD. TELEGRAM RECEIVED BY TELEPHONE. Time Received 11.43. Date 26.1.38. To Royce. By DB. from Chateau Roux 10.15 26th 18 wds. Robotham 63 liner displaced in aluminum front drum stop iron…

scan0188 Telegram regarding a displaced B liner in an aluminium front drum and the fitting of a spare.
View original record POST OFFICE TELEGRAM No. 109 OFFICE STAMP: DERBY 26 JAN 38 Handwritten Ref: SY2424 Time: 11.40 Charges to pay: 200a RECEIVED: AM 11 33 From: TS Prefix: 2 Origin: 102 CC 1015 26 CHATEAUROUX 18 Message…

scan0189 Brief typed memo reporting on the satisfactory running of a Bentley car after arriving in France.
View original record 25 RUE GIDE. LEVALLOIS-PERRET. Seine. Rm/IMW/I/JAB.24.I.38. 200a To. Rm. From. Rm/IMW. 6.B.IV. - BENTLEY. Rm We have arrived safely and are proceeding to Chateauroux this afternoon. The running of the…

scan0190 Requesting information on the specification of a Bentley 15,000 Miles Test Car.
View original record CHATEAUROUX. Rm/IMW/2/JAB. 25.I.38. Handwritten: SWDC Sides Make sure Waller gets the information Rm 200a To. HRE/WSC. c. Rm. 6.B.IV. - BENTLEY. 15,000 Miles Test Car. The last specification received…

scan0191 Speedometer drive modification needed for the new 10-43 axle ratio on Bentley cars.
View original record F.DODD. Please follow up CHATEAUROUX.I/26.I.38 Rm To. Rm. from Rm/IMW. c. By. 200a 6.B.IV. - BENTLEY. SPEEDO DRIVE TO SUIT 10-43 AXLE RATIO. The speedometer of this car is geared for the standard…

scan0192 Brake issues, diagnostics, and attempted fixes on a Bentley.
View original record To. Rm. from Rm/IMW. To. Rm/AFM. [Crossed out] [Handwritten]: 206 also 200a CHATEAUROUX. 3/26.I.38. [Handwritten]: [Signature] 6.B.IV. - BENTLEY. BRAKES. We telegraphed you this morning :- ROBOTHAM -…

scan0193 Performance and wear of MR.3 brake linings and requesting replacement front brake shoes.
View original record ( 2 ) We therefore conclude that the co-efficent of friction and rate of wear of the MR.3 linings has become greater on the offside front than the nearside front. This we attribute to the use of too…

scan0194 Corrugated metal joint washers for a Bentley exhaust system and a request for spares.
View original record To. Rm. from Rm/IMW c.c. Rm/Wym. 200a CHATEAUROUX. 2/26.I.38. 6.B.IV. - BENTLEY. Exhaust System. We note that there is a corrugated metal joint washer on either side of the spherical joint between the…

scan0195 Bentley brake issues, detailing a displaced liner, subsequent juddering, and troubleshooting steps taken.
View original record To. Rm. From Rm/INW. c. Rm/AFM. 200a CHATEAUROUX. 3/26.I.38. 6.B.IV. - BENTLEY. BRAKES. We telegraphed you this morning :- ROBOTHAM - 6B LINER DISPLACED IN ALUMINIUM FRONT DRUM STOP IRON FRONT DRUMS…

scan0196 Report concluding on brake lining wear and friction, requesting new parts for a further trial.
View original record ( 2 ) We therefore conclude that the co-efficent of friction and rate of wear of the MR.3 linings has become greater on the offside front than the nearside front. This we attribute to the use of too…

scan0197 Letter regarding a recurring issue with a Bentley's Aluminium Drum and arranging transport of a Wraith to France.
View original record Rm/IMW. (Chateuaroux). 200a also 600a Rm6/R.27.1.38. Thank you for your report on the Bentley. We note that the Aluminium Drum has again given trouble. We should like to have all the available…

scan0198 Replying to a query about the transfer and fitting of various special and standard car parts.
View original record To Rm/IMW. from Rm/Swdl. 200a Rm/Swdl.8/MH.27.1.38. O.B.IV. 25.1.38. In reply to the queries of your memo Rm/IMW.2/JAB. (1) The special springs Rm.260-1-6 and EB.3256-7-12 were transferred from the…

scan0199 From Chateauroux concerning travel arrangements, a new clutch plate for 6.B.IV, and brake system observations.
View original record 200a also 600a CHATEAUROUX. I/28.1.38. To. Rm. from Rm/IMW. 6.B.IV. & 26.G.VI. Thank you for phoning me. We will meet 26.G.VI. off the morning cargo boat at Boulogne on Monday morning January 31st,…

scan0200 Request to source and send replacement Ferodo lined front brake shoes for a Bentley 6.B.1V to the Paris Depot.
View original record To HPS. from Rm/AFM. 200a c. Rm/IMW. (Chateauroux) Rm/AFM.4/AP.28.1.38 FRONT BRAKES - BENTLEY 6.B.1V. Will you please book out from Production a set of Bentley front brake shoes, line them with Ferodo…

scan0201 Request to send a 10-inch clutch plate by Air Mail to Franco-Britannic Auto Co. Ltd. in Paris.
View original record To HPS. c. to Rm/Wgm.IMW 200a Rm/NRC.11/JH.28.1.38. 6.B.IV. Will you please send by Air Mail to Franco-Britannic Auto Co.Ltd., 25, Rue de Gide, Levallois-Perret-Paris. one 10" clutch plate herewith…

scan0202 Issues with Bentley front brakes, including overheating, component failures, and necessary modifications.
View original record 200a CHATEAUROUX. I/29.1.38. To. Rm. from Rm/IMW. c.c. Rm/AFM. (text struck through) GRX 6.B.IV. - BENTLEY. Front Brakes. Thank you for your memo Rm.6/R.27.1.38 the contents of which have been noted.…

scan0203 Squealing and liner failure issues with aluminium brake drums.
View original record 200a To Rm. from Sg. re Aluminium Brake Drums. Copy to Hs.BY.RHC. In view of all that has been said at recent meetings at Derby relative to the above, I was very much interested to read the report…

scan0204 Arrangements for Continental Tests of the 6-B-IV model in France.
View original record 200a. To Rm. from Sg. re Continental Tests. Sg1/E1.2.38 Referring to Mx's recommended schedule and our discussion on the 11th of January, would you please let me know whether it is clear that, as far…

scan0205 Aluminium brake drum failure, attributing the cause to an incorrect proportion of front braking.
View original record 200a also 1028 Sg. from Rm. Rm8/R.1.2.38. Aluminium Brake Drums. 6.B.IV. Replying to Sg19/E31.1.38., we have now had a reply from Waller on the brake drum failure, copy of which we attach. You will…

scan0206 Schedule for Continental Tests of an overdrive gearbox.
View original record 200a. Sg. from Rm. Rm3/R.2.2.38. Re: Continental Tests. Replying to Sgl/El.2.38., we see no reason why 6.B.IV should not run to Mx's recommended schedule when it has completed 10,000 miles at…

scan0207 Dispatch of a Wilmot Breedon Stabilising Bumper Bar to Paris for testing on Bentley Car 6-B-IV.
View original record To D/EP. from HPS/WSC. Ed/C. G/Rh. Rm/Les. 6-B-IV Spares file. 200a. HPS/WSC.8/BA.3.2.38. O/52470. Re: Testing in France - Bentley Car 6-B-IV. We have sent into the despatch stores:- 1 - Wilmot…

scan0208 Request to dispatch one Wilmot Breeden stabilising bumper car to the Paris Depot for car 6.B.IV.
View original record 200a. HPS. from Rm/Les. Rm/Les5/R.3.2.38. Will you please arrange for despatch to the Paris Depot, one Wilmot Breeden stabilising bumper car for 6.B.IV. Rm/Les.

scan0209 Notification regarding the dispatch of replacement brake parts to Paris.
View original record 200a. 4.2.38. Rolls-Royce Representative, Chateauroux, vingt-et-un. REPLACEMENT PARTS FOR BRAKES ARRIVE FRANCO BRITANNIC AUTOS PARIS TOMORROW. W.A.Robotham

scan0210 Query regarding the levers fitted to the 6.B.IV's brakes equalizer.
View original record 200a To Rm/IMW. Hotel de France, Chateauroux, Indre, FRANCE. Rm/AFM.4/JH.4.2.38. 6.B.IV BRAKES. Will you please say what levers you have fitted to 6.B.IV's equalizer we are rather in the dark. Rm/AFM.

scan0211 Positioning of a thermometer bulb for measuring water temperature and requesting data.
View original record S 200a To Rm/TMW. from Rm/Std. Rm/Std.9/MH.4.2.38. 6.B.IV - WATER TEMPERATURE. We note that in your report of 30/31.1.38 you state that moving the thermometer bulb to its standard position at the rear…

scan0212 From Sg. to Rm. regarding a misunderstanding and frustration over the agreed testing schedule for Continental Tests at Chateauroux.
View original record To Rm. from Sg. re Continental Tests Sg16/E4.2.38 Policy? I am in receipt of your Rm3/R2.2.38 but I am afraid I cannot understand it because you refer to running Mx's recommended schedule when the car…

scan0213 New bumper bar for the M series, its fixings, and potential issues with support plates.
View original record To Rm/IMW. from Rm/Les. Rm/Les.6/MH.4.2.38. 200a The new type bumper bar which is going to be used on M series left for Levallois by air yesterday. Rm. thinks it would be a good idea for you to…

scan0214 Girling rear brake failure on a Bentley due to a stripped thread on the brake rod.
View original record To. Rm/Gry. CHATEAUROUX. 6.B.IV. - BENTLEY. GIRLING REAR BRAKES. I was, by good fortune alone, able to telegraph you this morning as follows :- " MARTINDALE 6B THREAD ON REAR BRAKEROD STRIPPED "…

scan0215 Brake failure due to a faulty rod and thread, and the proposed solution.
View original record To Rm/IMW. from Rm/AFM. 200 Rm/AFM.3/AP.5.2.38 c.c. to HPS. c.c. to By. 6.B.1V. BRAKE FAILURE. Reference, your telegram, we have sent out another set of the same parts for the time being. The stress…

scan0216 Requesting more information about oil leaks in a 6.B.IV gearbox to aid investigation.
View original record Rm/IMW. from Rm/Gry. (Chateanroux) 200a Rm/Gry3/R.8.2.38. 6.B.IV GEARBOX. We have now got a second overdrive running in England on 3.B.IV. If you are still troubled with oil leaks, and can give us…

scan0217 Brake failure on car 6.B.IV in France due to a transverse rod pulling out of its threaded socket.
View original record 200a HPS. from Rm/AFM. c. Ey. c. Rm/IMW.(Chateauroux) Rm/AFM6/R.8.2.38. BRAKE FAILURE - 6.B.IV IN FRANCE. A transverse rod from the rear equalizer has failed, by pulling out of the threaded socket. We…

scan0218 Testing arrangements for an overdrive gearbox at Chateauroux.
View original record Sg. from Rm/Gry. c. Mx. 200a dso 600a Rm. absent. Rm/Gry1/R.7.2.38. CHATEAUROUX TESTING. Sg16/E.4.2.38. Rm. arranged for 6.B.IV. to run mileage at Chateauroux because the main feature of interest in…

scan0219 Telegram regarding a vehicle that has no gears and is proceeding to Paris after fitting a new thrust bearing.
View original record POST OFFICE TELEGRAPHS No. 119 Office Stamp: DERBY 28 FEB 38 Handwritten reference: Y/17 8 FEB 38 TIME OF RECEIPT TS 111 CC 1137 8 CHATEAUROUX 17 ROYCAR DERBY = GRYZLS PARIS HAVE NO GEARS STOP…

scan0220 Shipment of a replacement exhaust system and a set of gears to France.
View original record Rm/Gardiner (Chateauroux & Paris.) 200a Rm/Gry5/R.8.2.38. As per our telegram, we are sending you a complete exhaust system, and a pair of 10 x 43 gears which got damaged on dynamometer, but which,…

scan0221 Telegram regarding the dispatch of an exhaust system, gears, and oil to France.
View original record 200a Rm/Crm 8.2.38. GARDINER, VINGT-ET-UN, CHATEAUROUX. SENDING AIR MAIL THIS AFTERNOON EXHAUST SYSTEM AND A PAIR OF 1043 GEARS. STOP TAKE SUFFICIENT VACUUM OIL TO PARIS GRYLLS.

scan0222 Urgent request for a replacement exhaust system for Bentley Car 6.B.IV.
View original record 200a Rm/Wym.9/JH.8.2.38. BENTLEY CAR 6.B.IV. We have received word from L.Waller in France that he has broken his exhaust system on the above car. This system is not of standard design and we would…

scan0223 Despatch of a Bentley II exhaust system for a car being tested in France.
View original record To D/BP. from HPS/WSC. Sg/RC. [crossed out] G/Rb. [crossed out] Rm/Les. 200a [handwritten] HPS/WSC.21/BA.9.2.38. O/52470. Re: Testing in France - Bentley Car 6-B-IV. We have sent into the Despatch…

scan0224 Listing parts to be sent by Air Mail for testing a Bentley car in France.
View original record 200a To D/EE. [struck out] from HPS/WSC. HA/PC [struck out] G/Rb. [struck out] Rm/Gry. HPS/WSC.14/BA.19.2.38. O/52470. Re: Testing in France - Bentley Car No.6-B-IV. We hand you herewith:- 1-GB.1502…

scan0225 Broken valve spring and brake rod, with updates on a Wraith model regarding valve bounce speed, oil samples, and a request for a higher axle ratio.
View original record To. Rm/Gry. CHATEAUROUX. I/9.2.38. 200a 7600a 26.G.VI. & 6.B.IV. We are sending under seperate cover, one broken Valve Spring EB.3256 made in Swedish wire by R.R. which failed on 26.G.VI. after 2000…

scan0226 Bentley's Axle Gears & Exhaust System, confirming the despatch of parts and future actions.
View original record To Rm/gry. 200Q CHATEAUROUX I2/.I0.2.38. 6.B.IV. - BENTLEY. Axle Gears & Exhaust System. Thank you for your telegram and memo Rm/Gry.5/R. 8.2.38 to Gardiner and for despatching these parts. We will…

scan0227 Confirming the fitting of a new Bentley front bumper bar and discussing related spring plate failures.
View original record To. Rm. Rm/Les. (crossed out) 200 a CHATEAUROUX IO/.10.2.38. 6.B.IV. - BENTLEY. Front Bumper Bar. Thank you for your memo Rm/Les.6/MH.4.2.38. We have received and fitted the new bumper as instructed.…

scan0228 Inconsistent water temperature readings in a Bentley after repositioning the thermometer.
View original record To. Rm. c. Rm/Std. 200a CHATEAUROUX I3/.10.2.38. 6.B.IV. - BENTLEY. Water Temperatures. Replying to Rm/Std.9/MH.4.2.38, we have replaced the thermometer in the front position as requested. In this…

scan0229 Unresolved leaks in a Bentley gearbox after replacing paper joints.
View original record To. Rm. C. Rm/Gry. 200a CHATEAUROUX. II/10.2.38. 6.B.IV. - BENTLEY. Gearbox. Thank you for your memo. Rm/Gry.3/R.8.2.38. We have re-made the various paper joints when the Gearbox was out for fitting…

scan0230 Modifications and issues with the Bentley braking system.
View original record To. Rm. c/o Rm/AFM. 2000 CHATEAUROUX 9/ 10.2.38. 6.B.IV. - BENTLEY. BRAKES. Replying to your memo Rm/AFM.4/JH.4.2.38, the front brake equaliser shaft is now fitted with 1.84" crs. outside levers and a…

scan0231 Gearbox leaks on a Bentley after fitting a new clutch plate.
View original record To. Rm c. Rm/Gry. FGH 200a CHATEAUROUX. II/10.2.38. 6.B.IV. - BENTLEY. Gearbox. Thank you for your memo. Rm/Gry.3/R.8.2.38. We have re-made the various paper joints when the Gearbox was out for…

scan0232 The dispatch of a rear axle to Messrs. Ferodo Ltd. on loan.
View original record To HPS. from Rm/AFM. Looa Rm/AFM.4/AP.11.2.38 6.B.1V. REAR AXLE. Will you please send to Messrs. Ferodo Ltd., Chapel-en-le-Frith, for the attention of Mr.W.E.Shilton, the rear axle removed from…

scan0233 Wraith and Phantom III axle gears, potential ratio changes for car 20.G.Vl, and a supply delay for Bentley gears.
View original record 200a also 600a To Rm/IMW. (Chateauroux) from Rm/Gry. Rm/Gry.4/AP.12.2.38 Thank you for your various memos of yesterday and today. Not wishing to disturb the Wraith axle of which we have measurements…

scan0234 Broken Bentley front wing stay bolts, with a request for a new set and a complaint about their inaccessibility.
View original record To. Rm. c. Rm/FD. [Handwritten top center]: 200a [Handwritten left margin]: FD (circled) Please arrange GRY [Typed top right]: CHATEAUROUX 4/.13.2.38. [Typed main body]: 6.B.IV.- BENTLEY. Front Wing…

scan0235 The performance of rear axle gears fitted to a Bentley.
View original record To. Br. Paris. c. Sm/VA. c. Rm. 200a CHATEAUROUX 5/.14.2.38. 6.B.IV.- BENTLEY. Rear Axle Gears. We have got the Bentley running again with the axle gears which you kindly set up for us at the Paris…

scan0236 Modifications to a Bentley rear axle and Girling brakes, and the dispatch of faulty parts.
View original record To. Rm. c.c. Rm/AEM. 200a CHATEAUROUX I/.14.2.38. 6.B.IV. - BENTLEY. Rear Axle & Girling Brakes. The replacement axle gears are now fitted and we have also fitted the 5/16" rear brake rods and…

scan0237 Replacement of a cross rod on Bentley Girling rear brakes to prevent failure.
View original record 200a To By/CRL. from Rm/AFM. c. By. c. Da. c. Rm/IMN. (Chateauroux) GIRLING REAR BRAKES - BENTLEY. Referring to the failure of the cross rod from equalizer to expander, on c.s.iv in France, it has…

scan0238 Modifications to a car's braking system and the addition of a cross member stiffener.
View original record To Rm/IMW - Chateauroux. 200a also 206 Rm/APM.3/JH.16.2.38. 6.B.IV BRAKES. We are slightly dazed by the frequent changes of leverage that you consider necessary on this car. We think it very important…

scan0239 Arranging the dispatch of a Delco Distributor for a Bentley 6-B-IV being tested in France.
View original record To [strikethrough]DEF.[/strikethrough] from HPS/WSC. [strikethrough]BA/FC.[/strikethrough] [strikethrough]CJD.[/strikethrough] Rm/RC. 200a HPS/WSC.16/BA.16.2.38. Re: Testing in France Bentley 6-B-IV.…

scan0240 Bentley brake issues, detailing modifications and testing results, including a sketch of a new tubular stay.
View original record To. Rm. o. Rm/AFM. 200a CHATEAUROUX. I/.18.2.38. 6.B.IV. - BENTLEY. BRAKES. Thank you for your memo Rm/AFM.2/JH.16.2.38. We have as requested, replaced the correct idler lever and the 1.75" plate…

scan0241 10,000-mile road test in France, detailing impressions of the Wraith and Bentley models.
View original record 200a also 600a Sg. from Rm. Hs. c. Hy. c. R-C. c. Ds. c. MX. c. EV. c. Rm/IMW. Rm/R.18.2.38. 10,000 miles Test in France. Wraith & Bentley. We were able to try both these cars under widely varying…

scan0242 Car performance testing, detailing identified issues and potential improvements for production.
View original record -2- tried the car are still present, but we do not believe they are bad enough to stop the car being produced. They should be susceptible to normal development work. Curiously enough, the shock…

scan0243 Technical report on the performance of Girling rear brakes, standard front brakes, and various coachwork components.
View original record -3- The Girling rear brakes which we want to standardise on the second half of 'M' Series have not given any trouble since the rod failure. We do not believe that there is the slightest possibility of…

scan0244 Intention to test a lock on new B.III and B.50 bodies.
View original record -4- Hml/R.18.2.38. we have seen up to date. We hope to be able to try out this lock on any new B.III bodies, and also the B.50 body. Rm.

scan0245 Summary of daily test reports concerning vehicle coachwork issues such as creaks, rattles, and door gaps.
View original record W/S. To Hn. from Rm/FD. 200a Rm/FD.4/MH.18.2.38. RE 6.B.IV COACHWORK. The following are extracts from the Daily Reports :- 25.1.38 General flexibility and creaking from the scuttle. Wedge type catch…

scan0246 Weak fuel mixture issue in cold conditions and proposing solutions for air temperature control.
View original record Rm/GR. from Rm. Rm/CTS. c. Rm/Swdl. 200a 6.B.IV. Rm7/R.21.2.38. With reference to Daily Report dated 15/17.2.38., you will notice that using a thermostatic control on the engine instead of…

scan0247 Enquiry into the number of Bentley front bumper-bar spring plate breakages reported by the Paris Depot.
View original record 200a ? To. Rm. c. Rm/Les. CHATEAUROUX 5/.21.2.38. BENTLEY FRONT BUMPER-BARS. As requested in Rm/Les.6/MH.4.2.38, we made enquiries of the Paris Depot as to how many bumper-bar spring plate breakages…

scan0248 Various issues and solutions for Wraith and Bentley vehicles.
View original record Rm/IMW. from Rm. (Chateauroux) 200a also 600a Rm8/R.21.2.38. Many thanks for your various memos. We note what is happening to the Bentley plug gaps. We suggest that you might try the Lodge plugs in…

scan0249 Scheme for the Bentley 111 starting handle and front bumper bracket for record purposes.
View original record BT/RS. c. Rm. -------- 200B DA.3/G.21.2.38. hM Ph / SM BENTLEY 111. STARTING HANDLE. Please receive herewith the following scheme F.CD.267 Starting Handle and Front Bumper Bracket. The above scheme…

scan0250 Comparison of end thrusts in yoke bushings on B.III and Packard suspension systems.
View original record B III Suspension 200B 23rd. February 1938. COMPARISON OF END THRUSTS IN YOKE BUSHINGS ON B.III AND PACKARD. The distance "a b" is 10.3" on the Packard and 10.0" on the B.III. The distance "c" is…

scan0251 Calculations for end thrust and its horizontal component along a bushing.
View original record -2- 23rd. February 1938. B.III. Mms. abt. b. 145 x 5.6 = add. end thrust in top lever x 10 ∴ Additional end thrust = 81.3 ∴ Horizontal component along bushing = 81.3 Cos 67½ = 31.3 lb.…

scan0252 Modification to the Bentley 111 and 50 rear axle bearing cover.
View original record PT/NS. c. Rm. c. De/Hdy. BENTLEY 111 and 50 REAR AXLE. Herewith is FD.119 shewing a modification to FD.91, by substituting an integral aluminium die cast bearing cover for the built up type shewn…

scan0253 Parts dispatch, vehicle faults, and engine test results for Bentley and Wraith models.
View original record 250a also 600a. Rm/IMW. from Rm. Rm15/R.23.2.38. We have despatched the exhaust valves and valve springs to-day. If the brakes continue to give trouble, we contemplate sending Martindale out next…

scan0254 Parts being prepared to modify brake systems on Bentley and Wraith cars to address juddering issues.
View original record To Rm/IMW. from Rm/AFM. Chateauroux. 200a also 600a Rm/AFM.12/MH.23.2.38. BRAKES 26.G.VI AND 6.B.IV. The writer has been instructed to be prepared to go to Chateauroux and to arrange to be met in…

scan0255 Low speed wobble and a potential foul in the steering systems of 6.B.IV and 26.G.V1 chassis.
View original record To Rm/IMW. (Chateauroux) 200a Rm/FJH.8/AP.23.2.38 6.B.IV. and 26.G.V1. STEERING. As 6.B.IV. will low speed wobble will you please check the friction load of the cross steering tube joints. We are…

scan0256 Poor carburation in a Bentley in snowy conditions and a proposed solution.
View original record 2004. Rm/Wym. from Rm. Rm9/R.23.2.38. A Bentley running in France has been suffering from poor carburation under conditions of snow. I experienced this feature myself. It is due to the fact that now…

scan0257 Requesting the despatch of two complete wheels and tyres to Mr. I.M. Waller in France.
View original record 200a To Hd/FC. c. to D/BP. Rm/FD.12/JH.24.2.38. We are sending into the stores today - 2 6.50 x 19 wheels and tyres complete. Will you please have these despatched to Mr. I.M. Waller, Hotel de France,…

scan0258 List of body numbers for Experimental and other Wraith models, including a report on bodywork issues.
View original record 200a 1021 W/S - Hn. Rm/FD.7/JH.24.2.38. In answer to your request for the body numbers of Experimental and other Wraiths, we give below the complete list which also includes the latest Bentley body.…

scan0259 Road test observations of Gordon Armstrong rear dampers on a Bentley.
View original record 200a. To. Rm. c. Rm/IeS. CHATEAUROUX 4/.24.2.38. 6.B.IV.- BENTLEY. Gordon Armstrong Dampers. In response to your query, we have made careful observations on the road, with the rear seat removed of the…

scan0260 'cold air effect' on carburation and a proposed solution involving the air silencer.
View original record To Ru 6 BIV 200a Feb. 24. 1938 With reference to the "cold air" effect on carburation. I think that the complete problem would be taken care of, by turning the air silencer completely round, so that…

scan0261 Troubleshooting of electrical equipment, specifically coil misfires and spark plug issues on vehicles.
View original record To. Rm. CHATEAUROUX 2/ 24.2.38. 26.G.VI. & 6.B.IV. Electrical Equipment In response to various memos, the following work has been carried out and observations made. I) Delco coil marked 5A received…

scan0262 Rattle from the rear brake equaliser on a 6.B.IV. Bentley.
View original record 200a To. Rm. c. Rm/AFM. CHATEAUROUX 3/ 24.2.38. AF.M. Should like to discuss Rm 6.B.IV.- BENTLEY. BRAKES. There is a bad rattle on the road from the rear equaliser. This comes from the bottom thread…

scan0263 Non-standard body tail brackets fitted by coachbuilders.
View original record COPY FOR FILES Rm. 200a .26.2.38 6.B.1V. The body tail brackets reported broken on the above car are not a standard R.R. fitting. All coachbuilders use their own type of tail brackets, and these are…

scan0264 Request for examination of a failed Bentley back axle pinion due to suspected slag inclusions.
View original record To H1/Mr.Whitehead. 200a Rm/FJH.4/AP.26.2.38 BENTLEY BACK AXLE PINION. Will you please examine the pinion which we hand you herewith for slag inclusions in the region of the roller bearing track which…

scan0265 Steering issues, wheel wobble, and tyre performance on a Bentley vehicle.
View original record To. Rm. c. Rm/FJH. CHATEAUROUX 5/.28.2.38. 6.B.IV. - BENTLEY. STEERING. In reply to your memo, we have checked the poundage on the ball joints of the cross steering tube. The load required on the end…

scan0266 Vehicle performance, including tyre tests, servo judders, and cold weather engine behaviour.
View original record To. Rm. from Rm/IMW. CHATEAUROUX 2/. 28.2.38. 26.G.VI. & 6.B.IV. Thank you for your various memos and for the copy of your streamline report. Punt has written to me regarding body insulation, and I am…

scan0267 Confidential letter to Park Ward & Co. Ltd. confirming coachwork specifications for a Short Wheelbase Bentley.
View original record c. to Hn. By. Rm. Rm/FD. 2000 28th.February 1938. Da/Ev.8/N. CONFIDENTIAL. Messrs.Park Ward & Co.Ltd., 473, High Road, Willesden, London N.W.10. Attention of C.Falconer,Esq., Dear Sir, Re: Short…

scan0268 List of specifications for various car body components and features, page 2.
View original record -2- (5) Fisher type Pivoting Windows, to be fitted to the front doors only. (6) Rear Blind to be slip-over type with manual control from the driver's seat. (7) Armrest - adjustable to nearside front…

scan0269 List of specifications for car body components and construction details, page 3.
View original record -3- (13) Luggage Boot - Cont'd) The shape of the rear quarters and the boot to be set up on the full-size drawing after Hn. has arranged for you to take particulars of the car now used by Mr Lappin.…

scan0270 Steering wobbles and ball joint poundage on a Bentley.
View original record To. Rm. c. Rem/FJH. 200a CHATEAUROUX 5/.28.2.38. 6.B.IV. - BENTLEY. STEERING. In reply to your memo, we have checked the poundage on the ball joints of the cross steering tube. The load required on…

scan0271 Brake lever modifications and testing for Bentley and Wraith models to adjust braking proportions and prevent servo judder.
View original record To Rm/IMW. from Rm/AFM. Rm/AFM.10/WH.28.2.38. Handwritten notes: 200 also 600 O.B.IV & 20.G.VI BRAKES. We send you herewith three levers, Rm.495/6/7, and some star springs. Bentley. Proportions of…

scan0272 Curing judder using star springs and adjusting front braking on wet roads.
View original record -2- Rm/AFM.10/MH.28.2.38. We have no report from you yet as to whether the 35° cams cure judders. In case they do not, we send you out more star springs, 6 of which when used with 40° cams and Hald 3L…

scan0273 Test results, issues, and next steps for Bentley and Wraith vehicles.
View original record To. Rm. from Rm/IMW. 200a also 600a CHATEAUROUX. I./2.3.38. 26.G.VI. & 6.B.IV. I beg to confirm the following points noted during our telephone conversation this morning. I) Bentley to complete 10,000…

scan0274 Brake judder issues on a Wraith and sending replacement star springs and a front pull off spring.
View original record To Rm/IMW. from Rm/AFM. Chateauroux. Rm/AFM.9/WH.2.3.38. BRAKES 26.G.VI & 6.B.IV. We have sent to you two sets of star springs for the Wraith, which have had the centre keys removed and are located by…

scan0275 To I.M. Waller in France regarding a print for fitting springs.
View original record Rm/I.M.Waller, Hotel de France, Chateauroux, Indre, FRANCE. [Handwritten] 200 Rm/AFM.10/JH.3.3.38. We are sending you a print GCD.246, as possibly you will not know how to fit the springs we have sent…

scan0276 Improvements to the front suspension's rubber bushes and bearings.
View original record To By/Ald. from Rm/Les. c. By. 200B Rm/Les.1/AP.3.3.38 B,III. FRONT SUSPENSION. We want to try to increase the life of the rubber bushes by putting their axis at right angles to the direction of load.…

scan0277 Bentley accident in Paris which damaged the front axle and two wheels, causing a delay.
View original record 200a To. Rm. from Rm/IMW. Levallois I/. 4.3.38. 6.B.IV.- BENTLEY. I have been delayed at Paris, as on the way into the Depot, I ran over an island in the middle of the road in avoiding a car on my…

scan0278 Confirming a Bentley car has returned to Châteauroux and is running satisfactorily.
View original record 200a To. Rm. CHATEAUROUX. 2/.5.3.38. 6.B.IV. - BENTLEY. This car has now returned to Châteauroux. The running is quite satisfactory and mileage has been resumed. ------------- Rm/IMW. Ivan M. Waller.

scan0279 Progress report on the 15,000-mile endurance test in France for the Bentley and Wraith models.
View original record Sg. HS. c. By. c. Mx. 200a also 600a Rm8/R.7.3.38. 15,000 MILES TEST IN FRANCE. Both the Bentley and the Wraith have now completed 10,000 Miles' running at Chateauroux. A brief examination of the…

scan0280 Vehicle testing, component checks, and logistical arrangements for cars in Chateauroux.
View original record Rm/IMW (Chateauroux). 200a also 600a Rm7/R.7.3.38. This is to confirm our telephone conversation that you will retain 6.B.IV at Chateauroux and run casual mileage on it until we let you know something…

scan0281 The examination and modification of a Bentley's brake system, including front drum cracks and rear lever adjustments.
View original record To. Rm. [Strikethrough: Rm/AFM.] GRY - CHATEAUROUX I/. 7.3.38 600a 6.B.IV.- BENTLEY. BRAKES. The front brakes were thoroughly examined in Paris. Apart from one bent toggle pin, the bad judders…

scan0282 Three successive changes to a vehicle's braking and servo lever system.
View original record ( 2 ) I/.7.3.38. Ist Change. Our mock-up. Idler Lever and all other levers as above. (Pending receipt of levers from Works.) This gives a considerable increase in servo and direct foot braking to…

scan0283 Recommendation for a system of levers for production, detailing tests and component specifications.
View original record ( 3 ) We recommend this system of levers for production. We have tested the safety stop with the rear rope disconnected and find it works correctly with the modified leverage. The front equaliser…

scan0284 Showing hand brake linkage diagrams and leverage calculations for different schemes.
View original record MEMO. 1/7.3.38. 1 - HAND BRAKE. <- P LBS. FROM HAND BRAKE A CROSS SHAFT B C IDLER LEVER D <- R LBS. TO REAR BRAKES R = P x A/B x C/D ORIGINAL SCHEME - R = P x 3.25/2.625 x 2.5/3.375 = 0.916 P 1ST…

scan0285 With calculations for the servo to rear brakes lever system.
View original record MEMO. 1/7.3.38 2. SERVO TO REAR BRAKES <- P LBS FROM SERVO LEVER CROSS SHAFT IDLER LEVER <- R LBS TO REAR BRAKES R = P x E/B x C/D ORIGINAL SCHEME - R = P x 1.25/2.625 x 2.5/3.375 = 0.353 P 1ST CHANGE…

scan0286 Diagram and calculations for the direct foot to rear brakes linkage.
View original record MEMO. 1/7.3.38. 3. DIRECT FOOT TO REAR BRAKES. <- P LBS FROM SERVO CAM LEVER F CROSS SHAFT B C D IDLER LEVER <- R LBS TO REAR BRAKES R = P x F/B x C/D ORIGINAL SCHEME - R = P x 2.8125 / 2.625 x 2.5 /…

scan0287 French road tests on a Bentley, its return to England for repairs, and future plans for a Wraith car.
View original record 200d also 600d Sg. from Rm. Hs. c. By. c. Da. c. Mx. FRENCH TESTS. Rm6/R.8.3.38. We have completed 11,000 miles' running on the Bentley, and it has been brought back to England for the remainder of…

scan0288 Trouble with a ball pin taper on rear dampers and roll rod links due to incorrect fitting.
View original record 200a. Rm/IMW. Hotel de France, Chateauroux, Indre, FRANCE. Rm/Wym.8/JH.9.3.38. In reply to your memo. Chateauroux.2/5.3.38. last paragraph, we have not had any trouble whatever with a correctly fitted…

scan0289 From Chateauroux discussing testing results for the Bentley front brakes and the Wraith servo.
View original record 200a. To. Rm. from Rm/IMW. CHATEAUROUX 2/.9.3.38. 6.B.IV.- BENTLEY. We met Martindale in Paris this morning on early shift, and he tried both cars on the way to Chateauroux where we arrived for lunch.…

scan0290 List of 20 faults discovered on a Bentley 10,000 Miles Test Car after completing 10,561 miles.
View original record To. Rm. o. Rm/I.D. C. 2006 CHATEAUROUX. I/.10.3.38. 6.B.IV.- BENTLEY. 10,000 Miles Test Car. This car has left Chateauroux for England on completion of 10,561 miles. Martindale is taking it back. Will…

scan0291 Damage sustained by a Bentley test car in France during a road incident.
View original record To. Rm. 200a. CHATEAUROUX. 5/ II.3.38. Damage to 6.B.IV.- BENTLEY. 10,000 MILES TEST CAR IN FRANCE. On the 2nd March 1938 at about 6.30 P.M. I was driving this car up the Avenue de Friedland on the…

scan0292 The testing and performance of sparking plugs and ignition components on specific vehicles.
View original record To. Rm. c. Rm/RC. 200a. ERH [Struck through] F DERR [Struck through] BRAZER [Struck through] CHATEAUROUX 6/.II.3.38. hoter 6.B.IV. & 26.G.VI. Sparking Plugs. Herewith notes on Sparking plugs used on…

scan0293 Test report on spark plug and ignition component performance over mileage for car 26.G.VI.
View original record ( 2 ) 6/.II.3.38. 26.G.VI. Car sent out with K.L.G. FLB.30 X. plugs fitted. 321 miles. Arrived at Chateauroux. Plugs set at .030" 3,428 miles. K.L.G. FLB.30 X. plugs removed. No appreciable increase…

scan0294 Covering letter sending a report on '6.B.IV. - BENTLEY' for approval and comments.
View original record To. Rm. 200a CHATEAUROUX 2/.13.3.38. 6.B.IV. - BENTLEY. Herewith report on 6.B.IV. which I trust will meet with your approval. We have included an extra copy should you require it. I should greatly…

scan0295 Summary of results from a 15,000-mile test on a Bentley 6.B.IV car, detailing the performance of special features.
View original record To Sg. G.Hs. C.By. G.Ds. C.Rm. G.Mk. G.GnH. G.HPS. 200 CHATEAUROUX 1/.13.3.38. 6.B.IV - BENTLEY. 15,000 MILES TEST CAR. Summary of Results of Test of Special Features described in List Circulated on…

scan0296 Test report detailing the performance and endurance of various engine components.
View original record ( 2 ) I/.13.3.38. Parts. Result of Test. Valve Springs Nos. 1-6 RM.260. 19,320 miles. Produced in Swedish wire by Confirmed to be satisfactory. Tempered Spring Co. and No trouble experienced. recently…

scan0297 Results of tests on various automotive parts over specified mileages.
View original record ( 3 ) Parts. Result of Test. A.C. Bye-pass Oil Filter. 13,268 miles. The filter unit was not changed during this mileage and samples taken at intervals showed that the oil remained clean. This feature…

scan0298 Test report detailing the performance and issues of various vehicle components after mileage accumulation.
View original record ( 4 ) I/.13.3.38. Parts. Result of Test. Rubber mounted High Pressure S.U. Petrol Pump on side of battery box with water proof rubber sleeves. 19,320 miles. (13,873 miles for rubber covers). Was…

scan0299 Test report on various axle, bearing, and brake components.
View original record (5) Parts. Result of Test. Special .005" pre-load bearing for Rear Axle Pinion. After 5,100 miles running the pinion nose bearing failed. The thrust bearing was sent back to Derby for examination but…

scan0300 Test results for modifications to anti-judder levers, brake drums, linings, and servo springs.
View original record ( 6 ) Parts. Result of Test. Detail Modifications to anti-judder balance levers N.Sch.4865 Rm.350. including spring loaded clevis pins and Etonia bronze bushes for weights. 13,268 miles. The weights…

scan0301 Test results for modifications to brakes and steering systems on a Bentley.
View original record ( 7 ) Parts. Result of Test. Higher proportion of front brakes. Considerable improvement in stopping distance and freedom from rear wheel skids when braking hard. The standard Bentley front brakes…

scan0302 Results of mileage tests on various car components.
View original record ( 8 ) Parts. Results of test. Armstrong Rear Shock Dampers with rod control 11,404 miles. The dampers were effective in action and remained free from knocks. The maximum poundage was not sufficient…

scan0303 Test report detailing the performance of various vehicle components over mileage.
View original record ( 9 ) I/.13.3.38. Parts. Result of Test. A.C. Speedometer and Revolution Counter 19,320 miles. Good for accuracy and dead beat action. Inclined to fluctuate at very low speeds and more sensitive to…

scan0304 Test report detailing the performance of various electrical and engine components.
View original record ( 10 ) Parts. Result of Test. Lucas Combined Regulator and cut-out. 19,320 miles. Maintained good control of battery charge. Initial charge at start of running considerably higher than standard. No…

scan0305 Test results for corrugated metal joint washers and a special front bumper bar.
View original record ( II ) Parts. Result of Test. Corrugated Metal Joint Washers in spherical joint between exhaust manifold and downtake pipe. These were satisfactory but did not cover the whole mileage undisturbed, as…

scan0306 General notes on the running performance and issues encountered with a vehicle's engine, clutch, and transmission during a mileage test.
View original record (I2) GENERAL NOTES ON THE RUNNING. The engine proved very reliable and was not dismantled in anyway during the mileage. There was a slight period noticeable at 3,300 r.p.m. but this became no worse…

scan0307 Performance and component evaluation report, including data on fuel/oil consumption and engine pressures.
View original record ( 13 ) The brakes were good, apart from troubles experienced due to an attempt to use more front braking than the size of the brakes will permit. Two brake toggles were bent, but it appears that these…

scan0308 The performance and issues of a special Park-Ward car body.
View original record ( I4 ) Special Park-Ward Body. The outward appearance is the same as the present standardised bodies being produced by Park-Ward, but the internal construction was experimental and singularly prone to…

scan0309 The issues found during a 300-mile test run, including body rattles and various other complaints.
View original record To Rm/FD. from Rm/Gry. 200a Rm/Gry.3/MH.14.3.38. 6.B.IV. Run of about 300 miles. Worst features are body thumps and rattles. Other complaints - (1) Throttle sticks. (2) Radiator empties while…

scan0310 Requesting various maintenance and repair tasks to be carried out on a car.
View original record γ To HPS. from Rm/FD. Rm/FL.1/MH.14.3.38. 200a 6.B.IV. Will you please have the following work carried out on the above car - (1) Examine all bearings, remove sump only. (2) Repack water pump gland.…

scan0311 Need to replace the deteriorating body on test car 6.B.IV before completing its mileage test.
View original record W/S. Hn. from Rm. 230a. Rm2/R.15.3.38. 6.B.IV is now back in England, and has a further 5,000 miles' running to do to complete its test. The body is falling to pieces. The wheel arches are in such…

scan0312 Poor outcome of an experimental car body and arrangements for its replacement by Park Ward & Co.
View original record Rm at W. F. DOPP Hn18/AH.16.3.38. --- 200a 6-B-IV. Rm2/R.15.3.38.? --- We regret to note the body of experimental construction has turned out so badly. Park Ward & Co., can remove it and replace the…

scan0313 Correspondence regarding a 10,000-mile test report for car 6.B.IV in France and its return to Derby.
View original record Rm/IMW. from Rm. 200a Rml/R.18.3.38. Many thanks for your notes , and for the 10,000 miles' report on 6.B.IV in France. Naturally, this latter report without strip particulars loses a good deal of its…

scan0314 The reversed throttle spring for Bentleys, recommending it for standardisation to prevent idling speed variations.
View original record To. Rm. 200a. CHATEAUROUX 6/.18.3.38. 6.B.IV.- BENTLEY. Throttle Spring. The reversed throttle spring was omitted from the 10,000 miles report. This was effective in preventing the wide variations in…

scan0315 Failure and analysis of a preloaded pinion bearing in a rear axle.
View original record 200a Sg. from Rm/Gry. Hs. By. Da. Hdy. GWH. Rm/Gry.10/AP.21.3.38 REAR AXLE - 6 1/2 B.lV. Further to By.2/G.15.2.38 in which it is stated that the .005" preloaded pinion bearing had failed, we now know…

scan0316 Advanced state of disintegration of a Bentley body by Park Ward following French tests.
View original record Rm 200a. To Hs. From Sg. Copy to Rm.BY. De. Mx. French Tests. Sg21/E21.3.38 Referring to Rm6/R8.3.38 (received this morning) I am particularly interested to note that the body on the Bentley is in an…

scan0317 Laboratory report on the failure analysis of a Bentley back axle pinion.
View original record ✓Rm. from H1/EJW. C BY ---- M.1,556. LABORATORY. H1/EJW.2/GS.21.3.38. BENTLEY BACK AXLE PINION. Your Ref: Rm/FJH.4/AP.26.2.38. This pinion failed on chassis 6.B.IV. during test in France, after 4972…

scan0318 Laboratory report showing the failure of a Bentley back axle pinion roller track.
View original record ROLLS-ROYCE LABORATORY REPORT: H1/EJW.P/GS.21.3.38. M.1,556/1 x 1.5 BENTLEY BACK AXLE PINION SHOWING FAILURE OF ROLLER TRACK.

scan0319 Laboratory report on a Bentley back axle pinion, showing a transverse section and fracture of the case on the roller track.
View original record ROLLS-ROYCE LABORATORY REPORT: H1/EJW.Z/GS.21.3.38. BENTLEY BACK AXLE PINION. M.1,556/2 x2 TRANSVERSE SECTION OF CASE ON ROLLER TRACK. CASE M.1,556/3 x4 FRACTURE OF CASE ON ROLLER TRACK.

scan0320 Post office telegram to Robotham at Roycar Derby advising that 'SIX B FOUR' is ready for collection.
View original record POST OFFICE TELEGRAM Charges to pay: 200a. RECEIVED No. L221 OFFICE STAMP: DERBY AU 24 24 Time handed in: PM 4 22 m Prefix: 60 Office of Origin and Service Instructions: 360 4.14 LONDON T 10 Words:…

scan0321 Removal, examination, and re-assembly of a propeller shaft from car 6.B.IV.
View original record 200a- To HPS. from Rm/Gry. c. By. Rm/Gry.1/AP.30.3.38 6.B.IV's PROPELLER SHAFT. We have removed the propeller shaft from this car in the Garage because of rough running at high speeds. We are sending…

scan0322 Usage of transport car 6.B.IV and assigning responsibility for it.
View original record Rm/FD. from Rm. 200a. Rm5/R.30.3.38. TRANSPORT CAR. 6.B.IV is now in a position to run further mileage. It should be definitely used on every possible occasion when anyone is going outside. There is…

scan0323 Inquiry requesting further details about alleged damage to an O.S.R. wing.
View original record 200a. W/S - Hn. Rm/FD.9/JH.31.3.38. re 6.B.4. We understand from Rm/Waller that the O.S.R. wing was slightly damaged and repaired at Chateauroux, otherwise the body was free from damage. Could you…

scan0324 Note on damage to the offside rear wing and back door, with speculation on the cause.
View original record S/W Rm/FD 200a. Hn6/AH.2.4.38. 6-B.4. Rm/FD.9/JH.31.3.38. In addition to the offside rear wing, the lower part of the offside back door is distorted. It is impossible to say from examination of the…

scan0325 Problem with a Bentley's off-side rear door not shutting properly.
View original record 206a W/S. To Hn. from Rm/IMW. c. Rm/FD. Rm/IMW.3/AP.4.4.38 6.B.1V. BENTLEY Your memo Hn.6/MH.2.4.38 has been passed on to me by Rm/FD. The off-side rear door was not damaged in any accident nor did it…

scan0326 Requesting the re-spoking of damaged wheels for car 6.B.IV, with a handwritten reply.
View original record 200a. Rm/FD. from Rm. Rm11/R.6.4.38. Will you please ensure that the wheels on 6.B.IV which were damaged in France are re-spoked at Coventry. Rm We understand that the two front wheels in question…

scan0327 Follow-up note regarding damage to a Bentley's offside back door.
View original record Copy to Rm/IMW Rm/FD [struck through] 200a. [handwritten] Noted - Jpw [handwritten] Hn4/AH.7.4.38. ----- 6-B.IV - Bentley. Rm/IMW.3/AP.4.4.38. ----- We note what you say. The lower rear corner of the…

scan0328 Urgent request to fit a new corrugated flexible copper connection to a chassis filler head.
View original record To HPS. 200a. Rm/JBD.7/JH.12.4.38. 6.B.IV. Will you please fit a new corrugated flexible copper connection to the filler head of the above chassis. The existing one is cracked. As the car is going to…

scan0329 Urgent request to fit a new corrugated flexible copper connection to a chassis filler head.
View original record 200a. To HPS. Rm/JBD.7/JH.12.4.38. 6.B.IV. Will you please fit a new corrugated flexible copper connection to the filler head of the above chassis. The existing one is cracked. As the car is going to…

scan0330 The testing and replacement of a thermostat scheme on a Bentley test car.
View original record To HPS. from Rm/Std. c. Rm/IMW. 200a Rm/Std.1/MH.22.4.38. 6.B.IV - THERMOSTAT SCHEME. Will you please note for record purposes that the thermostat scheme which ran 10,000 miles in France on this car…

scan0331 Requesting the removal and stripping of an overdrive gearbox and Girling Brakes for examination.
View original record 200a. To HPS. Rm/FD.2/JH.25.4.38. 6.B.IV. Will you please have the overdrive gearbox removed and stripped for examination. Also the Girling Brakes. Rm/FD.

scan0332 After 15,000-mile test report giving impressions on the gearbox and clutch performance of car 6-B-IV.
View original record Rm. C. BY. (crossed out) C. Da. (crossed out) C. Mx. (crossed out) ----- 200A Da/Hdy.4/G.30.4.38. I WALLER noted. 6-B-IV. AFTER 15,000 MILE TEST. With reference to my run on this car to West Wittering…

scan0333 Test driver's feedback report on vehicle handling and controls.
View original record - 2 - in spite of this it was less pleasant to operate, in my opinion, than that on B.23-AE. which I took on the same run two years ago. There is a hydraulic scheme of assistance which seems likely to…

scan0334 Typed report detailing issues with a vehicle's horn, coachwork, and top speed performance.
View original record - 3 - Da/Hdy.4/G.30.4.38. Horn Button. Also needed too much pressure. Horns. Did not seem to be any too powerful when travelling fast. Coachwork. The extra width of body, and the modified lever…

scan0335 Modifications for a Long C.F. Clutch on chassis 6.B.IV.
View original record To HPS. from Rm/NRC. c. HPS/FS. c. Rm/FD. γ 200a Rm/NRC.4/MH.2.5.38. UNIT B.24 CHASSIS 6.B.IV. LONG C.F.CLUTCH. The above car is now in the shop. Please remove flywheel and drill and tap to Rm.510…

scan0336 Fitting brakes to chassis 6.B.IV using parts from other vehicles.
View original record 250a To HPS. Rm/AFM.7/JH.3.5.38. 6.B.IV. - Brakes. Will you please fit the rear brakes now on 5.B.IV. dynamometer chassis to 6.B.IV. when it is rebuilt. These are 14" dia. brakes. The equalizer shafts…

scan0337 Inspection report for Bentley Chassis No. 6.B.IV after a 15,000-mile road test, focusing on the condition of the gearbox.
View original record To Rm. from HPS/LK. c. BY. (crossed out) c. Dur. (crossed out) c. Rm/IMW. (crossed out) 300a [Handwritten signature and notes: #H 7/2 AFAH Apm] HPS/LK.1/VS.6.5.38. BENTLEY CHASSIS NO. 6.B.IV. The…

scan0338 Condition report on a vehicle's gearbox and rear brakes.
View original record - 2 - HPS/LK.1/VS.6.5.38. Gearbox (Continued). The end float of the 3rd motion shaft gears is nil. The 3rd and 4th speed synchromesh mechanism is in satisfactory condition. 2nd Motion Shaft. G.55798.…

scan0339 Inspection report on the condition of rear brakes, rear hubs, and rear springs.
View original record - 3 - HPS/LK.1/VS.6.5.38. Rear Brakes (Continued). On the brake mechanism of the rear off side wheel the forked ends of the brake shoes GB.2753 are distorted due to unequal thrust of the brake…

scan0340 Photograph of a damaged second motion shaft for a G.B.IV gearbox.
View original record G.B.IV. GEARBOX - DAMAGED SECOND MOTION SHAFT.

scan0341 Photograph showing a cracked servo stud boss on a gearbox casing.
View original record 6.B.IV. GEARBOX - CRACKED SERVO STUD BOSS.

scan0342 Photograph showing a broken leaf from an off-side rear spring.
View original record 6.B.IV. OFF SIDE REAR SPRING - BROKEN LEAF.

scan0343 Request to dismantle and inspect a steering column and box due to a bad knock, suspecting a broken ball in the cam follower.
View original record 200a - To HPS. Rm/FD.18/JH.16.5.38. 6.B.4. Will you please have the steering column and box removed, dismantled and inspected, there is a very bad knock coming from the box and we suspect a broken…

scan0344 Fracture on a Bentley Chassis front brake drum after a 7,000-mile road test.
View original record 200a. To Rm. from HPS/LK. c. BY. c. De. c. Rm/AFM. HPS/LK.2/VS.19.5.38. BENTLEY CHASSIS 6.B.IV Front Hub. For your reference we attach hereto photograph showing fracture which has developed on the off…

scan0345 Photograph of an off-side front brake drum after a 7000-mile road test.
View original record OFF SIDE FRONT BRAKE DRUM. After 7000 Miles' Road Test.

scan0346 Technical memo detailing observations and issues with car O.B.IV, including clutch, brake, and throttle problems.
View original record To Rm/FD. (For Log Book.) 2 c/o c Rm/Gry.5/MH.8.6.38. O.B.IV. If the driving seat and position of the clutch pedal and/or heel board were in the same position as J.B.IV this would be quite a nice car.…

scan0347 Typed memorandum comparing brake lever ratios and efficiency for O.B.IV (Girling) brakes.
View original record ZOOa Typed 26/7/38. COPY FOR FILES. O.B.IV (GIRLING) BRAKES. A. The 'M' series standard Bentley has a brake lever ratio front/rear = 1.00, with 1,770 brake units. B. O.B.IV has now (with longer front…

scan0348 Requesting a comparative petrol consumption test between car models 7.B.V. and 6.B.IV.
View original record To Rm/IMW. from Rm. 200d also 400d Rm.7/MH.2.8.38. Will you please arrange to get the comparative petrol consumption between 7.B.V. and 6.B.IV., running on the same gear ratio and at the same weight.…

scan0349 Request to have the baffles refixed in the front silencer of car 6.B.4.
View original record 200d. To HPC. Rm/FD.5/JH.21.10.38. 6.B.4. Will you please have the baffles refixed in the front silencer on the above car. Rm/FD.

scan0350 Fitting of Bendix 2 leading shoe brakes and rear axle modifications as an experimental arrangement.
View original record 200a To HPS. Rm/JBD.9/JH.13.2.39. 6.B.IV. We are sending 6.B.4. into the shop to have the Bendix 2 leading shoe brakes fitted. These are for 12" drums and are supplied complete on carrier plates. We…

scan0351 Instruction to remove a complete back axle from vehicle 6.B.IV and send it to the Experimental Fitting Shop.
View original record 200a To Hd. Rm/JBD.4/B.15.2.39. 6.B.IV. Will you please remove the back axle complete from 6.B.IV and send it over to the Experimental Fitting Shop. We will send over the car as soon as you can take…

scan0352 Request to replace the proper wheel bearings on the rear hubs of 6.B.V. following the completion of tests.
View original record 200a. To HPS. Rm/JBD.6/JH.28.3.39. 6.B.V. Will you please replace the proper wheel bearings on the rear hubs of 6.B.V. The tests with the slack races are now complete. Rm/JBD.

scan0353 Internal request to remove a starter motor from a car for examination.
View original record 200a & 6134 To HPS. Rm/RC.6/JH.25.4.39. re 6.B.IV. We wish to examine the starter motor fitted on the above car. Will you please remove same and hand over to the electrical laboratory. Rm/RC.

scan0354 Internal request to manufacture and fit new shear pins for a steering tube joint.
View original record 200a To HPS. from Rm/FJH. Rm/FJH.4/MH.11.5.39. 6.B.IV STEERING. Will you please make 6 shear pins to EXS.1635 and fit 2 of these to the rear side steering tube joint of 6.B.IV. New holes will have to…

scan0355 Tests conducted on Bentley II steering gear shear pins to determine maximum load capacity.
View original record 200a + 250 To By. from Rm/FJH. c. HS. c. Da. c. Da/Ev. Rm/FJH.1/MH.1.6.39. BENTLEY II STEERING. We have been carrying out tests to find the maximum load to which the steering gear of O.B.IV, an 'M'…

scan0356 Test report on 850 lbs. capacity shear pins being driven over a kerb at various speeds.
View original record -2- Rm/FJH.1/MH.1.6.39. Test 4. Shear pins of 850 lbs. capacity. These were driven over the 6 1/2" kerb at 30 m.p.h. and 33 m.p.h. and apparently remained intact. At 35 m.p.h. both offside tyres were…

scan0357 Instruction to fit an Armstrong damper to the front brakes for schemes GCD.1231 and GL.893.
View original record 200a To HPS. Rm/JBD.17/JH.7.6.39. 6.B.IV. Front Brakes. Will you please fit the Armstrong damper we are supplying to the above, schemes GCD.1231 and GL.893. Rm/JBD.

scan0358 Scheme for mounting a gear pump for an oil servo clutch on a 6.B.1V chassis.
View original record BY/NS. c. Rm. c. BY/Ald. 200a DA.2/G.12.6.39. OIL SERVO CLUTCH ON 6.B.1V. Herewith is a scheme for mounting a gear pump in the above chassis for use with the oil clutch servo shewn on PD.442 and…

scan0359 Request to fix a loose lever on a N.S.F. aluminium brake shoe and fit a new drum.
View original record 200a. To HPS/RH. Rm/JBD.17/JH.12.7.39. 6.B.IV. Brakes. The lever in the N.S.F. aluminium shoe on the above has come loose. Will you please change over the ball races etc, and fit the new drum we have…

scan0360 The failure of a near side front alum brake drum and liner after a road test.
View original record 200a To Rm. from HPS/RH. c. Dy. c. Dr. c. HPS. ARM HPS/RH.4/BA.14.7.39. Alum Brake Drums 6.B.IV. Failure of Near Side Front Alum Brake Drum. Ex.21590. Herewith photograph shewing Brake Drum and liner…

scan0361 Photograph of a large, circular, riveted mechanical component, likely a flywheel or clutch drum.
View original record ",

scan0362 Non-standard features of the 6.B.IV. rear axle.
View original record 200a & 202 To Rm/FD. from Rm/FJH. Rm/FJH.1/MH.8.1.40. NON STANDARD FEATURES OF 6.B.IV. REAR AXLE. (1) New rear hub bearings required. Existing ones ground down to slack fit in hubs. (2) New axle tubes…

scan0363 Experimental features on a car being re-conditioned for resale.
View original record 200a. To Hd. from Rm/FD. Rm/FD.1/BA.10.1.40. Re: 6.B.IV. We have handed this car over for re-condition and re-sale. There are a few Experimental features still on the car and are as follows:- (1) Rear…

scan0364 Standardizing experimental features for the M series Bentley.
View original record 202a W/S - Cx. c. to W/S - Hn. Rm/FD.4/JH.5.2.40. re 6.B.IV. When the experimental features have been made standard on this car it should be listed as an M series Bentley i.e. it is fitted with Marles…

scan0365 Brief typed internal memo chasing a reply to a previous correspondence.
View original record 200a. S/W. Rm. c. to Hr. 29.1.40.. re- 6-B-IV. Cx7/KW9.2.40. Can you now please reply to my Cx6/CP Cx. dwb

scan0366 Curt memo regarding a repeated request for a document concerning the Bentley Car 6.B.IV.
View original record To D/BP/WK. from Rm/Wym. Rm/Wym.2/ET.22.8.40 Re: BENTLEY CAR 6.B.IV. In reply to your memo D/BP/WK.11/DP.21.8.40, we note you refer to Rm/Wym.4/Dn.17.8.40 on two occasions and later say you have no…

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