| Description | Date | Identifier | |
| Request for a replacement steering lever for chassis B.42.FB following a crash. | 4th Jan 1936 | Box 89 \ 4 scan0023 | |
| Examination report on a big-end failure in a Bentley unit after 800 miles, caused by foreign matter in the oil system. | 5th Jan 1937 | Box 89 \ 4 scan0024 | |
| Blueprint illustrating the failure analysis of a big-end bearing and connecting rod bush. | 29th Dec 1936 | Box 89 \ 4 scan0025 | |
| Inspection report on a Bentley R.6.B.R. engine (B-47-HM) following a big end seizure. | 5th Jan 1937 | Box 89 \ 4 scan0026 | |
| Broken valve spring on a Bentley Chassis B.30-HK belonging to Capt. J.P. Howey. | 6th Jan 1937 | Box 89 \ 4 scan0027 | |
| Investigating a big end bearing failure on a customer's car, chassis B.47.HM, due to a loss of oil pressure. | 14th Jan 1937 | Box 89 \ 4 scan0028 | |
| Request for a report on a complaint case regarding chassis B-47-HM. | 14th Jan 1937 | Box 89 \ 4 scan0029 | |
| Complaint case and investigation into a big end engine failure. | 8th Jan 1937 | Box 89 \ 4 scan0030 | |
| Confirming decarbonisation work and valve lapping on a car. | 11th Jan 1937 | Box 89 \ 4 scan0031 | |
| Repeated big end and piston seizures on Bentley Chassis B.3-CW, with an oil sample sent for investigation. | 18th Jan 1937 | Box 89 \ 4 scan0032 | |
| Letter to a customer regarding the cause of a big end bearing failure in their Bentley and an offer to cover repair costs. | 18th Jan 1937 | Box 89 \ 4 scan0033 | |
| The concluding page of a letter of apology. | 18th Jan 1937 | Box 89 \ 4 scan0034 | |
| Detailed history of a car's engine failures and subsequent repairs. | 18th Jan 1937 | Box 89 \ 4 scan0035 | |
| Engine failure with a seized piston and the proposed plan for repair. | 18th Jan 1937 | Box 89 \ 4 scan0036 | |
| Correspondence regarding the return of a set of connecting rods from chassis B.123.AE for examination. | 26th Jan 1937 | Box 89 \ 4 scan0037 | |
| Letter from a supplier detailing a severe braking failure on a Bentley after driving through floodwater. | 6th Feb 1937 | Box 89 \ 4 scan0038 | |
| Letter from a customer raising concerns about dangerous brake performance when the linings get wet. | 6th Feb 1937 | Box 89 \ 4 scan0039 | |
| Letter addressing a customer's complaint about brake problems after exposure to water. | 9th Feb 1937 | Box 89 \ 4 scan0040 | |
| Letter from Wellworthy Piston Rings regarding the delayed return of a Bentley car. | 10th Feb 1937 | Box 89 \ 4 scan0041 | |
| Letter to Flight-Lieut. C.S. Staniland regarding brake performance and a planned trip to America. | 10th Feb 1937 | Box 89 \ 4 scan0042 | |
| Letter from Wellworthy Piston Rings discussing a self-resolving braking issue where the car pulls to one side. | 12th Feb 1937 | Box 89 \ 4 scan0043 | |
| Letter from Fairey Aviation providing feedback on the performance of new car brakes. | 9th Feb 1937 | Box 89 \ 4 scan0044 | |
| Investigation report into a complaint of excessive oil consumption for a Bentley engine, detailing unsuccessful repair attempts. | 24th Mar 1937 | Box 89 \ 4 scan0045 | |
| Complaint case for Mr. P. Michelin regarding an engine failure in chassis B.100.HK and an urgent request for parts. | 31th Mar 1937 | Box 89 \ 4 scan0046 | |
| Custom steering column modification requested for a new Bentley chassis. | 16th Apr 1937 | Box 89 \ 4 scan0047 | |
| Inquiry regarding the completion of a test on Vandervell bearings and a potential Bentley order. | 21th Apr 1937 | Box 89 \ 4 scan0048 | |
| Modifications to a Bentley steering pendulum lever for Chassis B.38.K.T. | 23th Apr 1937 | Box 89 \ 4 scan0049 | |
| To Guy Vandervell regarding the failure of Vandervell bearings during testing. | 23th Apr 1937 | Box 89 \ 4 scan0050 | |
| Notification regarding the fracture of a rear axle shaft on a Bentley chassis owned by Lady Beecham. | 27th Apr 1937 | Box 89 \ 4 scan0051 | |
| Stripping an axle on Bentley Chassis B.75.AE to investigate repeated failures. | 30th Apr 1937 | Box 89 \ 4 scan0052 | |
| Removal and repair of a rear axle assembly from a Bentley chassis B-75-AE. | 29th Apr 1937 | Box 89 \ 4 scan0053 | |
| Follow-up letter regarding oil seeping onto the brakes for chassis B.3.GA, confirming the issue is resolved and the car is for sale. | 4th May 1937 | Box 89 \ 4 scan0054 | |
| Letter from The Earl of Rothes requesting assistance with a Bentley service under guarantee and extending a social invitation. | 10th May 1937 | Box 89 \ 4 scan0055 | |
| Letter to the Earl of Rothes regarding a delay to a chassis due to a strike and a personal visit. | 13th May 1937 | Box 89 \ 4 scan0056 | |
| Owner's complaint report number 139 regarding a transmission failure on chassis B.174.H.K. | 19th May 1937 | Box 89 \ 4 scan0057 | |
| Analysis of a transmission failure on a customer's car, focusing on the rear wheel drivers. | 11th May 1937 | Box 89 \ 4 scan0058 | |
| Owner's complaint report detailing a transmission failure and a jammed rear axle driver dog. | 10th May 1937 | Box 89 \ 4 scan0059 | |
| Works order for the repair of a rear axle from chassis B-74-HK due to a sheared driving dog. | 13th May 1937 | Box 89 \ 4 scan0060 | |
| Seeking advice on a reply to a customer concerning their car's brakes. | 27th May 1937 | Box 89 \ 4 scan0061 | |
| Letter to a customer regarding a preference for increased front wheel braking. | 2nd Jun 1937 | Box 89 \ 4 scan0062 | |
| Response to a customer complaint regarding unsatisfactory brakes on a Bentley car. | 27th May 1937 | Box 89 \ 4 scan0063 | |
| The Bentley Clutch and correspondence from Mr. Maurice Molloy. | 31th May 1937 | Box 89 \ 4 scan0064 | |
| How to handle attached correspondence, referencing a previous dealing with Raymond Mays. | 31th May 1937 | Box 89 \ 4 scan0065 | |
| Copy of a letter from customer Mr. Maurice Molloy complaining about a severe clutch shudder and asking for the car to be sold. | 28th May 1937 | Box 89 \ 4 scan0066 | |
| Response to a customer's complaint about clutch judder, stating the issue was not demonstrable. | 20th May 1937 | Box 89 \ 4 scan0067 | |
| Customer complaint letter to Bentley Motors regarding unsatisfactory braking performance on a 4¼-litre Bentley. | 26th May 1937 | Box 89 \ 4 scan0068 | |
| Page two of a letter from Ernest G. Kleinwort comparing the braking performance of a Packard car to a Bentley. | 31th May 1937 | Box 89 \ 4 scan0069 | |
| Letter to Mr. Molloy regarding a complaint about his car and arranging for a clutch expert to inspect it. | 31th May 1937 | Box 89 \ 4 scan0070 | |
| How to handle correspondence by referencing a previous case involving Raymond Mays. | 31th May 1937 | Box 89 \ 4 scan0071 | |
| Customer's preference for increased front braking and a proposed modification. | 31th May 1937 | Box 89 \ 4 scan0072 | |
| Message to Maurice Molloy to arrange for a clutch expert to test a car. | 1st Jun 1937 | Box 89 \ 4 scan0073 | |
| Confirming a telegram sent to Mr. Molloy and promising an update on an investigation. | 1st Jun 1937 | Box 89 \ 4 scan0074 | |
| Letter to a customer regarding alterations to the front braking on a 4 1/4 Litre Bentley Chassis B.186.C.A. | 1st Jun 1937 | Box 89 \ 4 scan0075 | |
| Customer's brake issue and suggesting the use of aluminium drums. | 1st Jun 1937 | Box 89 \ 4 scan0076 | |
| Applying a successful non-standard braking modification from one customer's car to another. | 2nd Jun 1937 | Box 89 \ 4 scan0077 | |
| Mr. Kleinwort's agreement to a braking suggestion. | 4th Jun 1937 | Box 89 \ 4 scan0078 | |
| Cover note apologizing for an assistant's error in writing to Mr. Kleinwort without prior approval. | 5th Jun 1937 | Box 89 \ 4 scan0079 | |
| Brake alterations for Flt. Lt. Standiland's Bentley. | 5th Jun 1937 | Box 89 \ 4 scan0080 | |
| Reply to Mr. E.G. Kleinwort regarding the suitability of Aluminium drums for his Packard brakes. | 7th Jun 1937 | Box 89 \ 4 scan0081 | |
| Complaint case memo regarding a customer's request to fit an Autovac system to their car. | 8th Jun 1937 | Box 89 \ 4 scan0082 | |
| Customer visit report and ongoing testing of a specific plate type on a Bentley. | 8th Jun 1937 | Box 89 \ 4 scan0083 | |
| Customer visit to investigate complaints of clutch jaggers. | 7th Jun 1937 | Box 89 \ 4 scan0084 | |
| Customer complaint about a 'jagger' fault, including a transcribed letter from the customer regarding the issue. | 9th Jun 1937 | Box 89 \ 4 scan0085 | |
| The postponement of car alterations for Mr. E.G. Kleinwort and a clarification on aluminium drums. | 9th Jun 1937 | Box 89 \ 4 scan0086 | |
| Return of an axle unit from chassis B.65.JY due to a transmission failure caused by a fractured driver dog. | 9th Jun 1937 | Box 89 \ 4 scan0087 | |
| The loan of a car to Staniland and the collection of his old car. | 11th Jun 1937 | Box 89 \ 4 scan0088 | |
| The return of a rear axle from Bentley Chassis B-65-JY for examination and repairs. | 11th Jun 1937 | Box 89 \ 4 scan0089 | |
| Forwarding a customer's letter from E.G. Kleinwort for comment on technical points. | 11th Jun 1937 | Box 89 \ 4 scan0090 | |
| Customer's feedback letter on a 4¼-litre Bentley, with suggestions for improving suspension and braking systems. | 9th Jun 1937 | Box 89 \ 4 scan0091 | |
| Letter providing feedback on carburation, synchro-mesh gearing, and control placement on a Bentley. | 11th May 1934 | Box 89 \ 4 scan0092 | |
| Page 3 of a letter from Ernest Kleinwort with suggestions on controls and gear lever position. | 14th Jun 1937 | Box 89 \ 4 scan0093 | |
| Technical memorandum responding to points raised about suspension, braking, carburation, and synchromesh. | 14th Jun 1937 | Box 89 \ 4 scan0094 | |
| Internal memorandum discussing controls and central gear change, mentioning a disagreement with the sales department. | 14th Jun 1937 | Box 89 \ 4 scan0095 | |
| Arrangements for Mr. E.G. Kleinwort's car, chassis B-186-GA, to undergo repairs for brakes and transmission judder. | 14th Jun 1937 | Box 89 \ 4 scan0096 | |
| Issues and remedial work for Chassis B.260.GA belonging to Mr. A. Embiricos, covering suspension, instruments, and engine. | 15th Jun 1937 | Box 89 \ 4 scan0097 | |
| Engine fault investigation and subsequent repair report for Chassis B.260.GA. | 15th Jun 1937 | Box 89 \ 4 scan0098 | |
| The road testing, oil consumption, and final assessment of the engine for Chassis B.260.GA. | 15th Jun 1937 | Box 89 \ 4 scan0099 | |
| Instructions for brake modifications on car B-186-GA for owner E.G. Kleinwart. | 15th Jun 1937 | Box 89 \ 4 scan0100 | |
| Confirming that a letter has been sent to Mr. E.G. Kleinwort regarding chassis B-186-GA. | 15th Jun 1937 | Box 89 \ 4 scan0101 | |
| Brake complaint on car B.42.FB and the required modifications. | 16th Jun 1937 | Box 89 \ 4 scan0102 | |
| Answering a query about tipping shoe specification and linings containing lead. | 16th Jun 1937 | Box 89 \ 4 scan0103 | |
| Investigation into a complaint of Bentley brake squeaks. | 16th Jun 1937 | Box 89 \ 4 scan0104 | |
| Letter to a customer regarding a potential clutch improvement on their Bentley. | 16th Jun 1937 | Box 89 \ 4 scan0105 | |
| Difficulty of fitting an Autovac to a Bentley due to potential petrol starvation issues. | 24th Jun 1937 | Box 89 \ 4 scan0106 | |
| Complaint case for chassis B.65-FC. | 24th Jun 1937 | Box 89 \ 4 scan0107 | |
| Connecting rod failure in a Bentley 4 1/4-Litre engine, detailing crankshaft and bearing conditions. | 24th Jun 1937 | Box 89 \ 4 scan0108 | |
| Repeated connecting rod failure on a 4 1/4 litre Bentley, car B.47.HM. | 25th Jun 1937 | Box 89 \ 4 scan0109 | |
| Query regarding the availability of an 11 x 43 axle ratio for the Marquis of Cholmondeley's car, chassis B.169.GP. | 29th Jun 1937 | Box 89 \ 4 scan0110 | |
| Big end failure on a Bentley B-42-FB during delivery to Lillie Hall. | 30th Jun 1937 | Box 89 \ 4 scan0111 | |
| Big end failure of a Bentley B-42-FB during delivery to Lillie Hall. | 30th Jun 1937 | Box 89 \ 4 scan0112 | |
| The unavailability of an 11 x 43 axle for Chassis B.169.GP. | 1st Jul 1937 | Box 89 \ 4 scan0113 | |
| Putting new aluminium bearings in Mr. Vandervell's car and a promise to improve a 4¼-litre car. | 1st Jul 1937 | Box 89 \ 4 scan0114 | |
| Reserving a vehicle in Paris for the Marquis of Cholmondeley. | 2nd Jul 1937 | Box 89 \ 4 scan0115 | |
| To Mr. Lang regarding chassis B-122-GA being fitted with a new cylinder head and pistons, and undergoing an oil consumption test. | 2nd Jul 1937 | Box 89 \ 4 scan0116 | |
| Experimental engine modifications for a 4¼-litre Bentley, chassis 57-KW, for Vandervell. | 5th Jul 1937 | Box 89 \ 4 scan0117 | |
| High-speed test of a Bentley, detailing engine modifications and performance metrics. | 5th Jul 1937 | Box 89 \ 4 scan0118 | |
| Confirming a reserved chassis for Guy Vandervell and arranging its handover upon completion. | 5th Jul 1937 | Box 89 \ 4 scan0119 | |
| Instructions for modifying a chassis unit, including fitting special bearings and adjusting the compression ratio. | 7th Jul 1937 | Box 89 \ 4 scan0120 | |
| Complaint case memorandum regarding front end instability and dithering on a Bentley car. | 9th Jul 1937 | Box 89 \ 4 scan0121 | |
| Arrangements for a meeting with Mr. Jackson in Derby, possibly related to a Donnington Meeting. | 10th Jul 1937 | Box 89 \ 4 scan0122 | |
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