| Description | Date | Identifier | |
| Fitting of a large capacity oil pump to chassis B-80-EF. | 6th Sep 1938 | Box 146 \ 1 scan0374 | |
| Letter from Colonel Lindeman to Mr. Allen regarding the need to modify gauges after fitting a new oil pump. | 31th Aug 1938 | Box 146 \ 1 scan0375 | |
| From Paris raising queries about Michelin tyres, a mysterious bracket, the 25/30 HP gear lever, and Bentley tyre pressures. | 7th Sep 1938 | Box 146 \ 1 scan0376 | |
| Hand-drawn sketch illustrating the mounting of a clutch casing to a chassis frame. | 9th Sep 1938 | Box 146 \ 1 scan0377 | |
| Response to queries about Michelin tyres, the Wraith gear lever, Bentley tyre pressures, and the Paulin Bentley. | 9th Sep 1938 | Box 146 \ 1 scan0378 | |
| Letter of acknowledgement concerning information received about a Paulin Streamlined Bentley. | 12th Sep 1938 | Box 146 \ 1 scan0379 | |
| Letter discussing the arrival and testing of streamlined cars, including a French model and a Streamline Bentley. | 13th Sep 1938 | Box 146 \ 1 scan0380 | |
| Letter regarding a delay in the readiness of the Paulin streamlined Bentley. | 16th Sep 1938 | Box 146 \ 1 scan0381 | |
| Report concerning engine damage on Chassis GUL.4 owned by Mr. A. Embiricos, which was previously a trials car. | 27th Sep 1938 | Box 146 \ 1 scan0382 | |
| Letter discussing the rolling resistance of tyres, quoting correspondence from Marcel Michelin which suggests a meeting dependent on 'Mr. Hitler' allowing it. | 27th Sep 1938 | Box 146 \ 1 scan0383 | |
| Performance and handling characteristics of the Paulin Bentley and lessons for future product improvement. | 29th Sep 1938 | Box 146 \ 1 scan0384 | |
| Specific customer's car, logistical issues, and feedback on its design. | 29th Sep 1938 | Box 146 \ 1 scan0385 | |
| From Levallois to Derby regarding a bottom decarbonisation and connecting rod replacement for Chassis 3.AZ.212. | 30th Sep 1938 | Box 146 \ 1 scan0386 | |
| Communication regarding the ordering of parts for Phantom III low-speed wobbles. | 2nd Dec 1936 | Box 146 \ 2 scan0001 | |
| The billing of 'Seapak' noise insulation for a Bentley to the Paris Depot. | 4th Jan 1937 | Box 146 \ 2 scan0002 | |
| Winfield Carburetter following a demonstration tour on the Riviera. | 4th Jan 1937 | Box 146 \ 2 scan0003 | |
| Discussion at the Paris Depot concerning the replacement of main bearings. | 5th Jan 1936 | Box 146 \ 2 scan0004 | |
| To Bentley Motors Ltd. concerning the costs for bearing tightening and replacement jobs. | 5th Jan 1937 | Box 146 \ 2 scan0005 | |
| Dispatch and fitting of main and big end bearings for chassis B.60 GA during a 10,000 mile test. | 5th Jan 1937 | Box 146 \ 2 scan0006 | |
| The re-occurrence of steering wobble on Continental Trials Car chassis 3.AZ.20. | 6th Jan 1937 | Box 146 \ 2 scan0007 | |
| Possibility and method of changing main bearings on a Bentley 3 1/2 litre chassis without removing the engine. | 6th Jan 1937 | Box 146 \ 2 scan0008 | |
| Nitriding of crankshafts in France and the selection of steel. | 6th Jan 1937 | Box 146 \ 2 scan0009 | |
| The despatch of larger oil pumps and big ends for cars in France. | 6th Jan 1937 | Box 146 \ 2 scan0010 | |
| Confirming the fitting of a larger oil pump to a 'J' Series Bentley chassis as standard. | 6th Jan 1937 | Box 146 \ 2 scan0011 | |
| Summary of quarterly complaints regarding Bentley chassis for the quarter ending 31st December 1936. | 7th Jan 1937 | Box 146 \ 2 scan0012 | |
| Quarterly report from late 1936 analyzing brake complaints on Bentley chassis. | 31th Dec 1936 | Box 146 \ 2 scan0013 | |
| Various brake-related issues and their resolutions over different quarters. | 31th Dec 1936 | Box 146 \ 2 scan0014 | |
| Summary report of vehicle faults categorized by type and time period, with case-specific notes. | 31th Dec 1936 | Box 146 \ 2 scan0015 | |
| Quarterly summary of servo and clutch system complaints with associated vehicle case details. | 31th Dec 1936 | Box 146 \ 2 scan0016 | |
| Various clutch failures including insufficient pedal clearance, juggering, burn-out, and brutal operation, with case details. | 31th Dec 1936 | Box 146 \ 2 scan0017 | |
| Summary report of vehicle faults and modifications over a six-month period. | 31th Dec 1936 | Box 146 \ 2 scan0018 | |
| Faults with defective sparking plugs and engine pinking/detonation. | 31th Dec 1936 | Box 146 \ 2 scan0019 | |
| Summary report on engine faults including oil consumption, bearings, water pumps, and gear rattles. | 31th Dec 1936 | Box 146 \ 2 scan0020 | |
| Summary of faults and modifications related to oil plugs, engine valves, fans, and main bearings. | 31th Dec 1936 | Box 146 \ 2 scan0021 | |
| Engine component failures, oil pressure, and leakage issues. | 31th Dec 1936 | Box 146 \ 2 scan0022 | |
| Summary report on faults and remedies for components like cam balancing devices, tappets, torque reaction dampers, and carburetters. | 31th Dec 1936 | Box 146 \ 2 scan0023 | |
| Summary of engine and exhaust system faults and remedies from quarterly reports. | 31th Dec 1936 | Box 146 \ 2 scan0024 | |
| Summary report of vehicle faults, their frequency, and applied corrective actions. | 31th Dec 1936 | Box 146 \ 2 scan0025 | |
| Periodic report detailing faults and modifications related to steering and front axles. | 31th Dec 1936 | Box 146 \ 2 scan0026 | |
| Issues and solutions for front axle control noise and slack. | 31th Dec 1936 | Box 146 \ 2 scan0027 | |
| Technical report detailing faults with front axle control, gear lever vibration, and gearbox issues. | 30th Dec 1936 | Box 146 \ 2 scan0028 | |
| Summary report on vehicle faults related to the gearbox, rear wheel drivers, rear axle gear, and oil seals. | 30th Dec 1936 | Box 146 \ 2 scan0029 | |
| Faults and modifications related to rear wheel drivers and axle components. | 30th Dec 1936 | Box 146 \ 2 scan0030 | |
| Summary report of vehicle faults including rear axle pinion failure and various springing complaints. | 30th Dec 1936 | Box 146 \ 2 scan0031 | |
| Customer complaints and remedies for weak springs and noisy hydraulic dampers. | 30th Dec 1936 | Box 146 \ 2 scan0032 | |
| Faults with shock absorbers, dampers, and ride control. | 30th Dec 1936 | Box 146 \ 2 scan0033 | |
| Quarterly fault report detailing issues with dynamos, horns, petrol gauges, and batteries, including case numbers and remedies. | 30th Dec 1936 | Box 146 \ 2 scan0034 | |
| Quarterly report detailing component complaints and modifications, focusing on starter motors and S.U. petrol pumps. | 30th Dec 1936 | Box 146 \ 2 scan0035 | |
| Faults and repairs for S.U. petrol pumps and wing stay bolts. | 30th Dec 1936 | Box 146 \ 2 scan0036 | |
| Vehicle faults, frequency of occurrence, and corrective actions taken. | 30th Dec 1936 | Box 146 \ 2 scan0037 | |
| Summary report of defects related to speedometers, revolution counters, and clocks, detailing issues over a six-month period. | 30th Dec 1936 | Box 146 \ 2 scan0038 | |
| Summary report on defects and modifications concerning thermostats and W.B. bumpers. | 7th Jan 1937 | Box 146 \ 2 scan0039 | |
| Summary of failures related to W.B. bumpers, including plates, clips, and stops. | 7th Jan 1937 | Box 146 \ 2 scan0040 | |
| Letter clarifying a confusion over the designation of a specific metal, Hoyts A.V.B. | 7th Jan 1937 | Box 146 \ 2 scan0041 | |
| Dispatch of engine bearings, bearing failures, modifications, and new Dunlop tyres to resolve groaning issues. | 7th Jan 1937 | Box 146 \ 2 scan0042 | |
| Letter discussing the policy on replacing car bearings for customers in France. | 9th Jan 1937 | Box 146 \ 2 scan0043 | |
| Confirmation of a telegram reply to Mr. Sleator at Francobrit, France. | 11th Jan 1937 | Box 146 \ 2 scan0044 | |
| Delivery of larger oil pumps and the time taken for modifications to reach production. | 11th Jan 1937 | Box 146 \ 2 scan0045 | |
| Distributing the quarterly complaints report for various chassis for the quarter ending December 31st 1936. | 12th Jan 1937 | Box 146 \ 2 scan0046 | |
| Quarterly complaints report on brake issues for 25/30HP, 20/25HP and PH.II chassis for December 1936. | 31th Dec 1936 | Box 146 \ 2 scan0047 | |
| Quarterly report detailing customer complaints related to brakes, servos, and clutches, with specific case notes. | 31th Dec 1936 | Box 146 \ 2 scan0048 | |
| Vehicle faults such as clutch slips, oil leaks, broken valve springs, and noisy tappets. | 31th Dec 1936 | Box 146 \ 2 scan0049 | |
| Report page detailing faults and maintenance on carburettors, drive shafts, engines, and oil consumption. | 31th Dec 1936 | Box 146 \ 2 scan0050 | |
| Quarterly summary of reported vehicle faults, detailing issues with bonnets, spark plugs, magnetos, and engine couplings. | 28th Sep 1934 | Box 146 \ 2 scan0051 | |
| Summary of exhaust system complaints, corrosion issues, and rattles over a six-month period. | 28th Sep 1934 | Box 146 \ 2 scan0052 | |
| Quarterly report detailing faults and remedies for exhaust and steering systems. | 28th Sep 1934 | Box 146 \ 2 scan0053 | |
| Summary report of vehicle faults and remedies for steering, springs, front axle, and suspension. | 12th Jan 1939 | Box 146 \ 2 scan0054 | |
| Quarterly summary of vehicle complaints related to hydraulic systems and dynamos, with actions taken. | 12th Jan 1939 | Box 146 \ 2 scan0055 | |
| Quarterly report of complaints for the Phantom 21 chassis for December 1936. | 31th Dec 1936 | Box 146 \ 2 scan0056 | |
| List of reported vehicle faults, mileage, and corresponding service actions taken during the December quarter. | 31th Dec 1936 | Box 146 \ 2 scan0057 | |
| Faults and remedies for gearbox, propeller shaft, and brake systems. | 31th Dec 1936 | Box 146 \ 2 scan0058 | |
| Faults and repairs for issues related to brakes, servo, and steering systems. | 31th Dec 1936 | Box 146 \ 2 scan0059 | |
| Log of vehicle faults and corrective actions regarding electrical components and the speedometer. | 12th Jan 1937 | Box 146 \ 2 scan0060 | |
| Requesting a special set of shims with specific hole diameters for a B.6.BN. chassis engine in Paris. | 12th Jan 1937 | Box 146 \ 2 scan0061 | |
| Request to Bentley Motors for the return of a tool sketch related to bearings. | 14th Jan 1937 | Box 146 \ 2 scan0062 | |
| Internal query regarding the flexibility and periodicity of springs for the 25/30 HP model. | 14th Jan 1937 | Box 146 \ 2 scan0063 | |
| The performance of the Paris Trials Car (Chassis B.8.GA) following engine and brake modifications. | 14th Apr 1937 | Box 146 \ 2 scan0064 | |
| Report concerning excessive sinkage of Hall's Metal main bearings for chassis B.48.BN. | 15th Jan 1937 | Box 146 \ 2 scan0065 | |
| Measurements and condition of crankshaft components and Hall's Metal main bearings. | 7th Sep 1935 | Box 146 \ 2 scan0066 | |
| Bearing clearances for the Chassis B.8.GA Paris Trials Car. | 15th Jan 1937 | Box 146 \ 2 scan0067 | |
| Standard and experimental springs for the 23 HP model. | 16th Jan 1937 | Box 146 \ 2 scan0068 | |
| Production of a tool for measuring Bentley bearing sinkage. | 16th Jan 1937 | Box 146 \ 2 scan0069 | |
| Engine trouble and seizure on the Chassis B.8.GA Paris Trials Car. | 18th Jan 1937 | Box 146 \ 2 scan0070 | |
| Shop's recommendation for dealing with Bentley main bearings. | 19th Jan 1937 | Box 146 \ 2 scan0071 | |
| Dispatch of a Bentley Connecting Rod to the Paris Depot for fitment to trials car B-8 GA. | 19th Jan 1937 | Box 146 \ 2 scan0072 | |
| Telegraph list for parts required for a damaged Bentley brake drum. | 19th Jan 1937 | Box 146 \ 2 scan0073 | |
| Tool for measuring Bentley bearing sinkage. | 19th Jan 1937 | Box 146 \ 2 scan0074 | |
| The despatch of a special Bentley type Wilmot Breeden bumper for Chassis GUL.4. | 19th Jan 1937 | Box 146 \ 2 scan0075 | |
| Requesting a Bosch spark plug or a suitable alternative for Bentley complaint cars. | 22th Jan 1937 | Box 146 \ 2 scan0076 | |
| Duplicated entry for a suspension complaint in the quarterly report. | 22th Jan 1937 | Box 146 \ 2 scan0077 | |
| Telegram regarding finding employment in Paris for men arriving from Chateauroux with a Phantom. | 25th Jan 1937 | Box 146 \ 2 scan0078 | |
| Requesting an opinion on the W/M bearings removed from the engine of chassis B.60.GA, the Paris Trials Car. | 14th Jan 1937 | Box 146 \ 2 scan0079 | |
| From Levallois to Derby admitting an error in the quarterly complaints report regarding chassis GBJ.22. | 25th Jan 1937 | Box 146 \ 2 scan0080 | |
| Enclosing an article about the benefits of incorporating lead in brake liners. | 25th Jan 1937 | Box 146 \ 2 scan0081 | |
| Translated article from 'L'Auto' discussing progress and techniques in automobile braking. | 25th Jan 1937 | Box 146 \ 2 scan0082 | |
| Technical explanation of how lead incorporated into brake linings improves braking performance by regulating friction and reducing wear. | 25th Jan 1937 | Box 146 \ 2 scan0083 | |
| The advantages of lead-asbestos and lead-impregnated linings in brake development, specifically referencing the Bendix brake system. | 25th Jan 1937 | Box 146 \ 2 scan0084 | |
| Letter regarding the performance and fitting of 'Perfect Oil Seals' to several Bentley rear axles. | 25th Jan 1937 | Box 146 \ 2 scan0085 | |
| The condition of a trials car's main bearings after a 10,000-mile test. | 26th Jan 1937 | Box 146 \ 2 scan0086 | |
| Letter regarding the main bearings of chassis B.174.CR, noting their condition after a fire and their subsequent replacement. | 29th Jan 1937 | Box 146 \ 2 scan0087 | |
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