| Description | Date | Identifier | |
| Continued report page on tracing a fault, noting the absence of useful tools from the tool kit. | 26th Jun 1941 | Box 111 \ 2 scan0441 | |
| Letter from Park Ward & Co. Ltd confirming a car is ready for collection and arrangements for paint. | 11th Aug 1941 | Box 111 \ 2 scan0442 | |
| Telegram confirming a vehicle is ready for collection on Thursday morning. | 11th Aug 1944 | Box 111 \ 2 scan0443 | |
| Vehicle faults including brakes, doors, roof, and steering. | 17th Nov 1941 | Box 111 \ 2 scan0444 | |
| Car defects, specifically grounding at the rear and fuel filling issues, with a handwritten test report. | 29th Dec 1943 | Box 111 \ 2 scan0445 | |
| Revised specification for a Bentley No.1 Unit, chassis 1.B.50, detailing flywheel and clutch work. | 3rd Jan 1944 | Box 111 \ 2 scan0446 | |
| Ground clearance and petrol filling issues on a Bentley 50. | 10th Jan 1944 | Box 111 \ 2 scan0447 | |
| Secret letter to Messrs. Park Ward & Co. Ltd. discussing Six-light and Four-light body designs and manufacturing proposals. | 30th Sep 1938 | Box 111 \ 3 scan0001 | |
| Letter confirming the plan to build an experimental body and produce dies for the front wings of a 3.B.5 chassis. | 4th Nov 1938 | Box 111 \ 3 scan0002 | |
| Letter to coachbuilder Park Ward & Co. Ltd. commissioning a 4-door Saloon body for a Bentley B.50 chassis. | 4th Nov 1938 | Box 111 \ 3 scan0003 | |
| Letter to Park Ward & Co. Ltd. regarding the coachwork specification for a 4 Light Saloon with Division. | 8th Nov 1938 | Box 111 \ 3 scan0004 | |
| Specification document for the coachwork of a Four Door Four Light Saloon on a Long Wheelbase Bentley chassis. | 8th Nov 1938 | Box 111 \ 3 scan0005 | |
| Bodywork and interior feature specifications, page 2. | 8th Nov 1938 | Box 111 \ 3 scan0006 | |
| Specification sheet detailing the fitting and supply of various car body components and accessories. | 8th Nov 1938 | Box 111 \ 3 scan0007 | |
| Page of coachwork specifications detailing pockets, finishing instructions, and weight limits. | 9th Nov 1938 | Box 111 \ 3 scan0008 | |
| Confirming that drawing PD.303 for the body design of project 3.B.50 has been sent and instructed. | 9th Nov 1938 | Box 111 \ 3 scan0009 | |
| Letter to Park Ward & Co. Ltd. confirming a reduced delivery time for the bodywork on chassis 3.B.50. | 15th Nov 1938 | Box 111 \ 3 scan0010 | |
| Supply status and specifications for various car accessories. | 17th Nov 1938 | Box 111 \ 3 scan0011 | |
| Instructions to coachbuilder Park Ward & Co. Ltd. regarding the finish of pressed steel wheels and a spare wheel cover. | 25th Nov 1938 | Box 111 \ 3 scan0012 | |
| Confidential letter to Messrs. Park Ward & Co. Ltd. regarding car modifications. | 26th Nov 1938 | Box 111 \ 3 scan0013 | |
| Requesting an order for a B.50 frame for a specific part number. | 5th Dec 1938 | Box 111 \ 3 scan0014 | |
| Specification sheet for model 3.S.30, detailing modifications to the gearbox, axles, hubs, and electrical components. | 12th Dec 1938 | Box 111 \ 3 scan0015 | |
| List of electrical components and their corresponding part or reference numbers. | 12th Dec 1938 | Box 111 \ 3 scan0016 | |
| List of vehicle components with associated notes and part references. | 12th Dec 1938 | Box 111 \ 3 scan0017 | |
| Specification sheet detailing modifications and parts for brakes, steering, and fuel systems. | 12th Dec 1938 | Box 111 \ 3 scan0018 | |
| Specification sheet detailing various vehicle components and their associated part numbers. | 12th Dec 1938 | Box 111 \ 3 scan0019 | |
| Specifying the prioritization of the 3.B.50 chassis completion over the 10.B.V. chassis. | 13th Dec 1936 | Box 111 \ 3 scan0020 | |
| Scheme for the projection of a bonnet shape for a sloping dashboard on chassis 3.B.50. | 29th Dec 1938 | Box 111 \ 3 scan0021 | |
| Confidential letter to Messrs. Park Ward & Co. Ltd. regarding the bonnet height on chassis 3.B.50. | 29th Dec 1938 | Box 111 \ 3 scan0022 | |
| Assembly specification for updating and installing a B.V. No.3 unit into a 3.B.50 chassis. | 31th Dec 1938 | Box 111 \ 3 scan0023 | |
| Scheme for dashboard and bonnet fixings for chassis 3.B.50. | 2nd Jan 1939 | Box 111 \ 3 scan0024 | |
| From HPS/WSC to Rm chasing outstanding details for a car specification. | 4th Jan 1939 | Box 111 \ 3 scan0025 | |
| Parts required to complete the 3.B.50 chassis. | 4th Jan 1939 | Box 111 \ 3 scan0026 | |
| Letter to Park Ward & Co. Ltd. confirming a visit and the desired delivery date for chassis 3.B.50. | 7th Jan 1938 | Box 111 \ 3 scan0027 | |
| Requesting an exhaust system with a Wraith type centre expansion box. | 10th Jan 1939 | Box 111 \ 3 scan0028 | |
| The specification for re-assembling an engine unit for a Wraith III No.9 chassis. | 13th Jan 1939 | Box 111 \ 3 scan0029 | |
| List of specifications for components including an induction system, distributor, coupling, and camwheel. | 13th Jan 1939 | Box 111 \ 3 scan0030 | |
| The despatch of brackets to Messrs. Marstons for a Bentley 3-B-50 radiator. | 13th Jan 1939 | Box 111 \ 3 scan0031 | |
| The change of incorrect front road springs on a chassis. | 26th Jan 1939 | Box 111 \ 3 scan0032 | |
| Letter to a coachbuilder regarding the dislike of a proposed leather sample for a car's interior. | 1st Feb 1939 | Box 111 \ 3 scan0033 | |
| Parts and schemes for a Bentley Chassis 3.B.50. | 3rd Feb 1939 | Box 111 \ 3 scan0034 | |
| Parts such as clips, hinges, and brackets, with instructions regarding blueprints for a chassis. | 3rd Feb 1939 | Box 111 \ 3 scan0035 | |
| The bonnet for Bentley Chassis 3.B.50, enclosing blueprints for hinge and bonnet LOP parts. | 6th Feb 1939 | Box 111 \ 3 scan0036 | |
| Letter to Messrs. Park Ward & Co. Ltd. confirming the despatch of a chassis for a 3.B.50 body. | 7th Feb 1939 | Box 111 \ 3 scan0037 | |
| Urgent request for permission to use a transport lorry to deliver a Bentley chassis to Messrs. Park Ward. | 7th Feb 1939 | Box 111 \ 3 scan0038 | |
| Letter from coachbuilders Park Ward & Co. Ltd. regarding the dispatch of Chassis No. 3.B.50 and the associated wheels. | 8th Feb 1939 | Box 111 \ 3 scan0039 | |
| Letter from the Experimental Department to Messrs. Park Ward & Co. Ltd. regarding missing parts for chassis 3.B.50. | 8th Feb 1939 | Box 111 \ 3 scan0040 | |
| Letter from coachbuilders Park Ward & Co Ltd acknowledging the upcoming dispatch of missing chassis parts. | 9th Feb 1939 | Box 111 \ 3 scan0041 | |
| Letter to Messrs. Park Ward & Co. Ltd. regarding an error with rear body brackets. | 11th Feb 1939 | Box 111 \ 3 scan0042 | |
| Sending body brackets to the stores for urgent dispatch to Park Ward for chassis 3.B.50. | 11th Feb 1939 | Box 111 \ 3 scan0043 | |
| Letter to Messrs. Park Ward & Co. Ltd. regarding chassis modifications, parts supply, and a dummy rear axle. | 13th Feb 1939 | Box 111 \ 3 scan0044 | |
| Revised specifications for a chassis, including hydraulic brakes and a B.60 engine, before dispatch to a coachbuilder in France. | 15th Feb 1939 | Box 111 \ 3 scan0045 | |
| Letter to Messrs. Park Ward & Co. Ltd. regarding a change in the instrument board design for chassis 3.B.50. | 16th Feb 1939 | Box 111 \ 3 scan0046 | |
| Confidential letter to Park Ward & Co. Ltd. regarding modifications required for chassis 3.B.50. | 25th Feb 1939 | Box 111 \ 3 scan0047 | |
| Letter to Park Ward & Co. Ltd. listing blueprints for fitting a bonnet to chassis 3.B.50. | 28th Feb 1939 | Box 111 \ 3 scan0048 | |
| Sending a pair of bonnet catches to Park Ward & Co. Ltd. for an experimental car. | 8th Mar 1939 | Box 111 \ 3 scan0049 | |
| Letter to Park Ward & Co. Ltd. about dispatching bonnet fasteners for bonnet 3.B.50. | 8th Mar 1939 | Box 111 \ 3 scan0050 | |
| Letter from coachbuilder Park Ward confirming they will fit bonnet fasteners upon their arrival. | 9th Mar 1939 | Box 111 \ 3 scan0051 | |
| Letter regarding the dispatch of parts and agreement on bonnet drawing modifications. | 10th Mar 1939 | Box 111 \ 3 scan0052 | |
| Letter to coachbuilder Park Ward & Co. Ltd. discussing modifications to bonnet plates and dashboard fittings for car 3.B.50. | 10th Mar 1939 | Box 111 \ 3 scan0053 | |
| Instruction to despatch one bonnet eye to Mr. Ward of Messrs. Park Ward & Co. for chassis 3.B.50. | 13th Mar 1939 | Box 111 \ 3 scan0054 | |
| Requesting assistance in preparing car 3.B.50 for France, detailing engine parts and potential delays. | 15th Mar 1939 | Box 111 \ 3 scan0055 | |
| Specification memo detailing the parts to be fitted for chassis 3.B.50. | 16th Mar 1939 | Box 111 \ 3 scan0056 | |
| Confirming rear axle modifications for car 3.B.50, requiring new drawings for a narrow track axle. | 16th Mar 1939 | Box 111 \ 3 scan0057 | |
| Short memo from Rm. to Hn. arranging a meeting to inspect stone-guards on car 3.B.50. | 16th Mar 1939 | Box 111 \ 3 scan0058 | |
| Considerations for fitting a twin exhaust system to a 3.B.50 chassis. | 17th Mar 1939 | Box 111 \ 3 scan0059 | |
| Component delays and the current production status of a new rear axle. | 18th Mar 1939 | Box 111 \ 3 scan0060 | |
| Modified oil seals and the machining of an axle, requesting a final decision to avoid delays. | 18th Mar 1939 | Box 111 \ 3 scan0061 | |
| The new axle for the 3.B.50 vehicle, including specifications and timelines. | 20th Mar 1939 | Box 111 \ 3 scan0062 | |
| Letter from coachbuilders Park Ward & Co. Ltd. confirming a car is ready for collection. | 21th Mar 1939 | Box 111 \ 3 scan0063 | |
| Instruction to arrange for a lorry to collect a Bentley chassis with body from Messrs. Park Ward, Willesden. | 21th Mar 1939 | Box 111 \ 3 scan0064 | |
| Request to fit a modified clutch pedal mechanism without delaying completion. | 22th Mar 1939 | Box 111 \ 3 scan0065 | |
| Specification for the front shock dampers for a car destined for France. | 24th Mar 1939 | Box 111 \ 3 scan0066 | |
| Letter to Park Ward & Co. Ltd. regarding the supply of parts for chassis 3.B.50. | 24th Mar 1939 | Box 111 \ 3 scan0067 | |
| The creation of an official order based on an attached letter. | 30th Mar 1939 | Box 111 \ 3 scan0068 | |
| Letter from the Experimental Department requesting a 1 gallon tin of green spraying paint for wheels for body B.298. | 30th Mar 1939 | Box 111 \ 3 scan0069 | |
| Instruction to replace the existing interleaving with Tufnol interleaving on the rear road springs for car 3.B.50. | 31th Mar 1939 | Box 111 \ 3 scan0070 | |
| Letter from coachbuilder Park Ward & Co. Ltd confirming the despatch of cellulose material for spraying the wheels of a Bentley Chassis. | 31th Mar 1939 | Box 111 \ 3 scan0071 | |
| Letter from Park Ward & Co. Ltd confirming the dispatch of one gallon of cellulose paint. | 1st Apr 1939 | Box 111 \ 3 scan0072 | |
| Order acceptance slip from Park Ward & Co., Ltd. | 1st Apr 1939 | Box 111 \ 3 scan0073 | |
| Request for a complete specification for the flywheel and clutch for a Bentley Chassis 3.B.50 being fitted with a B.60 No.4 Cast Iron Engine Unit. | 4th Apr 1939 | Box 111 \ 3 scan0074 | |
| Need for a higher axle ratio and 11/41 gears in vehicle 3.B.50 for French testing. | 4th Apr 1939 | Box 111 \ 3 scan0075 | |
| Fitting of a B.60 No.4 engine and a thin flexible flywheel disc to a Bentley car for testing. | 5th Apr 1939 | Box 111 \ 3 scan0076 | |
| Proposal to send engine 3.B.50 to France, as the 'Silver Dawn' model is not required immediately. | 5th Apr 1939 | Box 111 \ 3 scan0077 | |
| Requesting the GCD.1309 Felt Seal for Handbrake Shaft be fitted to car 3.B.50 for a French test. | 19th Apr 1939 | Box 111 \ 3 scan0078 | |
| Letter from the Experimental Department to Park Ward & Co. Ltd. regarding a missing battery from a chassis. | 27th Apr 1939 | Box 111 \ 3 scan0079 | |
| 6-cylinder car waiting for a final gearbox and ongoing work on a B.60 engine and its breathing scheme. | 27th Apr 1939 | Box 111 \ 3 scan0080 | |
| Test bed report and specification for the B.60 Unit No.4, prepared for a 15,000-mile test on a B.B.50 chassis. | 27th Apr 1939 | Box 111 \ 3 scan0081 | |
| Engine component specifications and analyzing a loss in power performance. | 27th Apr 1939 | Box 111 \ 3 scan0082 | |
| Engine oil consumption tests with various pistons and inserts, and a list of faults with the electrical equipment. | 27th Apr 1939 | Box 111 \ 3 scan0083 | |
| Investigations into electrical equipment and crankshaft damper issues, including distributor governors and drives. | 27th Apr 1939 | Box 111 \ 3 scan0084 | |
| Continuation page discussing the design, testing, issues, and virtues of a crankshaft damper system. | 27th Apr 1939 | Box 111 \ 3 scan0085 | |
| Engine oil leaks, general running performance, and a post-dismantling inspection of parts. | 27th Apr 1939 | Box 111 \ 3 scan0086 | |
| Inspection report detailing findings on engine component wear, clearances, and scoring. | 27th Apr 1939 | Box 111 \ 3 scan0087 | |
| Graph showing the open exhaust power curve for a B.60 No. 4 unit after 15,000 miles. | 27th Apr 1939 | Box 111 \ 3 scan0088 | |
| Letter from coachbuilders Park Ward & Co. Ltd concerning the location of a battery for chassis 3.B.50. | 28th Apr 1939 | Box 111 \ 3 scan0089 | |
| The instrumentation of Wraith & Bentley exhaust manifolds. | 28th Apr 1939 | Box 111 \ 3 scan0090 | |
| The urgent replacement of an 8-cylinder engine in a car to be sent to France. | 1st May 1939 | Box 111 \ 3 scan0091 | |
| Instruction to change the carburetter air silencer intake pipe diameter on Bentley 50 cars. | 2nd May 1939 | Box 111 \ 3 scan0092 | |
| Letter to Park Ward & Co. Ltd. about painting Bentley wheel caps. | 11th May 1939 | Box 111 \ 3 scan0093 | |
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