| Description | Date | Identifier | |
| Chargeability and order details for replacement drums for Raymond Mays. | 13th Sep 1938 | Box 90 \ 4 scan0180 | |
| Special features for a new Saloon car chassis for customer Raymond Mays, Esq. | 16th Nov 1938 | Box 90 \ 4 scan0181 | |
| Special features and modifications for chassis B.156.MR, referencing parts from B.144.LS. | 21th Nov 1938 | Box 90 \ 4 scan0182 | |
| Request from Mr. Raymond Mays to fit the brake drums and a higher compression engine from his old car to his new chassis. | 29th Nov 1938 | Box 90 \ 4 scan0183 | |
| Reply regarding Mr. Raymond Mays' new car specifications. | 15th Dec 1938 | Box 90 \ 4 scan0184 | |
| Fitting of special, non-standard parts to Raymond Mays' car. | 16th Dec 1938 | Box 90 \ 4 scan0185 | |
| Letter to W.A. Robotham arranging a revised time for a works visit, accompanied by the officer commanding the Spitfires at Duxford. | 7th Mar 1939 | Box 90 \ 4 scan0186 | |
| Letter of recommendation for an apprenticeship for Michael Gordon-Crosby. | 9th Mar 1939 | Box 90 \ 4 scan0187 | |
| Instructing that an invoice be sent to Mr. Raymond Mays. | 5th Oct 1939 | Box 90 \ 4 scan0188 | |
| Requesting payment approval for an invoice from Machining Ltd. for work carried out for Raymond Mays. | 30th Sep 1939 | Box 90 \ 4 scan0189 | |
| Sale of Raymond Mays' car, B-156-MR, and the issue of its non-standard brake parts. | 23th Aug 1940 | Box 90 \ 5 scan0001 | |
| Replacement of non-standard parts on a car. | 28th Aug 1940 | Box 90 \ 5 scan0002 | |
| The non-standard fittings on Raymond Mays' car B-156-MR. | 28th Aug 1940 | Box 90 \ 5 scan0003 | |
| To Raymond Mays requesting a reply about a car's brakes, which is holding up the sale of the vehicle. | 28th Aug 1940 | Box 90 \ 5 scan0004 | |
| Forwarding a copy of a letter from Raymond Mays with feedback on trying the B-V. | 27th Sep 1940 | Box 90 \ 5 scan0005 | |
| Letter from Raymond Mays providing feedback on an experimental car he test-drove, detailing suspension and handling characteristics. | 24th Sep 1940 | Box 90 \ 5 scan0006 | |
| Query regarding high oil consumption in a 3.5 litre Bentley after fitting new bearings. | 16th Sep 1935 | Box 90 \ 5 scan0007 | |
| Requesting views regarding a 3.5-Litre Bentley, chassis B.121.AE, owned by Captain Woolf Barnato. | 17th Sep 1935 | Box 90 \ 5 scan0008 | |
| Excessive oil consumption in Capt. Woolf Barnato's 3.5 Litre Bentley. | 20th Sep 1935 | Box 90 \ 5 scan0009 | |
| List of reported issues and checks for chassis B-121-AE, belonging to Capt. Woolf Barnato. | 8th Oct 1935 | Box 90 \ 5 scan0010 | |
| Oil consumption test figures for chassis B121-AE owned by Capt. Barnato. | 18th Oct 1935 | Box 90 \ 5 scan0011 | |
| Requesting the production of three experimental relief valve springs for Barnato's Car. | 18th Oct 1935 | Box 90 \ 5 scan0012 | |
| Work on Capt. W. Barnato's car, chassis B-121-AE, focusing on reducing oil consumption and bearing performance. | 21th Oct 1935 | Box 90 \ 5 scan0013 | |
| Testing and delivery of Captain W. Barnato's car, chassis B.121.AE. | 29th Oct 1935 | Box 90 \ 5 scan0014 | |
| Handover of chassis B-121-AE for repair for Captain W. Barnato. | 31th Oct 1935 | Box 90 \ 5 scan0015 | |
| Oil consumption and pressure figures for Chassis B-121-AE, owned by Capt. W. Barnato. | 31th Oct 1935 | Box 90 \ 5 scan0016 | |
| The completion of tests on chassis B-121-AE for Capt. W. Barnato. | 15th Nov 1935 | Box 90 \ 5 scan0017 | |
| Confirming a telephone conversation to arrange a new clutch for chassis B.121.GP. | 26th Jun 1936 | Box 90 \ 5 scan0018 | |
| Issues with the overdrive gear and servo liner for Chassis No. B.16-AW. | 24th Sep 1940 | Box 90 \ 5 scan0019 | |
| Technical review of issues with a cone and servo lining on chassis B-16-AW for Capt. Barnato. | 27th Sep 1940 | Box 90 \ 5 scan0020 | |
| Captain Barnato's Bentley and an unresolved springing issue, arranging for the car to be sent to Derby. | 8th Oct 1940 | Box 90 \ 5 scan0021 | |
| Notification that Mr. Barnato's car is ready for collection at the Clan Foundry, Belper. | 27th Oct 1940 | Box 90 \ 5 scan0022 | |
| Faults found in Barnato's car, concerning the suspension, brakes, and a noisy gearbox. | 28th Oct 1940 | Box 90 \ 5 scan0023 | |
| Confirming Capt. Wolf Barnato's chauffeur has been advised that Chassis No. B.16-AW is ready for collection. | 30th Oct 1940 | Box 90 \ 5 scan0024 | |
| The investigation and rectification of suspension and brake issues on Capt. Barnato's car B.16.AW. | 8th Nov 1940 | Box 90 \ 5 scan0025 | |
| Suspension complaint and servo judders on Barnato's car. | 12th Nov 1940 | Box 90 \ 5 scan0026 | |
| Suspension complaint and servo judders on Barnato's car due to a difference between production and experimental parts. | 27th Dec 1940 | Box 90 \ 5 scan0027 | |
| The diagnosis and resolution of brake faults on Captain Barnato's car. | 13th Nov 1940 | Box 90 \ 5 scan0028 | |
| The diagnosis and proposed resolutions for brake servo squeak and groan issues. | 13th Nov 1940 | Box 90 \ 5 scan0029 | |
| Utilising existing Barnato's B.V. springs by inserting a packing and altering the drawing for future purchases. | 23th Nov 1940 | Box 90 \ 5 scan0030 | |
| Incorrect front suspension springs and a servo judder on Barnato's Bentley V. | 22th Nov 1940 | Box 90 \ 5 scan0031 | |
| 'bumping' issue with the front springs on Captain Barnato's car. | 24th Sep 1940 | Box 90 \ 5 scan0032 | |
| Investigation and resolution of brake faults on Captain Barnato's car. | 13th Nov 1940 | Box 90 \ 5 scan0033 | |
| The investigation and rectification of a brake servo squeak and groan, with proposed further actions. | 13th Nov 1940 | Box 90 \ 5 scan0034 | |
| Complaint about the front springs on Barnato's Bentley V car. | 25th Nov 1940 | Box 90 \ 5 scan0035 | |
| Investigation report into suspension crashing and brake squeaking issues on Capt. Barnato's Car B.16.AW. | 8th Nov 1940 | Box 90 \ 5 scan0036 | |
| Letter from Park Ward & Co. Ltd confirming collection details for a steel-bodied Bentley. | 31th Jul 1935 | Box 90 \ 5 scan0037 | |
| Letter confirming the collection details and novel features of car B.56-BN with an all-steel body. | 1st Aug 1935 | Box 90 \ 5 scan0038 | |
| The delayed readiness of a Steel Bodied Car. | 2nd Aug 1935 | Box 90 \ 5 scan0039 | |
| Letter from a coachbuilder confirming a car's collection date and detailing a special ventilation system. | 2nd Aug 1935 | Box 90 \ 5 scan0040 | |
| Letter concerning a delay on a steel-bodied car due to holidays and a request for an earlier handover. | 3rd Aug 1935 | Box 90 \ 5 scan0041 | |
| Pre-delivery modifications and preparations for chassis B-56-BN. | 8th Aug 1935 | Box 90 \ 5 scan0042 | |
| Correspondence regarding a carnet, international fiscal permit, and a registration number discrepancy for chassis B. 56-BN. | 8th Aug 1935 | Box 90 \ 5 scan0043 | |
| Clarifying a confusion over vehicle registration numbers for chassis B. 56-BN. | 8th Aug 1935 | Box 90 \ 5 scan0044 | |
| Loan of a car with a Park Ward All Steel Body for holidays and its subsequent examination. | 14th Aug 1935 | Box 90 \ 5 scan0045 | |
| Steel car body's performance, noting issues with dust penetration and rattles. | 19th Aug 1935 | Box 90 \ 5 scan0046 | |
| Car issues including luggage condition, door movement, and a fix for vapour lock. | 19th Aug 1935 | Box 90 \ 5 scan0047 | |
| Car testing plans concerning vapour lock and fuel suitability in hot weather conditions. | 19th Aug 1935 | Box 90 \ 5 scan0048 | |
| Italian Army Manoeuvres potentially impacting a job and test schedule. | 2nd Sep 1935 | Box 90 \ 5 scan0049 | |
| The test of the Spectre and Bentley models on the Stelvio Pass, investigating a petrol supply and engine restarting issue. | 2nd Sep 1935 | Box 90 \ 5 scan0050 | |
| Vehicle performance issues and modifications, including vapour lock, steering lock, and petrol systems. | 2nd Sep 1935 | Box 90 \ 5 scan0051 | |
| Continental tour testing car performance, fuel quality, and a high-compression cylinder head. | 2nd Sep 1935 | Box 90 \ 5 scan0052 | |
| Letter to Mr. C.W. Ward of Park Ward & Co. Ltd. enclosing a report on a steel-bodied car. | 3rd Sep 1935 | Box 90 \ 5 scan0053 | |
| The 3,000-mile continental test of an all-steel body on chassis B-56-MR. | 8th Sep 1935 | Box 90 \ 5 scan0054 | |
| List of annoying features noted on a vehicle's body construction independent of the steel body. | 3rd Sep 1935 | Box 90 \ 5 scan0055 | |
| Test report detailing issues with windscreen operation, body wind noise, and plans for further endurance testing. | 3rd Sep 1935 | Box 90 \ 5 scan0056 | |
| Specifications for building a new Large Bore Bentley engine unit for a preliminary run in France. | 3rd Sep 1935 | Box 90 \ 5 scan0057 | |
| Weight analysis of an all-steel car body, model B-56-BN. | 4th Sep 1935 | Box 90 \ 5 scan0058 | |
| The current position of getting the Large Bore Bentley to France. | 4th Sep 1935 | Box 90 \ 5 scan0059 | |
| Test of the Spectre & Bentley on the Stelvio pass, referencing petrol quality on the continent. | 5th Sep 1935 | Box 90 \ 5 scan0060 | |
| Letter from Ethyl Export Corporation regarding fuel octane ratings and lead content in continental Europe. | 4th Sep 1935 | Box 90 \ 5 scan0061 | |
| Request to shorten S.U. carburettors for a 3.500 Bore Bentley induction system. | 6th Sep 1935 | Box 90 \ 5 scan0062 | |
| Final specification details for the Large Bore Bentley engine. | 6th Sep 1935 | Box 90 \ 5 scan0063 | |
| Proposal for testing a large bore engine by modifying car B-56-BN with a new cylinder block and valve gear. | 6th Sep 1935 | Box 90 \ 5 scan0064 | |
| The readiness of a large bore Bentley unit for France. | 6th Sep 1935 | Box 90 \ 5 scan0065 | |
| Steel-bodied Bentley and a potential 10,000 miles test. | 12th Sep 1935 | Box 90 \ 5 scan0066 | |
| Letter to Park Ward & Co. Ltd. discussing torsional rig test results for a steel-bodied car and potential improvements. | 12th Sep 1935 | Box 90 \ 5 scan0067 | |
| Initial results from a chassis vibrating rig used to investigate steering column movement. | 18th Sep 1935 | Box 90 \ 5 scan0068 | |
| Vibration tests report for a steel-panelled Bentley Saloon, model B-56-BN. | 13th Sep 1935 | Box 90 \ 5 scan0069 | |
| Analysis of steering wheel and chassis movement under different car configurations to reduce vibration. | 13th Sep 1935 | Box 90 \ 5 scan0070 | |
| Recommendations for future tests on a vibrating machine to more accurately locate resonant frequencies. | 13th Sep 1935 | Box 90 \ 5 scan0071 | |
| Vibration tests on a Steel Panelled Bentley Saloon, model B-56-BN. | 13th Sep 1935 | Box 90 \ 5 scan0072 | |
| Analysis of steering wheel and chassis movement with different wing and dash configurations. | 13th Sep 1935 | Box 90 \ 5 scan0073 | |
| Future testing procedures for a vibrating machine to improve the accuracy of resonant frequency location. | 13th Sep 1935 | Box 90 \ 5 scan0074 | |
| Series of graphs showing vibration test results on chassis B.56.BN under different configurations. | 10th Mar 1935 | Box 90 \ 5 scan0075 | |
| Listing modifications required for the B-56-BN, 10,000 Miles Chassis - Large Bore Unit. | 16th Sep 1935 | Box 90 \ 5 scan0076 | |
| Letter from coachbuilders Park Ward & Co. Ltd to Bentley Motors confirming a noise insulation scheme for an All Steel Bentley Saloon. | 17th Sep 1935 | Box 90 \ 5 scan0077 | |
| Instructions to prepare a Steel Bodied Bentley Car (B.56-BN) for a 10,000-mile test and to carry out repairs. | 17th Sep 1935 | Box 90 \ 5 scan0078 | |
| Instruction to fit the cross member with rear rubber engine mounting and the dropped cross member between the headlamps. | 18th Sep 1935 | Box 90 \ 5 scan0079 | |
| Order for a complete fuel pump for a Bentley. | 19th Sep 1935 | Box 90 \ 5 scan0080 | |
| Instructions for modifying the petrol filter arrangement and installing a new reserve warning light device on chassis B-56-BN. | 19th Sep 1935 | Box 90 \ 5 scan0081 | |
| Request to fit an attached foot switch to vehicle B-56-BN for a 10,000-mile test. | 20th Sep 1935 | Box 90 \ 5 scan0082 | |
| Letter to coachbuilder C.W. Ward regarding chassis delivery, a ventilator, and a modified noise insulation scheme for chassis B-56-BN. | 20th Sep 1935 | Box 90 \ 5 scan0083 | |
| Omitted radiator from car specification and an oil leak inspection on the rear axle tube. | 20th Sep 1935 | Box 90 \ 5 scan0084 | |
| The development, modifications, and improved performance of the new Big Bore Bentley engine unit. | 21th Sep 1935 | Box 90 \ 5 scan0085 | |
| Graph comparing the power curves of a B.18 Large Bore unit against a Standard Bore engine. | 23th Sep 1935 | Box 90 \ 5 scan0086 | |
| Results of chassis and body torsion tests for a Bentley B-56-BN with a steel body. | 23th Sep 1935 | Box 90 \ 5 scan0087 | |
| Table of test results for a car on a roller with specific component configurations. | 23th Sep 1935 | Box 90 \ 5 scan0088 | |
| Changes to a vehicle's petrol system, replacing a warning light with a new filter scheme and proposing a trial for a new flexible pipe. | 23th Sep 1935 | Box 90 \ 5 scan0089 | |
| Increased power in a 'Big Bore Bentley Unit' and its planned installation into a chassis with an all-steel body for delivery to France. | 25th Sep 1935 | Box 90 \ 5 scan0090 | |
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