| Description | Date | Identifier | |
| Letter arranging a trial of a Steel Bodied Bentley in France before it is brought to England. | 6th Dec 1935 | Box 83 \ 4 scan0096 | |
| Lap times and performance data from test runs at the Montlhéry track. | 7th Dec 1935 | Box 83 \ 4 scan0097 | |
| Comparing the performance of a Bentley against a Delahaye and a Hotchkiss car. | 7th Dec 1935 | Box 83 \ 4 scan0098 | |
| The general running condition of a Bentley car, model B.56.BN. | 7th Dec 1935 | Box 83 \ 4 scan0099 | |
| Arranging for an all-steel bodied Bentley to be inspected by Park Ward upon its return from France. | 9th Dec 1935 | Box 83 \ 4 scan0100 | |
| Requested modification to a car's compression ratio upon its return from France. | 9th Dec 1935 | Box 83 \ 4 scan0101 | |
| Message to the R.A.C. representative in Boulogne regarding a general inspection at Park Wards. | 10th Dec 1935 | Box 83 \ 4 scan0102 | |
| Internal communication arranging for an All Steel Bodied Bentley to be returned via Park Wards. | 10th Dec 1935 | Box 83 \ 4 scan0103 | |
| Vehicle condition report detailing various faults and damages to the bodywork and components. | 17th Dec 1935 | Box 83 \ 4 scan0104 | |
| Arranging to reduce the compression ratio on car B-56-BN. | 17th Dec 1935 | Box 83 \ 4 scan0105 | |
| Inquiry about the delayed return of an All-steel Bodied Bentley to Park Ward. | 17th Dec 1935 | Box 83 \ 4 scan0106 | |
| Pro-forma invoice for the return of a used chassis and wheels from a Paris concessionaire to Derby. | 19th Dec 1933 | Box 83 \ 4 scan0107 | |
| Delayed car test and subsequent arrangements for body removal. | 20th Dec 1935 | Box 83 \ 4 scan0108 | |
| The decision to purchase the All Steel body from an Experimental Bentley B.56.BN. | 21th Dec 1935 | Box 83 \ 4 scan0109 | |
| Note confirming an All-steel Bodied Bentley has been sent to Park Ward's to have the body removed. | 23th Dec 1935 | Box 83 \ 4 scan0110 | |
| Test report comparing the performance of L.B.1 and L.B.2 needles on a B-56-BN Bentley. | 24th Dec 1935 | Box 83 \ 4 scan0111 | |
| Follow-up memo regarding the purchase of an 'all steel' body for the Experimental Bentley B.56.BN. | 30th Dec 1935 | Box 83 \ 4 scan0112 | |
| Letter to C.W. Ward of Park Ward & Co. Ltd. concerning getting bodywork back on chassis B-56-BN. | 30th Dec 1935 | Box 83 \ 4 scan0113 | |
| Parts for production and testing on the Big Bore Bentley & 6-B-IV model. | 30th Dec 1935 | Box 83 \ 4 scan0114 | |
| Requesting the body of the Experimental Bentley B-56-BN be sent to the Works. | 30th Dec 1935 | Box 83 \ 4 scan0115 | |
| Brief internal memo regarding the decision to keep a Bentley Steel Body. | 31th Dec 1935 | Box 83 \ 4 scan0116 | |
| Inspection instructions for car B-56-BN after a preliminary test with a big bore engine. | 3rd Jan 1936 | Box 83 \ 4 scan0117 | |
| Fitting of new pistons, bearings, springs, and a roll rod to a chassis. | 3rd Jan 1936 | Box 83 \ 4 scan0118 | |
| Requesting the removal of the shell and shutters from radiator B.56.BN. | 6th Jan 1936 | Box 83 \ 4 scan0119 | |
| Cover note for a strip report on the condition of vehicle 56-BN after 10,000 miles trials. | 5th Feb 1936 | Box 83 \ 4 scan0120 | |
| Strip condition report of a 56-BH unit after 10,000 miles trials. | 31th Jan 1936 | Box 83 \ 4 scan0121 | |
| Condition report on various vehicle components including the flywheel, clutch, and chassis. | 31th Jan 1936 | Box 83 \ 4 scan0122 | |
| Inspection report detailing the condition of various vehicle components and assemblies. | 31th Jan 1936 | Box 83 \ 4 scan0123 | |
| Inspection report on the condition of front brakes, transmission, and gearbox components. | 31th Jan 1936 | Box 83 \ 4 scan0124 | |
| Inspection report detailing the condition and wear of various vehicle components. | 31th Jan 1936 | Box 83 \ 4 scan0125 | |
| Inspection report detailing wear, scoring, and condition of various axle and brake components. | 22th Jan 1936 | Box 83 \ 4 scan0126 | |
| Blueprint detailing how to open out holes for a rear spring shackle to remove elongated holes. | 22th Jan 1936 | Box 83 \ 4 scan0127 | |
| The condition of rear axle gears after a 10,000-mile test in France. | 24th Jan 1936 | Box 83 \ 4 scan0128 | |
| Diagram showing the condition of a front axle after tests in France. | 17th Jan 1936 | Box 83 \ 4 scan0129 | |
| Cylinder bore dimension measurements after a 10,000-mile road test. | 21th Jan 1936 | Box 83 \ 4 scan0130 | |
| List of modifications to be made to Bentley chassis B-56-BN before being sent to France. | 17th Feb 1936 | Box 83 \ 4 scan0131 | |
| The fitting of Bentley jack pads and a modified jack head to vehicle B-56-BN before a 10,000-mile test. | 24th Feb 1936 | Box 83 \ 4 scan0132 | |
| Proposing to test an exhaust system on car B-56-BN due to an accident with the original test car. | 27th Feb 1936 | Box 83 \ 4 scan0133 | |
| Modifications to car B-56-BN for its 15,000-mile test, focusing on brake, exhaust, and piston upgrades. | 5th Mar 1936 | Box 83 \ 4 scan0134 | |
| The puncturing of Bentley petrol tanks by stones and a successful protective modification. | 5th Mar 1936 | Box 83 \ 4 scan0135 | |
| List of five maintenance tasks to be performed on car B-56-BN. | 5th Mar 1936 | Box 83 \ 4 scan0136 | |
| Delay in receiving drawings for Jack Pads and the resulting difficulty in preparing a Bentley for its 10,000-mile test. | 6th Mar 1936 | Box 83 \ 4 scan0137 | |
| Car testing issues including steering, cooling, engine starting, and axle specifications. | 12th Mar 1936 | Box 83 \ 4 scan0138 | |
| Disappointing oil consumption in a Bentley and its potential causes. | 12th Mar 1936 | Box 83 \ 4 scan0139 | |
| Solutions for vapour lock, alarming oil consumption, and piston ring modifications. | 13th Mar 1936 | Box 83 \ 4 scan0140 | |
| Hancock's dissatisfaction with the working arrangements at Lillie Hall. | 14th Mar 1936 | Box 83 \ 4 scan0141 | |
| Performance issues including radiator shutters, water loss, oil consumption and oil pressures on test vehicles. | 14th Mar 1936 | Box 83 \ 4 scan0142 | |
| Disadvantages of conducting 15,000-mile tests in England. | 14th Mar 1936 | Box 83 \ 4 scan0143 | |
| Procedure for dispatching reports and an investigation into faulty Tone Horns. | 19th Mar 1936 | Box 83 \ 4 scan0144 | |
| List of modifications to be carried out on car B-56-BN prior to it going to France. | 20th Mar 1936 | Box 83 \ 4 scan0145 | |
| Performance test results for car B 56 BN at Brooklands Track, including lap times, speeds, and engine settings. | 20th Mar 1936 | Box 83 \ 4 scan0146 | |
| Requesting modifications to the exhaust system and clutch for chassis B-56-BN. | 24th Mar 1936 | Box 83 \ 4 scan0147 | |
| Axle failure on chassis B-56-BN, detailing the cause and required replacement parts. | 27th Mar 1936 | Box 83 \ 4 scan0148 | |
| Poor performance of the standard 3-pin brake servo on chassis B-56-BN. | 1st Apr 1936 | Box 83 \ 4 scan0149 | |
| Urgent request for a complete report on Bentley Jack Pads. | 3rd Apr 1936 | Box 83 \ 4 scan0150 | |
| To G.W. Hancock requesting clarification on vehicle fault reports concerning horns, water loss, and steering. | 3rd Apr 1936 | Box 83 \ 4 scan0151 | |
| Issues and proposed improvements for Bentley Jack Pads. | 3rd Apr 1936 | Box 83 \ 4 scan0152 | |
| Issue with heavy steering during cornering for chassis B 56 BN. | 4th Apr 1936 | Box 83 \ 4 scan0153 | |
| To G.W. Hancock regarding vehicle testing plans in France for the 20/25, Bentley and Phantom III models. | 7th Apr 1936 | Box 83 \ 4 scan0154 | |
| Reporting a two-day delay in a 15,000-mile Bentley test due to a damaged front axle during a skid. | 16th Apr 1936 | Box 83 \ 4 scan0155 | |
| Request for replacement brake shoe operating toggles and pull-off springs for a B. 56. BN. Bentley. | 12th Apr 1936 | Box 83 \ 4 scan0156 | |
| Examination report on a B. 56. BN. Bentley, detailing issues with brake judder, a faulty stop light, and the engine running rich. | 13th Apr 1936 | Box 83 \ 4 scan0157 | |
| Accident involving a B.56.BN Bentley due to road conditions and smooth tyres. | 15th Apr 1936 | Box 83 \ 4 scan0158 | |
| Receiving and fitting a replacement axle shaft, steering tube, and springs to a Bentley B. 56. BN. in France. | 16th Apr 1936 | Box 83 \ 4 scan0159 | |
| Travel note confirming arrival details for Hamilton in Chateauroux, France. | 17th Apr 1936 | Box 83 \ 4 scan0160 | |
| Road test report on a Bentley B. 56. BN. detailing a steering wander issue above 40 MPH. | 18th Apr 1936 | Box 83 \ 4 scan0161 | |
| Steering and axle damage to a B. 56. BN. Bentley, arranging for its examination in Paris. | 19th Apr 1936 | Box 83 \ 4 scan0162 | |
| Examination of an experimental Bentley car's frame at Chateauroux and the corresponding blueprints. | 20th Apr 1936 | Box 83 \ 4 scan0163 | |
| Letter to G.W. Hancock in France regarding a Bentley's exhaust valve failure and clutch 'jaggering' issues. | 20th Apr 1936 | Box 83 \ 4 scan0164 | |
| High oil temperature of 110°C, potential bearing issues, and delayed radiator tests on a Bentley. | 20th Apr 1936 | Box 83 \ 4 scan0165 | |
| Vehicle inspection report detailing faults found on a B. 56. BN. Bentley, including a cracked cross member and carburetor issues. | 21th Apr 1936 | Box 83 \ 4 scan0166 | |
| Cracked dropped cross member on a B. 56. BN Bentley. | 22th Apr 1936 | Box 83 \ 4 scan0167 | |
| Letter to a customer requesting feedback on the easy jacking system for car B-56-BN. | 23th Apr 1936 | Box 83 \ 4 scan0168 | |
| Vehicle faults including frame cracking, valve stretching, and clutch issues. | 23th Apr 1936 | Box 83 \ 4 scan0169 | |
| To G.W. Hancock regarding testing and adjustments for car 22-G-V on its clutch, slow running, and carburetter settings. | 23th Apr 1936 | Box 83 \ 4 scan0170 | |
| Engine improvements related to cylinder head circulation, the thermostat, and carburation settings. | 23th Apr 1936 | Box 83 \ 4 scan0171 | |
| Blueprint diagram illustrating cracks on a mechanical component. | 23th Apr 1936 | Box 83 \ 4 scan0172 | |
| Hand-drawn sketch of a component with annotations indicating cracks and crooked welding. | 23th Apr 1936 | Box 83 \ 4 scan0173 | |
| Despatching a 20/25 governor control unit to Chateauroux, France for testing on car B-56-BN. | 24th Apr 1936 | Box 83 \ 4 scan0174 | |
| Dismantling a B. 56. BN Bentley engine due to severe thudding and bearing issues. | 25th Apr 1936 | Box 83 \ 4 scan0175 | |
| Sketch and handwritten notes discussing a con rod bearing clearance issue causing low oil pressure. | 26th Apr 1936 | Box 83 \ 4 scan0176 | |
| Engine rebuild, clutch examination, and a noted issue with a connecting rod bearing on a Bentley B.56.BN. | 26th Apr 1936 | Box 83 \ 4 scan0177 | |
| Requesting urgent dispatch of replacement parts for vehicles damaged during a 15,000-mile test in France. | 27th Apr 1936 | Box 83 \ 4 scan0178 | |
| Clutch oil leak, damper unit, and carburation issues for a B. 56. BN. Bentley. | 27th Apr 1936 | Box 83 \ 4 scan0179 | |
| Issues with float pulsation, pump valve materials, and ignition plugs. | 27th Apr 1936 | Box 83 \ 4 scan0180 | |
| Telegram received concerning an axle for a Bentley, and a delay caused by carburetter flooding. | 28th Apr 1936 | Box 83 \ 4 scan0181 | |
| Telegram received by telephone regarding a broken conrod big-end bearing on a Bentley, requesting a new part. | 29th Apr 1936 | Box 83 \ 4 scan0182 | |
| Short typed communication, likely a telegram, regarding a Bentley part issue. | 29th Apr 1936 | Box 83 \ 4 scan0183 | |
| Confirmation of a telegram regarding the status of a Bentley Sylphon tube. | 29th Apr 1936 | Box 83 \ 4 scan0184 | |
| Technical query regarding a Bentley clutch jagger, requesting clearance measurement on part B-56-BN and inspection of the oil flinger. | 29th Apr 1936 | Box 83 \ 4 scan0185 | |
| The failure of a No. 5 Connecting Rod Bearing in a B. 56. BN. Bentley. | 29th Apr 1936 | Box 83 \ 4 scan0186 | |
| Telegram confirming the condition of a Bentley Sylphon tube. | 29th Apr 1938 | Box 83 \ 4 scan0187 | |
| Instructions for conducting cooling system tests on vehicle B-56-BN and a blow-off valve test on 22-G-V. | 30th Apr 1936 | Box 83 \ 4 scan0188 | |
| Investigation into the cause of oily clutch jaggers in Bentley and 25/30 HP models. | 1st May 1936 | Box 83 \ 4 scan0189 | |
| Ongoing repairs and observations on a Bentley, including issues with the clutch, jack, and engine components. | 1st May 1936 | Box 83 \ 4 scan0190 | |
| Letter responding to an oil leakage issue in the clutch casing, suggesting a modification to the lubrication system. | 1st May 1936 | Box 83 \ 4 scan0191 | |
| Letter regarding the dispatch of 6 strengthened exhaust valves for trial on a Bentley. | 1st May 1936 | Box 83 \ 4 scan0192 | |
| Oil leak from main bearings and the fitting of new con-rods to a B. 56. BN. Bentley engine. | 2nd May 1936 | Box 83 \ 4 scan0193 | |
| Oil pressure loss at speed and proposed solutions including a larger oil pump and two-stage relief valve. | 5th May 1936 | Box 83 \ 4 scan0194 | |
| Request for the maximum oil temperature of a car's back axle (B-56-BN) to investigate high temperatures on Hall's racer. | 5th May 1936 | Box 83 \ 4 scan0195 | |
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