| Description | Date | Identifier | |
| The performance and specifications of various vehicle components. | 11th Nov 1936 | Box 130 \ 2 scan0269 | |
| List of notes concerning vehicle components, parts, and modifications. | 11th Nov 1936 | Box 130 \ 2 scan0270 | |
| The status of work carried out to address various complaints on different car models. | 11th Nov 1936 | Box 130 \ 2 scan0271 | |
| List of vehicle complaints and their corresponding engineering fixes across various models. | 11th Nov 1936 | Box 130 \ 2 scan0272 | |
| Various vehicle faults, including ignition plugs, oil level indicators, front axle control, and petrol pumps. | 11th Nov 1936 | Box 130 \ 2 scan0273 | |
| Draft report on the status of work being carried out in response to complaints. | 7th Sep 1936 | Box 130 \ 2 scan0274 | |
| List of customer complaints and resolutions for various car models and components. | 7th Sep 1936 | Box 130 \ 2 scan0275 | |
| Customer complaints and ongoing research into faults on various car models. | 6th Nov 1936 | Box 130 \ 2 scan0276 | |
| Recommending C. attend a discussion between Depot Managers regarding service complaints. | 6th Nov 1936 | Box 130 \ 2 scan0277 | |
| From the Experimental Department regarding a special silencer fitted to chassis GLG-23 for Dr. Beaumont. | 6th Nov 1936 | Box 130 \ 2 scan0278 | |
| To staff stating that no allowance is permitted for laundry expenses while working in England. | 9th Nov 1936 | Box 130 \ 2 scan0279 | |
| The processing of expense sheets and an allowance for a trip to Paris. | 10th Nov 1936 | Box 130 \ 2 scan0280 | |
| Faulty rockers and push rods on a Phantom III trials car, requesting replacement parts. | 11th Nov 1936 | Box 130 \ 2 scan0281 | |
| Excessive sideways movement in the Phantom III Oil Level Indicator due to incorrect component dimensions. | 12th Nov 1936 | Box 130 \ 2 scan0282 | |
| Phantom III valves and fittings for a trials car. | 13th Nov 1936 | Box 130 \ 2 scan0283 | |
| Complaint regarding a gearbox oil leak and rear axle pinion damage on a Bentley chassis B.16.HK. | 13th Nov 1936 | Box 130 \ 2 scan0284 | |
| Condition of push rods, rocker screws, and a leather washer from a Phantom III engine. | 13th Nov 1936 | Box 130 \ 2 scan0285 | |
| Complaint regarding bending push rods on 4 1/4 litre Bentley engines. | 13th Nov 1936 | Box 130 \ 2 scan0286 | |
| Noisy tappets in 3.5 & 4.25-Litre Bentley engines caused by the permanent bending and wear of push rods. | 18th Nov 1936 | Box 130 \ 2 scan0287 | |
| Requesting the dispatch of axle control parts to Kingsbury and Cricklewood. | 18th Nov 1936 | Box 130 \ 2 scan0288 | |
| To I. Waller discussing faults with multiple vehicles, including a broken rocker arm, clutch, misfiring, and an oil system issue. | 18th Nov 1936 | Box 130 \ 2 scan0289 | |
| Investigation into noisy tappets on the Phantom III, caused by wear and oil shortage on the adjusting screw's spherical pad. | 18th Nov 1936 | Box 130 \ 2 scan0290 | |
| Report from G.W. Hancock detailing his supervisory duties, complaint investigations, and issues with cylinder reboring. | 18th Nov 1936 | Box 130 \ 2 scan0291 | |
| Performance of Champion plugs in addressing plug troubles. | 23th Nov 1936 | Box 130 \ 2 scan0292 | |
| Cover note for a report received from G.W. Hancock. | 23th Nov 1936 | Box 130 \ 2 scan0293 | |
| The steering performance of a Frazer-Nash Bentley in high winds. | 18th Nov 1936 | Box 130 \ 2 scan0294 | |
| Diagnosing and resolving a misfiring issue in a 30 HP Car by replacing the spark plugs. | 23th Nov 1936 | Box 130 \ 2 scan0295 | |
| Cover memo for a report received from G.W.Hancock. | 23th Nov 1936 | Box 130 \ 2 scan0296 | |
| Troubleshooting and sourcing correct spark plugs for an Sg's 30 HP car. | 18th Nov 1936 | Box 130 \ 2 scan0297 | |
| Cover note attaching a report received from G.W. Hancock. | 24th Nov 1936 | Box 130 \ 2 scan0298 | |
| Oil heater failures on two Phantom III vehicles, noting mileage and oil status. | 23th Nov 1936 | Box 130 \ 2 scan0299 | |
| Covering memo for a report received from G.W. Hancock. | 24th Nov 1936 | Box 130 \ 2 scan0300 | |
| Complaint regarding the oil level on a Phantom III, caused by a punctured float due to faulty soldering. | 23th Nov 1936 | Box 130 \ 2 scan0301 | |
| Cover memo for a report received from G.W. Hamcock. | 24th Nov 1936 | Box 130 \ 2 scan0302 | |
| Difficulty in cleaning the Phantom III main filter and the requirement for a special tool or locking device. | 23th Nov 1936 | Box 130 \ 2 scan0303 | |
| Short memo regarding a delay with the body for a Long Wheelbase Phantom III vehicle. | 24th Nov 1936 | Box 130 \ 2 scan0304 | |
| Delivery status of the body work for Phantom III chassis 38-EX from coachbuilder Park Ward. | 18th Nov 1936 | Box 130 \ 2 scan0305 | |
| Complaint regarding a 30 HP car with poor starting due to a loose carburetter float needle valve. | 24th Oct 1936 | Box 130 \ 2 scan0306 | |
| Starter motor and flywheel trouble on a Phantom III, chassis 3-AZ-178. | 27th Nov 1935 | Box 130 \ 2 scan0307 | |
| The deterioration of the Phantom III petrol pump rubber mounting due to leaking petrol. | 27th Nov 1936 | Box 130 \ 2 scan0308 | |
| Troubleshooting of silent tappet issues on car 35-EX and a related problem on a Phantom III. | 27th Nov 1936 | Box 130 \ 2 scan0309 | |
| Report discussing a rod failure and comparing cylinder re-boring methods for a Bentley. | 30th Nov 1936 | Box 130 \ 2 scan0310 | |
| Note about a broken S.B.A. nut and bolt from the dynamo drive of a 3½-litre Bentley, caused by the drilling for the split pin. | 20th Nov 1930 | Box 130 \ 2 scan0311 | |
| Issues with grinding two Bentley cylinder blocks, necessitating them to be finished over-size. | 30th Nov 1936 | Box 130 \ 2 scan0312 | |
| Seizure of big end bearings and a memo discussing the merits of grinding versus boring cylinder liners. | 30th Nov 1936 | Box 130 \ 2 scan0313 | |
| Broken 2.B.A. nut and bolt from the dynamo drive of a 3½-litre Bentley, noting a design flaw. | 30th Nov 1936 | Box 130 \ 2 scan0314 | |
| Big end bearing failure and the relative merits of grinding versus honing cylinder liners. | 30th Nov 1936 | Box 130 \ 2 scan0315 | |
| Broken 2.B.A. nut and bolt from the dynamo drive of a 3½-litre Bentley. | 30th Nov 1936 | Box 130 \ 2 scan0316 | |
| Clutch complaint for a Bentley 3.5-litre car, chassis B.130 CR. | 30th Nov 1936 | Box 130 \ 2 scan0317 | |
| 'Specialloid' pistons and requesting drawings for water pump glands. | 2nd Dec 1936 | Box 130 \ 2 scan0318 | |
| Complaint of a noisy axle for a Bentley, identifying a broken steel cage on the thrust bearing. | 2nd Dec 1936 | Box 130 \ 2 scan0319 | |
| Issues with the fit of replacement slats for Bentley radiator shutters. | 2nd Dec 1936 | Box 130 \ 2 scan0320 | |
| Short typed memo apologising for typing errors in a previous report, attributing them to unclear handwriting. | 3rd Dec 1936 | Box 130 \ 2 scan0321 | |
| Worn cylinder block from a Bentley, highlighting issues with ovality and the current boring and honing methods. | 3rd Dec 1936 | Box 130 \ 2 scan0322 | |
| Complaint regarding a noisy axle on a Bentley chassis B-185-DK due to a broken thrust race bearing. | 3rd Dec 1936 | Box 130 \ 2 scan0323 | |
| Earthing of the battery positive terminal. | 3rd Dec 1936 | Box 130 \ 2 scan0324 | |
| The implications and required alterations for earthing the battery positive terminal. | 8th Oct 1936 | Box 130 \ 2 scan0325 | |
| Forwarding a report from electricians regarding the earthing of the battery positive. | 3rd Dec 1936 | Box 130 \ 2 scan0326 | |
| Complaints about burnt out clutches on the Bentley C Series and proposing a solution. | 3rd Dec 1936 | Box 130 \ 2 scan0327 | |
| Instructions for men to return with vehicle 22-G-IV and test the roll rod on bad roads. | 3rd Dec 1936 | Box 130 \ 2 scan0328 | |
| Letter of termination of services to J.A. Behran due to passport issues. | 4th Dec 1936 | Box 130 \ 2 scan0329 | |
| Complaint about binding rear brakes on Bentley cars due to rusting steel bushes on the anchorage tube. | 5th Dec 1936 | Box 130 \ 2 scan0330 | |
| Complaint about a breaking flat spring for the hand control lever on 25 HP and 30 HP models due to over-hardening. | 5th Nov 1936 | Box 130 \ 2 scan0331 | |
| Making a test case of the block and pistons for measurement on the bed. | 7th Dec 1936 | Box 130 \ 2 scan0332 | |
| Customer complaint about over-oiling and other issues with a 25/30 HP car, model G.T.L.34. | 7th Dec 1936 | Box 130 \ 2 scan0333 | |
| Issues with Bentley cylinder bores, comparing honing to grinding and the performance of different piston rings. | 7th Dec 1936 | Box 130 \ 2 scan0334 | |
| Broken valve spring from a Bentley B-114-HK. | 4th Dec 1936 | Box 130 \ 2 scan0335 | |
| Inspection and performance testing of Bentley cylinder blocks. | 4th Dec 1936 | Box 130 \ 2 scan0336 | |
| Complaint regarding Bentley floor boards where rivets are pulling through the aluminium sheet. | 5th Dec 1936 | Box 130 \ 2 scan0337 | |
| Sketch illustrating issues with a Bentley floor board, including pulled rivets and incorrect rivet head placement. | 5th Dec 1936 | Box 130 \ 2 scan0338 | |
| Blueprint of a Bentley floor board with annotations on materials and assembly. | 8th Dec 1936 | Box 130 \ 2 scan0339 | |
| Oil consumption comparing Mobil-Arctic and Castrol XL oils, and issues with clutch performance. | 8th Dec 1936 | Box 130 \ 2 scan0340 | |
| Failure of rotors on 25/30 & Bentley models, attributing the cause to the moulding procedure. | 9th Dec 1936 | Box 130 \ 2 scan0341 | |
| Tests for improved lubrication to rocker adjusting screws. | 9th Dec 1936 | Box 130 \ 2 scan0342 | |
| Failure of rotors on 25/30 & Bentley models, attributing it to the bakelite moulding procedure. | 9th Dec 1936 | Box 130 \ 2 scan0343 | |
| Complaint of engine boiling on a Bentley, caused by solder jamming the water pump rotor. | 10th Dec 1936 | Box 130 \ 2 scan0344 | |
| Failures and modifications to the high tension ignition rotor for the 25/30 and Bentley chassis. | 11th Dec 1936 | Box 130 \ 2 scan0345 | |
| List of bodywork defects noted on chassis 35-EX requiring attention. | 12th Dec 1936 | Box 130 \ 2 scan0346 | |
| Modifications to floorboards and an angle iron support to resolve an issue with sticking hand brakes. | 10th Dec 1936 | Box 130 \ 2 scan0347 | |
| Investigating a complaint about the fit of rivets on Bentley floorboards. | 11th Dec 1936 | Box 130 \ 2 scan0348 | |
| Test report on modified lubrication for Bentley rear brake actuating shafts G.L.833. | 10th Dec 1936 | Box 130 \ 2 scan0349 | |
| List of customer complaints and faults regarding vehicle issues reported to the works department. | 14th Dec 1936 | Box 130 \ 2 scan0350 | |
| List of reported vehicle faults and their current remedies or investigations, page 2. | 14th Dec 1936 | Box 130 \ 2 scan0351 | |
| List of vehicle faults and proposed actions, numbered 11 through 17. | 14th Dec 1936 | Box 130 \ 2 scan0352 | |
| Modifications to hydraulic tappets and rockers to resolve over-oiling issues. | 14th Dec 1936 | Box 130 \ 2 scan0353 | |
| Issues with oil feed to rockers, a sludged tappet filter, and oil weep from holes. | 14th Dec 1936 | Box 130 \ 2 scan0354 | |
| Causes and mechanics of brake squeaks. | 15th Dec 1936 | Box 130 \ 2 scan0355 | |
| Brake system issues, including liner bedding, overheating, material compatibility, and performance on Bentley models. | 15th Dec 1936 | Box 130 \ 2 scan0356 | |
| Outlining methods to cure brake squeaks, including the Girling system. | 15th Dec 1936 | Box 130 \ 2 scan0357 | |
| Faults found with a clutch during a 4,000-mile test run in London. | 16th Dec 1936 | Box 130 \ 2 scan0358 | |
| Issues with trunnion thrust bearing noise and loss of pedal travel. | 16th Dec 1936 | Box 130 \ 2 scan0359 | |
| Graph plotting the loss of clutch pedal travel in inches against miles driven in London traffic. | 7th Dec 1936 | Box 130 \ 2 scan0360 | |
| Brake squeaks on Bentley models, testing various brake linings, and planning for a 15,000-mile test. | 18th Dec 1936 | Box 130 \ 2 scan0361 | |
| Return of a broken valve spring from Bentley Chassis B-114-HK. | 18th Dec 1936 | Box 130 \ 2 scan0362 | |
| Telegram message arranging a phone call regarding an Ethyl Plug position. | 19th Dec 1936 | Box 130 \ 2 scan0363 | |
| From GWH discussing oil supply schemes, felt pellets, and over-oiling issues on Phantom III cars. | 21th Dec 1936 | Box 130 \ 2 scan0364 | |
| Phantom III starters failing to engage due to production settings not adhering to drawing specifications. | 22th Dec 1936 | Box 130 \ 2 scan0365 | |
| Letter discussing a received telegram and the satisfactory status of porcelain plugs. | 21th Dec 1936 | Box 130 \ 2 scan0366 | |
| The Phantom III's water pump lubricator being broken during maintenance. | 22th Dec 1936 | Box 130 \ 2 scan0367 | |
| The difficulty in locking unions on Phantom III castings and the remedy of including a specific spanner in the kit. | 23th Dec 1936 | Box 130 \ 2 scan0368 | |
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