| Description | Date | Identifier | |
| Conference report on the failure analysis of a broken valve on a Wraith III car during its French trial. | 17th Sep 1937 | Box 108 \ 1 scan0211 | |
| Wraith engine testing, failure investigation, and modifications including a new cylinder head and push rod examination. | 17th Sep 1937 | Box 108 \ 1 scan0212 | |
| Letter to Messrs. Park Ward & Co. Ltd. concerning feedback and proposals for an Enclosed Drive Limousine body after extensive testing. | 23th Sep 1937 | Box 108 \ 1 scan0213 | |
| List of faults and notes from a test on a car used for raised engine mounting experiments. | 14th Oct 1937 | Box 108 \ 1 scan0214 | |
| Listing required features for a Wraith model for France and asking for availability dates. | 8th Nov 1937 | Box 108 \ 1 scan0215 | |
| Status report on modifications and parts for a Wraith car designated for France. | 23th Nov 1937 | Box 108 \ 1 scan0216 | |
| Modifications for car chassis 26.G.V1 destined for France. | 17th Nov 1937 | Box 108 \ 1 scan0217 | |
| The fitting of cast iron brake drums and steel shoes for a Wraith vehicle destined for France. | 17th Nov 1937 | Box 108 \ 1 scan0218 | |
| Cancelling previous instructions for the Wraith 26.G.V1. 15,000 miles test. | 18th Nov 1937 | Box 108 \ 1 scan0219 | |
| The change of plan for fitting a Buick car heater from car 32-EX to 26.G.V1. | 18th Nov 1937 | Box 108 \ 1 scan0220 | |
| List of modifications for chassis 26.G.VI required before delivery to France. | 22th Nov 1937 | Box 108 \ 1 scan0221 | |
| Continuation of chassis component specifications, page 2. | 22th Nov 1937 | Box 108 \ 1 scan0222 | |
| List of modifications and specifications for the chassis and engine. | 22th Nov 1937 | Box 108 \ 1 scan0223 | |
| Modifications and part specifications for the engine carburettor, gearbox, and various electrical components. | 22th Nov 1937 | Box 108 \ 1 scan0224 | |
| Instructions for fitting an Oldsmobile front roll-rod onto a specific car. | 25th Nov 1937 | Box 108 \ 1 scan0225 | |
| Confirming a request for .4 carbon axle tubes for a car, subject to availability in the Works. | 26th Nov 1937 | Box 108 \ 1 scan0226 | |
| On solving over-steer problems in experimental Wraith cars by fitting a front roll rod. | 2nd Dec 1937 | Box 108 \ 1 scan0227 | |
| Replacement of old shock damper parts with strengthened versions on a Wraith car before its 15,000-mile trial. | 3rd Dec 1937 | Box 108 \ 1 scan0228 | |
| Inspection and assembly modifications for Wraith III Unit No.7 for a 15,000 miles test. | 9th Dec 1937 | Box 108 \ 1 scan0229 | |
| List of required modifications and faults to be rectified on an engine unit, including leaks and part replacements. | 9th Dec 1937 | Box 108 \ 1 scan0230 | |
| Damper and governor unit settings for car 26.G.VI. | 17th Dec 1937 | Box 108 \ 1 scan0231 | |
| Request to detail modifications for a radiator filler and inlet nozzle for a 15,000 miles trial. | 20th Dec 1937 | Box 108 \ 1 scan0232 | |
| Instruction memo regarding sheet metal work for a car heater and defroster installation for car 26.G1VI. | 30th Dec 1937 | Box 108 \ 1 scan0233 | |
| Revised specification memo detailing alterations and additions to a car, focusing on chassis components. | 30th Dec 1937 | Box 108 \ 1 scan0234 | |
| List of continued specifications for a vehicle chassis, page 2. | 30th Dec 1937 | Box 108 \ 1 scan0235 | |
| List of build specifications and modifications for the chassis and engine, page 3. | 30th Dec 1937 | Box 108 \ 1 scan0236 | |
| List of modifications and checks for engine, clutch, carburettor, and gearbox components for a 15,000-mile test. | 30th Dec 1937 | Box 108 \ 1 scan0237 | |
| List of electrical components and their corresponding reference numbers. | 30th Dec 1937 | Box 108 \ 1 scan0238 | |
| List of electrical components including a junction box, petrol pump, and footswitch with part numbers. | 30th Dec 1937 | Box 108 \ 1 scan0239 | |
| Radiator modifications and checks for car 26.G.VI. | 31th Dec 1937 | Box 108 \ 1 scan0240 | |
| Specification and completion of Wraith Chassis No. 26-G-VI. | 31th Dec 1937 | Box 108 \ 1 scan0241 | |
| Typed list of 17 modifications or parts, with notes on their applicability to production cars. | 31th Dec 1937 | Box 108 \ 1 scan0242 | |
| Numbered list of vehicle component specifications and notes on their implementation in production cars. | 31th Dec 1937 | Box 108 \ 1 scan0243 | |
| Numbered list of specifications and modifications for various vehicle components. | 3rd Jan 1938 | Box 108 \ 1 scan0244 | |
| Clarifying the 26.G.VI specification for brake lining, noting a new drawing for the rear lining. | 3rd Jan 1938 | Box 108 \ 1 scan0245 | |
| Request to fit a drain pipe to the water drain tap for car 26.G.VI. | 3rd Jan 1938 | Box 108 \ 1 scan0246 | |
| Request to manufacture a spare standard gauge nickel-plated exhaust system for a 26.G.VI Wraith car. | 3rd Jan 1938 | Box 108 \ 1 scan0247 | |
| The failure of a near side front suspension bottom rubber buffer on a Wraith III chassis. | 4th Jan 1938 | Box 108 \ 1 scan0248 | |
| Instructing the fitting of a 6-volt car heater into a 12-volt system for model 26.G.VI via an experimental arrangement with resistors. | 7th Jan 1938 | Box 108 \ 1 scan0249 | |
| Request to manufacture and reroute a petrol pipe on a chassis. | 8th Jan 1937 | Box 108 \ 1 scan0250 | |
| Dispute over an unsuitable experimental heater component and responsibility for its installation. | 8th Jan 1938 | Box 108 \ 1 scan0251 | |
| The bonnet specification and a change in aluminium gauge for side plates. | 8th Jan 1938 | Box 108 \ 1 scan0252 | |
| Requesting a standard gauge front silencer for a Wraith 26.G.VI after a lightened version proved too 'tinny'. | 10th Jan 1938 | Box 108 \ 1 scan0253 | |
| Modifications to the undersheets for the Wraith 26.U.VI car to reduce cost and improve function. | 12th Jan 1938 | Box 108 \ 1 scan0254 | |
| Instructions for a modified radiator bottom tank and outlet pipe for the 26.G.VI for a 15,000-mile test. | 12th Jan 1938 | Box 108 \ 1 scan0255 | |
| Requesting the repair and strengthening of a faulty de-misting device due to a cracked rotor blade. | 13th Jan 1938 | Box 108 \ 1 scan0256 | |
| Instruction memo to fit a standard set of pistons and rings, and a new AC oil filter. | 14th Jan 1938 | Box 108 \ 1 scan0257 | |
| Requesting the urgent build and dispatch of a radiator matrix unit for car 26.G.VI to France. | 14th Jan 1938 | Box 108 \ 1 scan0258 | |
| Work order detailing twelve required modifications and repairs for car 26.G.VI. | 14th Jan 1938 | Box 108 \ 1 scan0259 | |
| Redesign and testing of undersheets for model 26.G.VI to address water ingress and cracking issues. | 14th Jan 1938 | Box 108 \ 1 scan0260 | |
| List of additional jobs required for the 26.G.VI Wraith Car. | 15th Jan 1938 | Box 108 \ 1 scan0261 | |
| Instruction to set solid the tipping shoes on the rear brakes for a Wraith 26.C.VI. | 17th Jan 1938 | Box 108 \ 1 scan0262 | |
| Requesting the temporary fitment of a Tecalemit pressure filter to a Phantom III during its running-in period. | 17th Jan 1938 | Box 108 \ 1 scan0263 | |
| Confirming the fitting of a new engine unit to a Wraith car and requesting the registration book be updated. | 18th Jan 1938 | Box 108 \ 1 scan0264 | |
| Requesting the preparation of a matrix unit and undersheets for testing before unit 26.G.VI leaves England. | 19th Jan 1938 | Box 108 \ 1 scan0265 | |
| Cracked .064 top plate on the bonnet of car 2G.G.V1 and a request for its replacement before durability testing. | 20th Jan 1938 | Box 108 \ 1 scan0266 | |
| The expected arrival of the 15,000 Miles Wraith car and a plan to send it to France. | 21th Jan 1938 | Box 108 \ 1 scan0267 | |
| Request to manufacture a set of bronze bushes and parts to replace the rubber ones on the front end of the rear springs. | 21th Jan 1938 | Box 108 \ 1 scan0268 | |
| Listing parts to be fitted to car unit 26.G.VI and spare parts for its 15,000-mile test in France. | 25th Jan 1938 | Box 108 \ 1 scan0269 | |
| Despatch of car 26.G.VI to London and its onward travel plans to Derby and France. | 26th Jan 1938 | Box 108 \ 1 scan0270 | |
| Listing parts to be prepared for despatch for a car. | 26th Jan 1938 | Box 108 \ 1 scan0271 | |
| List of observations and comparisons for the 26.G.VI Log Book. | 24th Jan 1938 | Box 108 \ 1 scan0272 | |
| Short typed telegram message requesting a phone call for the following day. | 27th Jan 1937 | Box 108 \ 1 scan0273 | |
| List of spare parts to be taken over to France with a car. | 27th Jan 1938 | Box 108 \ 1 scan0274 | |
| Typed letter regarding issues with an Aluminium Drum on a Bentley and coordinating the transport of a Wraith to France. | 27th Jan 1938 | Box 108 \ 1 scan0275 | |
| Request to obtain a radiator matrix from production for building a unit to be sent to France for fitting to chassis 26.G.VI. | 27th Jan 1938 | Box 108 \ 1 scan0276 | |
| Travel arrangements, a new clutch plate for vehicle 6.B.1V, and testing of a combined Girling-R.R. brake system. | 28th Jan 1938 | Box 108 \ 1 scan0277 | |
| Secret test drive report and initial impressions of the new Wraith model, including a hill climb on Porlock Hill. | 28th Jan 1938 | Box 108 \ 1 scan0278 | |
| Vehicle performance and comfort following a road test, detailing issues with suspension, rattles, fuel consumption, and instrument visibility. | 28th Jan 1938 | Box 108 \ 1 scan0279 | |
| Critique of the instrument board design and lighting with suggestions for improvement. | 28th Jan 1938 | Box 108 \ 1 scan0280 | |
| Telegram received by telephone from Chateauroux regarding Robotham's availability. | 28th Jan 1938 | Box 108 \ 1 scan0281 | |
| Telegram from Waller regarding Mr. Robotham's availability for a phone call about '26 G'. | 28th Jan 1938 | Box 108 \ 1 scan0282 | |
| Telegram message received by telephone. | 28th Jan 1938 | Box 108 \ 1 scan0283 | |
| Post Office Telegram regarding the failure to deliver a message to a Mr. Whyman. | 29th Jan 1938 | Box 108 \ 1 scan0284 | |
| Instructions for fitting new parts and monitoring performance during a 15,000-mile vehicle test. | 29th Jan 1938 | Box 108 \ 1 scan0285 | |
| 2 drachm bottles for rig tests and the return of a 'Cuber Finer' filter for investigation. | 29th Jan 1938 | Box 108 \ 1 scan0286 | |
| Road test report on a Wraith, detailing its performance, comfort, and minor issues. | 31th Jan 1938 | Box 108 \ 1 scan0287 | |
| Typed memorandum about a rear main bearing leak on a Wraith car, suggesting a ventilation-based solution. | 31th Jan 1938 | Box 108 \ 1 scan0288 | |
| Brief typed message arranging a meeting for Sunday evening. | 31th Jan 1938 | Box 108 \ 1 scan0289 | |
| Request to detail a copper pipe bend for a temporary water connection on a 26.G.VI car in France. | 1st Feb 1938 | Box 108 \ 1 scan0290 | |
| Instruction to change cams on a servo due to braking performance issues on model 26.G.V1. | 1st Feb 1938 | Box 108 \ 1 scan0291 | |
| The preparation and substitution of parts for a matrix unit destined for France. | 1st Feb 1938 | Box 108 \ 1 scan0292 | |
| Comments on a car's performance regarding springing, petrol consumption, and overall driving experience compared to the 25/30 model. | 1st Feb 1938 | Box 108 \ 1 scan0293 | |
| Test drive report and commentary on Chassis No. 26-G-VI, detailing performance aspects like steering, suspension, and braking. | 29th Jan 1938 | Box 108 \ 1 scan0294 | |
| Noticeable improvements and potential further improvements to a car. | 1st Feb 1938 | Box 108 \ 1 scan0295 | |
| 15,000-mile test car report on a 25/30 HP model, detailing performance observations on the engine, transmission, steering, suspension, and brakes. | 1st Feb 1938 | Box 108 \ 1 scan0296 | |
| Suggested modifications and production holds for the Wraith chassis. | 1st Feb 1938 | Box 108 \ 1 scan0297 | |
| Necessary alterations and issues with the chassis, steering, gearbox, battery, and ignition coil. | 1st Feb 1938 | Box 108 \ 1 scan0298 | |
| Additional work and adjustments carried out on a 25/30 HP car following a routine inspection. | 2nd Feb 1938 | Box 108 \ 1 scan0299 | |
| List of vehicle modifications and observations on the brake and exhaust systems. | 2nd Feb 1938 | Box 108 \ 1 scan0300 | |
| Issues with electrical equipment, specifically noisy wipers and problems with headlamp dazzling and dimming. | 2nd Feb 1938 | Box 108 \ 1 scan0301 | |
| Work carried out on a 25/30 HP car prior to mileage testing. | 2nd Feb 1938 | Box 108 \ 1 scan0302 | |
| Modifications and noted issues concerning the brakes and exhaust system. | 2nd Feb 1938 | Box 108 \ 1 scan0303 | |
| Issues with noisy windscreen wipers, defrosters, and dazzling headlamps on a Bentley. | 3rd Feb 1938 | Box 108 \ 1 scan0304 | |
| Secret memo agreeing with comments on a car's suspension and promising a rectified vehicle. | 3rd Feb 1938 | Box 108 \ 1 scan0305 | |
| Instructions for despatching and fitting a new radiator matrix unit, water connections, and fan belt to a 26.G.VI car. | 3rd Feb 1938 | Box 108 \ 1 scan0306 | |
| Instructions and requests for testing and adjustments on belts, radiator shutters, calorstats, and undershields. | 3rd Feb 1938 | Box 108 \ 1 scan0307 | |
| Remedy for petrol loss from the filler cap on the Wraith model. | 4th Feb 1938 | Box 108 \ 1 scan0308 | |
| Brief internal memorandum regarding a car fault and a note on petrol consumption. | 26th Jun 1938 | Box 108 \ 1 scan0309 | |
| Brake pedal movement, servo wear, and adjustments to equalizer rods. | 5th Feb 1938 | Box 108 \ 1 scan0310 | |
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