| Description | Date | Identifier | |
| Internal memorandum acknowledging a query regarding the New 20/25 HP car, model GLG.5. | 9th May 1935 | Box 107 \ 1 scan0297 | |
| Lightened clutch operation scheme on car GAE-19 and its potential for standardization. | 17th May 1935 | Box 107 \ 1 scan0298 | |
| Servo squeaks and judder on a 20/25 model, and a plan for testing new linings. | 20th May 1935 | Box 107 \ 1 scan0299 | |
| Summary of issues and views concerning Sgt's Trials Car, focusing on brake squeak and petrol consumption. | 21th May 1935 | Box 107 \ 1 scan0300 | |
| Carburettor issues, including flushing, flooding, and mixture control, along with proposals for investigation and modification. | 21th May 1935 | Box 107 \ 1 scan0301 | |
| Typed memorandum page discussing ongoing investigations into carburetter design issues and potential improvements. | 23th May 1935 | Box 107 \ 1 scan0302 | |
| Brake performance after fitting new servo liners to chassis No. GLG 5. | 23th May 1935 | Box 107 \ 1 scan0303 | |
| Reconsideration of a successful modification for the standard chassis, while noting concerns about clutch slippage. | 23th May 1935 | Box 107 \ 1 scan0304 | |
| Logistics of swapping cars to examine a flooding carburettor. | 29th May 1935 | Box 107 \ 1 scan0305 | |
| Brief typed memo regarding arrangements for a car collection and a potential exchange. | 29th May 1935 | Box 107 \ 1 scan0306 | |
| Proposal for modifying an engine unit to a large bore specification for Wor's Car. | 30th May 1935 | Box 107 \ 1 scan0307 | |
| Listing required modifications for an air silencer, carburetter controls, and petrol pump. | 30th May 1935 | Box 107 \ 1 scan0308 | |
| Arrangement of a loaner car from the Experimental Department. | 30th May 1935 | Box 107 \ 1 scan0309 | |
| Borrowing a car from the trials department while another vehicle is investigated for a fault. | 31th May 1935 | Box 107 \ 1 scan0310 | |
| Availability of an experimental car and the collection of a Graham-Paige for investigation. | 1st Jun 1936 | Box 107 \ 1 scan0311 | |
| Requesting an update on the likely delivery date for a car being prepared for someone in London. | 1st Jun 1935 | Box 107 \ 1 scan0312 | |
| Brief memo regarding a car handed over to Wyman and a request for its return date. | 4th Jun 1935 | Box 107 \ 1 scan0313 | |
| Short memo confirming a telephone conversation regarding car arrangements and an inspection of Major Monro's carburettor. | 5th Jun 1935 | Box 107 \ 1 scan0314 | |
| Telegram arranging for the collection of a carburetter arriving at St. Pancras station. | 6th Jun 1935 | Box 107 \ 1 scan0315 | |
| Communication confirming work on a car, including a carburettor comparison and adjustments to steering shocks and governor control. | 7th Jun 1935 | Box 107 \ 1 scan0316 | |
| Telegram regarding the dispatch of a SGS carburettor by train from St Pancras. | 17th Jun 1935 | Box 107 \ 1 scan0317 | |
| Telegram received by telephone confirming the dispatch of a carburetter by train. | 7th Jun 1935 | Box 107 \ 1 scan0318 | |
| Removal of a carburetter from chassis GLG 5 and borrowing a temporary replacement from GOH 12. | 7th Jun 1935 | Box 107 \ 1 scan0319 | |
| Investigation report into the cause of carburetter flooding on a 20/25 HP model. | 8th Jun 1935 | Box 107 \ 1 scan0320 | |
| Fitting a new carburetter filter and investigations into flooding and petrol consumption on a specific car. | 8th Jun 1935 | Box 107 \ 1 scan0321 | |
| Return of GAE-19, a carburettor comparison, and a modification to reduce steering shocks. | 12th Jun 1935 | Box 107 \ 1 scan0322 | |
| Correspondence regarding the return of Chassis GAE-19, delays with a filter pipe, and a future service visit. | 13th Jun 1935 | Box 107 \ 1 scan0323 | |
| Arranging for consumption tests and the fitting of a new carburetter on Sir Banister Fletcher's car. | 21th Jun 1935 | Box 107 \ 1 scan0324 | |
| Confirmation of a telegram sent to Derby requesting a petrol pipe and filter for chassis GAE-19. | 4th Jul 1935 | Box 107 \ 1 scan0325 | |
| Instructions for fitting the latest type of servo to Wor's Car, chassis GUB-5. | 17th Jul 1935 | Box 107 \ 1 scan0326 | |
| Modifications to the isolated change gear lever on a Wor's Car, Chassis CUB-5. | 30th Aug 1935 | Box 107 \ 1 scan0327 | |
| Confirmation of a proposal to alter the car's suspension by redesigning the road springs. | 6th Sep 1935 | Box 107 \ 1 scan0328 | |
| Problem with a car's suspension and the lead time for new springs. | 9th Sep 1935 | Box 107 \ 1 scan0329 | |
| Request to construct a rig to test 25 HP and Bentley steerings due to seizing issues. | 16th Sep 1935 | Box 107 \ 1 scan0330 | |
| List of parts to be prepared for a 20/25 HP car. | 17th Sep 1935 | Box 107 \ 1 scan0331 | |
| Requesting three standard big bore blocks for specific cars and a test unit. | 23th Sep 1935 | Box 107 \ 1 scan0332 | |
| Test drive report and performance feedback on the Large Bore 20/25 model. | 14th Oct 1935 | Box 107 \ 1 scan0333 | |
| The urgent modification of the suspension on car GUB-5 (Wor's Car). | 14th Oct 1935 | Box 107 \ 1 scan0334 | |
| Feedback letter discussing the performance of a Large Bore 20/25 model, covering its engine, steering, and suspension. | 15th Oct 1935 | Box 107 \ 1 scan0335 | |
| Correcting previous specifications for work on a car regarding the cylinder head, induction pipe and exhaust manifold. | 18th Oct 1935 | Box 107 \ 1 scan0336 | |
| Unsafe steering on chassis GUB-5 and the requirement to fit a new Spectre type Marles gear. | 21th Oct 1935 | Box 107 \ 1 scan0337 | |
| Customer's request to have a geared starter motor fitted during a car changeover. | 6th Nov 1935 | Box 107 \ 1 scan0338 | |
| The wheels from Mr. Gowen's car, proposing to send them to the Test Department. | 11th Nov 1935 | Box 107 \ 1 scan0339 | |
| Detonation issue on a big bore Bentley with an experimental ignition governor. | 23th Nov 1935 | Box 107 \ 1 scan0340 | |
| List of undesirable features and required actions for Chassis GLG-5, also referred to as Sg's Car. | 25th Nov 1935 | Box 107 \ 1 scan0341 | |
| Request for a replacement faulty petrol pump for chassis No. GLG 5 Sg's car. | 2nd Dec 1935 | Box 107 \ 1 scan0342 | |
| Of goods forwarded for a faulty S.U. petrol pump returned for replacement. | 2nd Dec 1935 | Box 107 \ 1 scan0343 | |
| The readiness of a hypoid axle to coordinate its fitting with an automatic Stromberg carburettor. | 7th Dec 1935 | Box 107 \ 1 scan0344 | |
| Dispatch of a replacement S.U. fuel pump for Sg's car, chassis GLG-5. | 10th Dec 1935 | Box 107 \ 1 scan0345 | |
| The inspection of a petrol pump removed from vehicle GLG-5. | 11th Dec 1935 | Box 107 \ 1 scan0346 | |
| Faulty and noisy petrol pump removed from car GLG 5. | 12th Dec 1935 | Box 107 \ 1 scan0347 | |
| Requesting a changeover of engine components between two cars to test starting schemes. | 17th Dec 1935 | Box 107 \ 1 scan0348 | |
| Concerns about engine water temperature and the need to increase radiation to prevent overheating in production cars. | 17th Dec 1935 | Box 107 \ 1 scan0349 | |
| Performance report of a 25/30 engine fitted to car GLG-5 following a 220-mile road test. | 16th Dec 1935 | Box 107 \ 1 scan0350 | |
| High water temperatures due to altered radiator shutter or thermostat settings and considering a more efficient radiator. | 19th Dec 1935 | Box 107 \ 1 scan0351 | |
| Instruction regarding the return of second-hand car No. GYZ 3 to Lillie Hall. | 14th Jan 1936 | Box 107 \ 1 scan0352 | |
| Testing of a Big Bore 20/25 HP with a Stromberg carburetter and issues with clutches. | 17th Jan 1936 | Box 107 \ 1 scan0353 | |
| Car's clutch judder and a planned modification at Thrupp & Maberley's or Cricklewood. | 21th Jan 1936 | Box 107 \ 1 scan0354 | |
| Confirming a telephone conversation regarding a clutch modification that has seemingly resolved a starting issue. | 27th Jan 1936 | Box 107 \ 1 scan0355 | |
| Throttle sticking for a GUB-5 Stromberg Carburetter DB.42. | 31th Jan 1936 | Box 107 \ 1 scan0356 | |
| Note specifying the car is running only on Shell No. 1 fuel. | 31th Jan 1936 | Box 107 \ 1 scan0357 | |
| Confirming an appointment to meet with a car for comparison. | 7th Feb 1936 | Box 107 \ 1 scan0358 | |
| Fitting of a roll rod to a customer's car to reduce swaying on corners. | 28th Feb 1936 | Box 107 \ 1 scan0359 | |
| Short typed memo confirming an appointment to test a car in London. | 30th Mar 1936 | Box 107 \ 1 scan0360 | |
| The weight of chassis GLG 5, including additional equipment and comparison to a similar model. | 30th Mar 1936 | Box 107 \ 1 scan0361 | |
| Weight difference between two 20/25 HP cars, GLO-5 and GLO-2. | 8th Apr 1936 | Box 107 \ 1 scan0362 | |
| Enquiry for 3-speed gearbox parts. | 6th May 1936 | Box 107 \ 1 scan0363 | |
| The completion of gears for a 25/30HP 3 Speed Gearbox for Sg's Car. | 6th May 1936 | Box 107 \ 1 scan0364 | |
| Complaints about faulty springing and steering on a 25/30 HP Trials car. | 15th May 1936 | Box 107 \ 1 scan0365 | |
| Typed letter discussing a policy of fixing something weaker rather than stronger. | 15th May 1936 | Box 107 \ 1 scan0366 | |
| Compilation of feedback reports on the GUL-82 Trials Car, focusing on light springing and steering issues. | 14th Apr 1936 | Box 107 \ 1 scan0367 | |
| Extract from a driver's report detailing issues with light steering and instability at high speeds. | 14th May 1936 | Box 107 \ 1 scan0368 | |
| Confirming the availability of parts for converting a gearbox from 4-speed to 3-speed. | 20th May 1936 | Box 107 \ 1 scan0369 | |
| Customer feedback and proposed solutions for front suspension and steering on the 20/25 HP model. | 21th May 1936 | Box 107 \ 1 scan0370 | |
| Query asking about the time required for a car conversion and arranging to send the vehicle after Whitsun. | 21th May 1936 | Box 107 \ 1 scan0371 | |
| Short memo regarding the conversion of a gearbox to a three-speed and the estimated time for testing. | 23th May 1936 | Box 107 \ 1 scan0372 | |
| Arrangements for car GUL-82 to go to the Works for springing and steering issues around the Whit Monday holiday. | 29th May 1936 | Box 107 \ 1 scan0373 | |
| Short memo regarding the arrival and collection schedule for chassis GUL-82. | 30th May 1936 | Box 107 \ 1 scan0374 | |
| Conversion of a gearbox for car GLG-5 and the storage of the original parts. | 4th Jun 1936 | Box 107 \ 1 scan0375 | |
| Requesting the fitting of a new 20/25 HP Marles type steering to car GLG-5. | 8th Jun 1936 | Box 107 \ 1 scan0376 | |
| Lumpy engine idling issue discovered during London Trials for car GUL-82. | 9th Jun 1936 | Box 107 \ 1 scan0377 | |
| Requesting to retain gearbox parts and to decarbonise car GLG-5 following an experiment. | 10th Jun 1936 | Box 107 \ 1 scan0378 | |
| Request to examine car GUL-82 during the London Trials to check its specification against test standards. | 11th Jun 1936 | Box 107 \ 1 scan0379 | |
| Progress on two vehicles, 32-EX with clutch issues and GLG-5 receiving new steering. | 11th Jun 1936 | Box 107 \ 1 scan0380 | |
| Steering and spring adjustments for car GUL-82 during London Trials. | 11th Jun 1936 | Box 107 \ 1 scan0381 | |
| Steering friction issues and trials for car GUL-82. | 12th Jun 1936 | Box 107 \ 1 scan0382 | |
| Questioning the rough idling and lumpiness of an engine in car GUL-82 during London Trials. | 16th Jun 1936 | Box 107 \ 1 scan0383 | |
| Requesting a list of work done and questioning why two new horns were fitted to car GLG-5. | 17th Jun 1936 | Box 107 \ 1 scan0384 | |
| Missing rubber mat for Chassis No. GLG 5. | 17th Jun 1936 | Box 107 \ 1 scan0385 | |
| Sending chassis spares with a car for a Junior Car Club tour in Canada and America. | 18th Jun 1936 | Box 107 \ 1 scan0386 | |
| Fitting Marles steering, a three-speed box, silent tread tyres, and replacing faulty horns. | 18th Jun 1936 | Box 107 \ 1 scan0387 | |
| Note regarding a missing rubber mat for Chassis No. GLG-5. | 19th Jun 1936 | Box 107 \ 1 scan0388 | |
| Short typed message, possibly a telegram, arranging the collection of a trials car. | 30th Jun 1936 | Box 107 \ 1 scan0389 | |
| Complaining about the quality of newly fitted horns and requesting the originals be returned. | 22th Jun 1936 | Box 107 \ 1 scan0390 | |
| Typed memo regarding the return and forwarding of car horns. | 23th Jun 1936 | Box 107 \ 1 scan0391 | |
| Recommendation of spare parts for a 25/30 HP car, chassis GUL-2. | 23th Jun 1936 | Box 107 \ 1 scan0392 | |
| Suggesting the inclusion of hub withdrawal tools with the spares for chassis GUL-2 for the Junior Car Club Tour. | 26th Jun 1936 | Box 107 \ 1 scan0393 | |
| Requesting the despatch of two Lucas Wind Horns from a GLG-5 chassis to Mr. Crawford at Rolls-Royce Ltd. | 26th Jun 1936 | Box 107 \ 1 scan0394 | |
| To Mr. Crawford at Lillie Hall regarding the return of Sg's electric wind horns. | 26th Jun 1936 | Box 107 \ 1 scan0395 | |
| The inclusion of special hub withdrawal tools for Chassis GUL-2 for the Junior Car Club Tour. | 29th Jun 1936 | Box 107 \ 1 scan0396 | |
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