| Description | Date | Identifier | |
| Engine complaints, car model counts, and engineering remarks. | 31th Mar 1930 | Box 47 \ 2 Scan302 | |
| Summary report on vehicle complaints, number of cars affected, and remedial actions taken. | 31th Mar 1930 | Box 47 \ 2 Scan303 | |
| Summary report on vehicle complaints regarding starter motors, steering, and springing, with details on remedial actions. | 31th Mar 1930 | Box 47 \ 2 Scan304 | |
| Summary of customer complaints and technical issues reported for the Phantom II model. | 31th Mar 1930 | Box 47 \ 2 Scan305 | |
| Summary of complaints for the 25 HP model, detailing the number of cars affected and remarks on the issues. | 1st Jul 1930 | Box 47 \ 2 Scan306 | |
| Inspection and repair instructions for vehicle GLN-60. | 1st Jul 1930 | Box 47 \ 2 Scan307 | |
| Seized throttle issue with Chassis 119-GN and the subsequent investigation. | 3rd Jul 1930 | Box 47 \ 2 Scan308 | |
| Follow-up note regarding trouble with a butterfly valve spindle on chassis 119-GN. | 4th Jul 1930 | Box 47 \ 2 Scan309 | |
| Enquiry about the springing for chassis No. 82-AL, belonging to Clifford Turner. | 10th Jul 1930 | Box 47 \ 2 Scan310 | |
| Customer feedback letter concerning the springing and rolling of chassis No. 82-AL. | 19th May 1930 | Box 47 \ 2 Scan311 | |
| Letter regarding modifications to shock absorbers on Chassis No. 82-AL to balance suspension softness against roll and dither. | 20th May 1930 | Box 47 \ 2 Scan312 | |
| Faulty petrol gauge on a customer's Phantom II. | 2nd Aug 1930 | Box 47 \ 2 Scan313 | |
| Faulty petrol gauge on Mr. Fairey's Phantom vehicle. | 1st Aug 1930 | Box 47 \ 2 Scan314 | |
| Correspondence regarding the change from a special high-geared 12-tooth axle to a standard 11-tooth axle on chassis GLR-49. | 12th Aug 1930 | Box 47 \ 2 Scan315 | |
| Report concerning booming bodies and vibration complaints for car 105-GN. | 19th Aug 1930 | Box 47 \ 2 Scan316 | |
| Exhaust boom issues in certain car bodies and potential silencer improvements. | 19th Aug 1930 | Box 47 \ 2 Scan317 | |
| Piston knock issues on a car in Baroda, India, and potential solutions. | 19th Aug 1930 | Box 47 \ 2 Scan318 | |
| Overheating issues with a 20/25 model experienced by motorist Mr. Geoffrey Smith. | 20th Aug 1930 | Box 47 \ 2 Scan319 | |
| Letter from Mr. Geoffrey Smith detailing a road trip and providing feedback on chassis performance. | 15th Aug 1930 | Box 47 \ 2 Scan320 | |
| Letter detailing vehicle performance feedback and improvement suggestions after road testing. | 21th Aug 1930 | Box 47 \ 2 Scan321 | |
| Typed memorandum acknowledging a letter of criticism from a Mr. Geoffrey Smith and promising investigation. | 21th Aug 1930 | Box 47 \ 2 Scan322 | |
| Overheating issues with Phantom II cars. | 21th Aug 1930 | Box 47 \ 2 Scan323 | |
| Conversion progress of Mr. Gryll's 20/25 HP chassis, GXO-46. | 22th Aug 1930 | Box 47 \ 2 Scan324 | |
| Response to criticisms from Mr. Geoffrey Smith regarding chassis GDP-63, detailing implemented and proposed modifications. | 25th Aug 1930 | Box 47 \ 2 Scan325 | |
| Recommendation of a louvred bonnet to solve an overheating issue on a 25HP car. | 25th Aug 1930 | Box 47 \ 2 Scan326 | |
| Carburetter air cleaners and cylinder block rusting on chassis 70-WJ. | 3rd Sep 1930 | Box 47 \ 2 Scan327 | |
| Disagreeable booming periods in a 20-HP chassis fitted with Thrupp & Maberly bodies. | 30th Sep 1930 | Box 47 \ 2 Scan328 | |
| Mr. Fairey's enthusiastic feedback on his Phantom II and a request to draft a testimonial. | 17th Sep 1930 | Box 47 \ 2 Scan329 | |
| Customer's complaint regarding the suspension and ride comfort of their Phantom II, chassis No. 183-XJ. | 19th Sep 1930 | Box 47 \ 2 Scan330 | |
| Fault with the clutch causing a thump to be felt through the car. | 23th Sep 1930 | Box 47 \ 2 Scan331 | |
| The springing issues on Sir Robert Hadfield's car, suggesting the fitting of Hartfords. | 23th Sep 1930 | Box 47 \ 2 Scan332 | |
| Cost and fitting of extra Hartford shock absorbers for Sir Robert Hadfield's car. | 29th Sep 1930 | Box 47 \ 2 Scan333 | |
| Confirming the delivery date for springs and the subsequent date for the work to be undertaken. | 26th Sep 1930 | Box 47 \ 2 Scan334 | |
| Sir Robert Hadfield not expecting to pay for Hartford shock absorbers and questioning the cost of fitting them to both front and rear. | 26th Sep 1930 | Box 47 \ 2 Scan335 | |
| Fitting of additional shock absorbers to Sir Robert Hadfield's car, requiring a cost estimate and his approval. | 26th Sep 1930 | Box 47 \ 2 Scan336 | |
| Fitting of additional shock absorbers to Sir Robert Hadfield's car. | 26th Sep 1930 | Box 47 \ 2 Scan337 | |
| Arranging for Mr. Muhlenkamp's car to be sent in early for work on the springing, clutch, and a knock. | 3rd Oct 1930 | Box 47 \ 2 Scan338 | |
| Faulty hydraulic shock dampers returned from the Cricklewood depot for repair. | 7th Oct 1930 | Box 47 \ 2 Scan339 | |
| Front suspension alterations on Mr. Muhlenkamp's Phantom II, chassis No. 183-XJ. | 8th Oct 1930 | Box 47 \ 2 Scan340 | |
| Merits of standard versus special springs and damping levels for car GLR-50. | 11th Oct 1930 | Box 47 \ 2 Scan341 | |
| Persistent steering wobble on a customer's car, model 137-XJ. | 16th Oct 1930 | Box 47 \ 2 Scan342 | |
| Complaint case memo regarding chassis number 137-XJ for The Hon. Chas Winn. | 21th Oct 1930 | Box 47 \ 2 Scan343 | |
| Cover letter for the quarterly complaints report for the quarter ending September 1930, regarding Phantom I, Phantom II, 20 HP, and 25 HP chassis. | 22th Oct 1930 | Box 47 \ 2 Scan344 | |
| Quarterly report from September 1930 detailing customer brake complaints across different car models. | 1st Sep 1930 | Box 47 \ 2 Scan345 | |
| Summary of reported vehicle complaints including brakes, battery boxes, and boiling, categorized by model and time period. | 1st Sep 1930 | Box 47 \ 2 Scan346 | |
| Statistical report on vehicle component failures and complaints for various models over a six-month period. | 1st Sep 1930 | Box 47 \ 2 Scan347 | |
| Summary report on vehicle faults for different models over a six-month period, including the September quarter. | 1st Sep 1930 | Box 47 \ 2 Scan348 | |
| Summary report detailing failures and issues for dynamos and exhaust butterfly valves across various car models. | 1st Sep 1930 | Box 47 \ 2 Scan349 | |
| Faults with exhaust plugs, manifolds, silencers, and cut-outs for various vehicle models over a six-month period. | 1st Sep 1930 | Box 47 \ 2 Scan350 | |
| Statistical report on various engine faults, broken down by model type and time period. | 1st Sep 1930 | Box 47 \ 2 Scan351 | |
| Engine component failures across various models for the September quarter and a six-month period. | 1st Sep 1930 | Box 47 \ 2 Scan352 | |
| Summary table of engine faults reported for 20 HP, 25 HP, Ph.I, and Ph.II models. | 1st Sep 1930 | Box 47 \ 2 Scan353 | |
| Statistical analysis of vehicle complaints by model and fault type for a six-month period. | 1st Sep 1930 | Box 47 \ 2 Scan354 | |
| Summary report of vehicle faults broken down by model and time period. | 1st Sep 1930 | Box 47 \ 2 Scan355 | |
| Statistical report on radiator shutter and springing complaints for various car models. | 1st Sep 1930 | Box 47 \ 2 Scan356 | |
| Summary report of vehicle faults and complaints by model over a six-month period. | 1st Sep 1930 | Box 47 \ 2 Scan357 | |
| Summary report of vehicle faults broken down by model over quarterly and six-month periods. | 1st Sep 1930 | Box 47 \ 2 Scan358 | |
| Summary report of vehicle faults, categorized by model over a six-month period. | 1st Sep 1930 | Box 47 \ 2 Scan359 | |
| Statistical report on vehicle transmission and propeller faults across different models. | 22th Oct 1930 | Box 47 \ 2 Scan360 | |
| Mr. Hancock's visit to Cricklewood to address customer complaints. | 22th Oct 1930 | Box 47 \ 2 Scan361 | |
| Broken front shock absorber lever causing steering issues on chassis 137-XJ. | 24th Oct 1930 | Box 47 \ 2 Scan362 | |
| Tampered shock absorber dampers for vehicle 119-GN. | 25th Oct 1930 | Box 47 \ 2 Scan363 | |
| Outlining a plan to investigate and resolve recurring chassis troubles and customer complaints. | 28th Oct 1930 | Box 47 \ 2 Scan364 | |
| Summary of customer complaints and technical considerations regarding weak springing on the Phantom II chassis. | 31th Oct 1930 | Box 47 \ 2 Scan365 | |
| Customer complaints about weak springs and shock absorber failures, and the proposed remedies. | 31th Oct 1930 | Box 47 \ 2 Scan366 | |
| Spring lubrication issues and solutions for 25-HP and 20-HP models. | 1st Nov 1930 | Box 47 \ 2 Scan367 | |
| Notes on springing troubles with the Phantom II chassis, specifically weak rear springs. | 1st Nov 1930 | Box 47 \ 2 Scan368 | |
| Procedural document outlining changes to spring specifications and acceptance testing for cars. | 1st Nov 1930 | Box 47 \ 2 Scan369 | |
| Analysis of complaints regarding uncomfortable springs and ride quality on Phantom II cars, with recommendations on shock dampers and body configuration. | 1st Nov 1930 | Box 47 \ 2 Scan370 | |
| Future suspension improvements, investigations into ride comfort issues, and specifics on 25 HP cars. | 1st Nov 1930 | Box 47 \ 2 Scan371 | |
| Remedies for suspension complaints like hard low-speed riding and spring squeaks for 25 HP and Phantom I cars. | 1st Nov 1930 | Box 47 \ 2 Scan372 | |
| Shock damper load alterations and spring lubrication for 20 HP and 25 HP cars. | 1st Nov 1930 | Box 47 \ 2 Scan373 | |
| List of personnel and their assigned areas of responsibility for various vehicle components and issues. | 3rd Nov 1930 | Box 47 \ 2 Scan374 | |
| List of engineering topics and the personnel associated with them. | 3rd Nov 1930 | Box 47 \ 2 Scan375 | |
| Investigation report into customer complaints regarding expenses and shock damper faults on various car models. | 3rd Nov 1930 | Box 47 \ 2 Scan376 | |
| Damper modifications and replacements for specific customer vehicles. | 3rd Nov 1930 | Box 47 \ 2 Scan377 | |
| Damper knock diagnosis and a near-side front damper failure with corrective actions. | 3rd Nov 1930 | Box 47 \ 2 Scan378 | |
| Vehicle brake squeaks and groans, detailing specific cases and repair methods. | 3rd Nov 1930 | Box 47 \ 2 Scan379 | |
| Customer complaints regarding rear brakes, tyre wear, and oil leaks on various vehicles. | 3rd Nov 1930 | Box 47 \ 2 Scan380 | |
| Axle oil leaks due to overfilling and engine overheating issues causing sticking valves. | 3rd Nov 1930 | Box 47 \ 2 Scan381 | |
| Issues and solutions for Telegauges and exhaust blows. | 3rd Nov 1930 | Box 47 \ 2 Scan382 | |
| Failures and repairs of fabric couplings and clutches. | 3rd Nov 1930 | Box 47 \ 2 Scan383 | |
| Technical report detailing issues and solutions for fan noise, exhaust cutout, and steering column knock. | 3rd Nov 1930 | Box 47 \ 2 Scan384 | |
| Various vehicle faults including an oil leak, cracked glass, suspension creak, and steering wobble. | 3rd Nov 1930 | Box 47 \ 2 Scan385 | |
| Causes and fixes for various vehicle faults including shock dampers, brakes, starter motor, and radiator. | 3rd Nov 1930 | Box 47 \ 2 Scan386 | |
| Various component failures and actions taken, including issues with a battery box, coil, dynamo, and switch. | 3rd Nov 1930 | Box 47 \ 2 Scan387 | |
| Quarterly complaints report detailing tests on radiators, fabric couplings, and shock absorber knocks. | 3rd Nov 1930 | Box 47 \ 2 Scan388 | |
| Customer complaints and troubles related to valve springs, sticking valves, radiator shutters, and rear axle oil leaks. | 5th Nov 1930 | Box 47 \ 2 Scan389 | |
| Brief typed memorandum regarding the topic of 'Springing'. | 5th Nov 1930 | Box 47 \ 2 Scan390 | |
| Advantages of fitting special springs for fast touring to the 20/25 model, using car GLR-50 as a reference. | 7th Nov 1930 | Box 47 \ 2 Scan391 | |
| Road holding complaint for car GLR-50, discussing hydraulic and Hartford damper settings. | 11th Nov 1930 | Box 47 \ 2 Scan392 | |
| Progress and further testing on vehicle springing to find permanent cures for complaints. | 12th Nov 1930 | Box 47 \ 2 Scan393 | |
| Quarterly complaints about valve springs, suggesting they be changed on cars in the works. | 12th Nov 1930 | Box 47 \ 2 Scan394 | |
| Report diagnosing valve noise on a Phantom II, caused by non-square valve springs causing the spring to rub. | 10th Nov 1930 | Box 47 \ 2 Scan395 | |
| Improvements for springs and a petrol tank filter fouling a cross member. | 13th Nov 1930 | Box 47 \ 2 Scan396 | |
| Quarterly complaints report regarding issues with spring fitting and filter fouling on the 40/50 HP and 20/25 HP models. | 13th Nov 1930 | Box 47 \ 2 Scan397 | |
| Feedback from Lodge Plugs Ltd. on the improved road holding of a 25 HP Chassis GLR.50 after shock absorber re-set. | 13th Nov 1930 | Box 47 \ 2 Scan398 | |
| Investigations into complaints regarding hydraulic shock dampers on 20 HP and Phantom models. | 21th Nov 1930 | Box 47 \ 2 Scan399 | |
| Brake squeaks and inefficiency, detailing specific vehicle cases and material investigations. | 21th Nov 1930 | Box 47 \ 2 Scan400 | |
| Brake issues, intermittent dynamo failures, and a dirty starter motor. | 21th Nov 1930 | Box 47 \ 2 Scan401 | |
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