| Description | Date | Identifier | |
| The failure of a fan bracket on a trials car due to violent oscillation. | 26th May 1925 | Box 71 \ 3 scan0290 | |
| Query regarding the checking of fans and fan belts on New Phantom Cars to prevent similar breakages. | 27th May 1925 | Box 71 \ 3 scan0291 | |
| Precautions to ensure fans and fan belts for the new 'Phantom' chassis are balanced and run smoothly. | 4th Jun 1925 | Box 71 \ 3 scan0292 | |
| Oil consumption of trial cars and requesting ongoing monthly reports. | 6th Feb 1925 | Box 71 \ 3 scan0293 | |
| Replying to a query about a mishap with Chassis No.15.MC, listing required replacement parts. | 8th Jun 1925 | Box 71 \ 3 scan0294 | |
| The replacement of a balanced fan on a chassis and the return of the original. | 8th Jun 1925 | Box 71 \ 3 scan0295 | |
| Urgent telegram regarding replacement parts for the Chassis 15-MC Phantom sales trials car. | 6th Jun 1925 | Box 71 \ 3 scan0296 | |
| Borrowing parts from chassis 11-MC for the 15-MC Trials Car, causing a delivery problem for the former. | 11th Jun 1925 | Box 71 \ 3 scan0297 | |
| Potential second accident with trials car 15-MC, the dispatch of parts, and a warning against interchanging governor casings. | 11th Jun 1925 | Box 71 \ 3 scan0298 | |
| Confirming a telephone conversation requesting spare parts for two vehicles, one damaged in an accident and another for decarbonization. | 15th Jun 1925 | Box 71 \ 3 scan0299 | |
| Clarifying that chassis 15-MC had two separate smashes, resulting in damage to the fan. | 15th Jun 1925 | Box 71 \ 3 scan0300 | |
| Steering vibration issues in the London Trials Cars and Lord Montagu's car. | 26th Aug 1925 | Box 71 \ 3 scan0301 | |
| Post Office telegram arranging the arrival of a driver. | 27th Aug 1925 | Box 71 \ 3 scan0302 | |
| High-speed steering wobbles on an Open Trial's Car due to unbalanced wheels. | 28th Jun 1925 | Box 71 \ 3 scan0303 | |
| Causes and remedies for high-speed wobble in specific chassis models, focusing on pivot pins, wheel balance, and tyre pressure. | 28th Aug 1925 | Box 71 \ 3 scan0304 | |
| Test report on a Phantom car (103-MC) with a modified exhaust system, assessing its sound and performance. | 31th Aug 1925 | Box 71 \ 3 scan0305 | |
| Issues with front tyre pressure, a squeaking exhaust butterfly valve, and potential brake squeaking. | 1st Sep 1925 | Box 71 \ 3 scan0306 | |
| Responding to concerns about high-speed steering wobble and the replacement of pivot pins and bushes on several chassis. | 1st Sep 1925 | Box 71 \ 3 scan0307 | |
| Performance of a modified silencer and the setting of front shock absorbers on car 103-MC. | 1st Sep 1925 | Box 71 \ 3 scan0308 | |
| Modified silencer and the front shock absorber settings for car 103-MC. | 1st Sep 1925 | Box 71 \ 3 scan0309 | |
| Investigation into power loss attributed to the silencer on car 103-MC. | 1st Sep 1925 | Box 71 \ 3 scan0310 | |
| Modifications to a silencer on car 103-MC to reduce exhaust noise, comparing it to other models. | 9th Sep 1925 | Box 71 \ 3 scan0311 | |
| Proposing a hill test to compare the performance of two different exhaust systems on a car. | 4th Sep 1925 | Box 71 \ 3 scan0312 | |
| Decrease in a car's hill climbing performance during a demonstration on West Hill, Highgate. | 3rd Sep 1925 | Box 71 \ 3 scan0313 | |
| Querying the suitability of a 45 lbs. per square inch pressure for the Phantom car, No. 103-MC, for use in England. | 7th Sep 1925 | Box 71 \ 3 scan0314 | |
| Tyre pressures and exhaust valve testing for the Open Trials Phantom car 103-MC. | 3rd Sep 1925 | Box 71 \ 3 scan0315 | |
| Adjustment of shock-absorber friction settings to prevent high-speed steering wobble. | 7th Sep 1925 | Box 71 \ 3 scan0316 | |
| Wheel balancing procedures and limits for a Phantom 103 MC. | 9th Sep 1925 | Box 71 \ 3 scan0317 | |
| Discrepancy in the wheel balancing of a demonstration car. | 7th Sep 1925 | Box 71 \ 3 scan0318 | |
| The setting of front shock absorbers, recommending a hydraulic type over the friction type. | 10th Sep 1925 | Box 71 \ 3 scan0319 | |
| High-speed wobble and tyre pressure for the Phantom 103-MC. | 10th Sep 1925 | Box 71 \ 3 scan0320 | |
| Tyre pressures for the Phantom, comparing the instruction book figures with test results on a car with balanced wheels. | 11th Sep 1925 | Box 71 \ 3 scan0321 | |
| The performance of an exhaust system fitted to car 103-MC, discussing hill climbing and silencer cutout effects. | 12th Jun 1925 | Box 71 \ 3 scan0322 | |
| The road performance of a concentric tube silencer fitted to car 103-MC. | 11th Sep 1925 | Box 71 \ 3 scan0323 | |
| Exhaust noise for car 103-MC, comparing it to other models and different silencers. | 12th Sep 1925 | Box 71 \ 3 scan0324 | |
| Exhaust noise and silencer performance figures for car 103-MC. | 14th Sep 1925 | Box 71 \ 3 scan0325 | |
| Logistics and scheduling for fitting new steering systems to two London Trials Cars. | 14th Dec 1925 | Box 71 \ 3 scan0326 | |
| Correspondence with Lord Curzon and the dissemination of information to the sales team. | 27th Jan 1928 | Box 71 \ 3 scan0327 | |
| Potential fire risk from a float chamber cover unscrewing on car ex-51-LC. | 13th Feb 1926 | Box 71 \ 3 scan0328 | |
| Request for the unladen weights and details of any spring alterations made to the London Trials cars. | 18th Feb 1926 | Box 71 \ 3 scan0329 | |
| Requesting clarification on the definition of 'unladen weights' for 20 HP and 40/50 trials cars. | 20th Feb 1926 | Box 71 \ 3 scan0330 | |
| Request for the fully-laden weights of the 40/50 HP and 20 HP Trials cars. | 20th Feb 1926 | Box 71 \ 3 scan0331 | |
| Inspection and urgent return of chassis 4-YG. | 4th Mar 1926 | Box 71 \ 3 scan0332 | |
| Particulars about the springs fitted to the London demonstration car 4-YG for testing. | 1st Mar 1926 | Box 71 \ 3 scan0333 | |
| Record of the body, passenger capacity, and spring specifications for chassis 4-YG demonstration car. | 8th Mar 1926 | Box 71 \ 3 scan0334 | |
| Return of chassis 4-YG to London without alteration. | 10th Mar 1926 | Box 71 \ 3 scan0335 | |
| On suspension tests and improvements for the 4-YG car. | 15th Mar 1926 | Box 71 \ 3 scan0336 | |
| Springing complaint on a Phantom Demonstration Landaulet (No. 22-MC) and recommending the fitment of hydraulic dampers. | 13th May 1926 | Box 71 \ 3 scan0337 | |
| Proposing a visit to test Phantom Chassis 7-LC for various issues and to evaluate steering improvements. | 13th May 1926 | Box 71 \ 3 scan0338 | |
| Fitting hydraulic dampers and different wheels/tyres to the 12-LC White Open Riviera trials car. | 20th May 1926 | Box 71 \ 3 scan0339 | |
| Fitting of hydraulic shock dampers and delivery arrangements for chassis No. 7-LC. | 20th May 1926 | Box 71 \ 3 scan0340 | |
| Forwarding details about the expected arrival of the ex Riviera Open Phantom Car No. 7-LC. | 21th May 1926 | Box 71 \ 3 scan0341 | |
| The fitting of hydraulic dampers and semi-balloon tyres to the 7-LC car. | 21th May 1926 | Box 71 \ 3 scan0342 | |
| Steering difficulties experienced after fitting low pressure tyres to a car, and a request to test different tyre pressures. | 22th May 1926 | Box 71 \ 3 scan0343 | |
| Urgent modifications required for cars 7-LC and a Hooper Landaulet following unsatisfactory trial results. | 10th Jun 1926 | Box 71 \ 3 scan0344 | |
| Potential solutions for an unsatisfactory car by fitting replica or actual springs from other vehicles. | 11th Jun 1926 | Box 71 \ 3 scan0345 | |
| Switch to an Open Touring car for the Chairman's tour, including logistics and modifications. | 11th Jun 1926 | Box 71 \ 3 scan0346 | |
| Arranging for modifications to a Phantom car (103-MC) for publicity operations and the San Sebastian Grand Prix. | 16th Jun 1926 | Box 71 \ 3 scan0347 | |
| Inquiry regarding repair progress on a 7-LC White Phantom Open Touring Car, addressing steering and scuttle issues. | 17th Jun 1926 | Box 71 \ 3 scan0348 | |
| Scheduling decarbonising and fitting hydraulic shock-absorbers to a car used by the Prince of Wales. | 17th Jun 1926 | Box 71 \ 3 scan0349 | |
| The handover and bodywork issues of the 7-LC White Riviera Trials Car. | 18th Jun 1926 | Box 71 \ 3 scan0350 | |
| Scheduling the fitting of hydraulic dampers and decarbonising the engine for car 103-MC. | 18th Jun 1926 | Box 71 \ 3 scan0351 | |
| Internal memorandum regarding work on Trials Car chassis 103-MC, including fitting hydraulic shock absorbers, engine decarbonising, and new tyres. | 23th Jun 1926 | Box 71 \ 3 scan0352 | |
| Delivery of car 103-MC for fitting hydraulic dampers, decarbonization, and new tyres for open trials. | 24th Jun 1926 | Box 71 \ 3 scan0353 | |
| Giving a strict deadline for the completion of work on a car so it can be collected by its driver. | 24th Jun 1926 | Box 71 \ 3 scan0354 | |
| Attached report about a car's performance issues, specifically boiling, during a long tour. | 30th Jun 1926 | Box 71 \ 3 scan0355 | |
| Performance report on a trip through France in a 118-MC Salamanca type Cabriolet. | 23th Jun 1926 | Box 71 \ 3 scan0356 | |
| Car's performance issues, including engine, transmission, and suspension faults. | 23th Jun 1926 | Box 71 \ 3 scan0357 | |
| Road test report detailing boiling issues, involuntary stops, and general performance on mountain roads. | 23th Jun 1926 | Box 71 \ 3 scan0358 | |
| Electrical and mechanical failures, including magneto issues, fuse blowing and a faulty carburettor joint. | 23th Jun 1926 | Box 71 \ 3 scan0359 | |
| From Hs to PN requesting access to car 103-MC to modify its hydraulic dampers. | 1st Jul 1926 | Box 71 \ 3 scan0360 | |
| Responding to a suggestion about increasing the cooling capacity on Phantom cars. | 2nd Jul 1926 | Box 71 \ 3 scan0361 | |
| Report on vehicle complaints, including an accelerator pedal issue, and proposing actions for inspection and resolution. | 3rd Jul 1926 | Box 71 \ 3 scan0362 | |
| Outlining urgent repairs and modifications required for a London Open Trials Phantom car. | 3rd Jul 1926 | Box 71 \ 3 scan0363 | |
| The absence of 'Bt.' and the deferral of matters until their return. | 6th Jul 1926 | Box 71 \ 3 scan0364 | |
| Various technical issues and comments on Chassis 118-MC, Bt's Car. | 7th Jul 1926 | Box 71 \ 3 scan0365 | |
| Various vehicle faults, diagnoses, and commentary on potential causes, page 2. | 7th Jul 1926 | Box 71 \ 3 scan0366 | |
| Faults with fuses, wiring, magneto, and exhaust systems. | 7th Jul 1926 | Box 71 \ 3 scan0367 | |
| Report on work done on chassis 118-MC, with a focus on an electrical failure. | 9th Jul 1926 | Box 71 \ 3 scan0368 | |
| Faults found and remedial work carried out on chassis 118-MC. | 8th Jul 1926 | Box 71 \ 3 scan0369 | |
| Faulty magneto returned to the manufacturer for inspection and replacement. | 20th Aug 1926 | Box 71 \ 3 scan0370 | |
| Broken Offside Front Brake Actuating Arm from chassis 41-MC sent for examination. | 20th Aug 1926 | Box 71 \ 3 scan0371 | |
| Broken exhaust manifold returned from chassis 55-MC for examination and clarification on billing for the replacement. | 20th Aug 1925 | Box 71 \ 3 scan0372 | |
| Replacement of a Hoffmann Ball Race from chassis 80-AU and determining cost liability. | 20th Aug 1926 | Box 71 \ 3 scan0373 | |
| Broken brake lever from the front axle of chassis 41-MC. | 23th Aug 1926 | Box 71 \ 3 scan0374 | |
| Urgent memo confirming the location of car 88-LC and a meeting time. | 12th Oct 1926 | Box 71 \ 3 scan0375 | |
| Urgent transfer of wheels and tyres for the 88-LC Trials Saloon. | 13th Oct 1926 | Box 71 \ 3 scan0376 | |
| Exchange and modification of wheels and tyres for trials saloon 88-LC and Mr. Royce's car 7-EX. | 14th Oct 1926 | Box 71 \ 3 scan0377 | |
| The exchange of wheels between Mr. Royce's car (7-EX) and the Trials Saloon (88-LC). | 15th Oct 1926 | Box 71 \ 3 scan0378 | |
| Collection of six well base wheels from trials saloon 88-LC and a wheel change for 7-EX. | 18th Oct 1926 | Box 71 \ 3 scan0379 | |
| The steering on the St. Inspection Car, 7-LC. | 22th Oct 1926 | Box 71 \ 3 scan0380 | |
| Arranging the collection of tyres and wheels from car 88-LC at Lillie Hall. | 28th Oct 1926 | Box 71 \ 3 scan0381 | |
| Sharing a favourable report on a Phantom demonstration car, chassis 66-YC, detailing improvements in power, suspension, and steering. | 1st Jan 1927 | Box 71 \ 3 scan0382 | |
| Delivery note for chassis 103M6 delivered to RRH Co. | 10th Mar 1927 | Box 71 \ 3 scan0383 | |
| Advice memo detailing the goods forwarded for a 40/50 R.R. chassis with a Barker open body. | 10th Mar 1927 | Box 71 \ 3 scan0384 | |
| Urgent work on Chassis No. 103-MC, detailing issues with wheel balancing, engine roughness, and the fitting of new throttle parts. | 11th Mar 1927 | Box 71 \ 3 scan0385 | |
| Request for modifications to car 103-MC and investigation of an out-of-balance front hub. | 14th Mar 1927 | Box 71 \ 3 scan0386 | |
| Request for a detailed report on modifications made to chassis No. 103-MC. | 15th Mar 1927 | Box 71 \ 3 scan0387 | |
| Adjustments made to car 103-MC, including steering, suspension, wheels and radiator shutters. | 17th Mar 1927 | Box 71 \ 3 scan0388 | |
| Receipt confirming the transfer of the 103-MC Trials Car from the Experimental Department to Sales. | 18th Mar 1927 | Box 71 \ 3 scan0389 | |
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