| Description | Date | Identifier | |
| Letter regarding vehicle bodywork by Hooper's and removal of the instrument board for polishing. | 30th Apr 1925 | Box 69 \ 3 scan0203 | |
| On Bailey's Hotel letterhead about troubleshooting spitting in the silencer and measuring oil. | 30th Apr 1925 | Box 69 \ 3 scan0204 | |
| On hotel letterhead regarding a complaint of 'popping in the silencer' caused by a faulty throttle. | 30th Apr 1925 | Box 69 \ 3 scan0205 | |
| Letter on Bailey's Hotel stationery discussing a throttle control adjustment and related issues. | 30th Apr 1925 | Box 69 \ 3 scan0206 | |
| On Bailey's Hotel letterhead about a car trouble caused by valve springs rubbing the rocker cover. | 5th May 1925 | Box 69 \ 3 scan0207 | |
| Letter on hotel stationery about a 'firing in the silencer' issue on a Landaulet car. | 5th May 1925 | Box 69 \ 3 scan0208 | |
| Letter on hotel stationery about monitoring a car's oil consumption and adjusting its ignition. | 5th May 1925 | Box 69 \ 3 scan0209 | |
| On hotel letterhead regarding a complaint about a car's clutch stopping speed and subsequent adjustments. | 5th May 1925 | Box 69 \ 3 scan0210 | |
| Letter on hotel stationery regarding a car's 'spitting' issue and a colleague's travel plans. | 6th May 1925 | Box 69 \ 3 scan0211 | |
| Letter on hotel stationery about car performance, focusing on fixing a 'spitting' silencer and a throttle issue. | 6th May 1925 | Box 69 \ 3 scan0212 | |
| On hotel letterhead discussing throttle alterations and clutch issues on a landaulet. | 4th May 1925 | Box 69 \ 3 scan0213 | |
| Internal instruction about the use of 'EAC' letters following the introduction of a new engine for the 40/50 HP chassis. | 4th May 1925 | Box 69 \ 3 scan0214 | |
| Potential clearance issue between the exhaust cut-out snout and the rear brake actuating shaft on the 'New Phantom'. | 6th May 1925 | Box 69 \ 3 scan0215 | |
| Permissible alterations to the 40/50 'V' Series chassis, specifically regarding dashboard drilling for different steering types. | 11th May 1925 | Box 69 \ 3 scan0216 | |
| Balance between making product improvements and rigidly adhering to instructions to ensure urgent delivery. | 11th May 1925 | Box 69 \ 3 scan0217 | |
| Urgent internal memo requesting a rubber stamp with the inscription 'PHANTOM'. | 12th May 1925 | Box 69 \ 3 scan0218 | |
| Proposed increase in track width for the 'X' series vehicle, comparing it to competitors and detailing related component changes. | 12th May 1925 | Box 69 \ 3 scan0219 | |
| Proposed alterations to the 'V' Series chassis and the correct procedure for approval. | 1st May 1925 | Box 69 \ 3 scan0220 | |
| Secret memo instructing that all future correspondence regarding alterations to the New Phantom be treated with the same confidentiality. | 1st May 1925 | Box 69 \ 3 scan0221 | |
| Spring deflection and ground clearance for a 'V' Series car under 'normal' and 'loaded' conditions. | 16th May 1925 | Box 69 \ 3 scan0222 | |
| Creation and distribution of a book with details of the 'V' series chassis for internal and external officials. | 9th May 1925 | Box 69 \ 3 scan0223 | |
| Double Enclosed Limousine 9-PK (Barkers), discussing trade plates and temporary levers. | 19th May 1925 | Box 69 \ 3 scan0224 | |
| The characteristics and potential issues of the four-wheel braking system, particularly concerning front axle twist. | 8th Jul 1924 | Box 69 \ 3 scan0225 | |
| Page discussing the characteristics and potential issues of front brake and semi-servo systems. | 8th Jul 1924 | Box 69 \ 3 scan0226 | |
| The operation and potential faults of the servo-assisted braking system. | 8th Jul 1924 | Box 69 \ 3 scan0227 | |
| Page of notes on vehicle braking characteristics, steering pull, and front axle assembly. | 20th May 1925 | Box 69 \ 3 scan0228 | |
| Request for an experimental New Phantom trials car for use in Spain for a week or two. | 20th May 1925 | Box 69 \ 3 scan0229 | |
| Unavailability of a New Phantom experimental car due to a shortage. | 21th May 1925 | Box 69 \ 3 scan0230 | |
| Short memo confirming Bagley's return to Derby after resolving some troubles. | 21th May 1925 | Box 69 \ 3 scan0231 | |
| Letter from E.V. to H.S. regarding the preparation and testing of a Double Enclosed Limousine 9PK by Barkers. | 23th May 1925 | Box 69 \ 3 scan0232 | |
| Service complaints and potential design alterations for the 'V' Series Chassis. | 23th May 1925 | Box 69 \ 3 scan0233 | |
| List of technical faults and observations on vehicle components such as the valve mechanism, engine gears, dynamo, and clutch. | 23th May 1925 | Box 69 \ 3 scan0234 | |
| List of technical faults and suggestions regarding ignition, carburettor, wiring, and other vehicle components. | 23th May 1925 | Box 69 \ 3 scan0235 | |
| List of suggested modifications and issues regarding vehicle shutters, oil level indicator, and bonnet closing. | 23th May 1925 | Box 69 \ 3 scan0236 | |
| Follow-up memo sending a summary of 24 points by Mr. Maddocks and asking for suggestions for improvements. | 26th May 1925 | Box 69 \ 3 scan0237 | |
| Commenting on various issues raised about the 'V' series chassis. | 25th May 1925 | Box 69 \ 3 scan0238 | |
| Issues and proposed modifications for various car components including dynamos, valves, and clutch. | 25th May 1925 | Box 69 \ 3 scan0239 | |
| Page discussing technical points 13 to 20, including ignition, exhaust, oil consumption, and wiring. | 25th May 1925 | Box 69 \ 3 scan0240 | |
| Design and experimental points including shutter control, oil level, and bonnet closing. | 25th May 1925 | Box 69 \ 3 scan0241 | |
| Responding to a list of complaints on the 'V' series, discussing previous correspondence and the process for reporting issues. | 26th May 1925 | Box 69 \ 3 scan0242 | |
| Responding to points raised about the 'V' Series Chassis. | 26th May 1925 | Box 69 \ 3 scan0243 | |
| Issues and modifications on various car components. | 26th May 1925 | Box 69 \ 3 scan0244 | |
| Feedback and decisions on various car components and designs. | 26th May 1925 | Box 69 \ 3 scan0245 | |
| Faults, cures, and various communications regarding the 'V' Series Chassis. | 27th May 1925 | Box 69 \ 3 scan0246 | |
| Design modifications for a new chassis, focusing on clearance, cooling, and frame positioning. | 29th May 1925 | Box 69 \ 3 scan0247 | |
| Mr. Royce's views on front spring stiffness for the 20 HP car and the introduction of new side levers and gearcases. | 4th Jun 1925 | Box 69 \ 3 scan0248 | |
| Introduction of a sub-frame and detailing production schedules for various chassis series. | 1st Jun 1925 | Box 69 \ 3 scan0249 | |
| Gearbox fault where levers stick in neutral, and proposed modifications to the plunger mechanism. | 6th Jun 1925 | Box 69 \ 3 scan0250 | |
| Arrangements for the use of a 'New Phantom' car over a weekend. | 9th Jun 1925 | Box 69 \ 3 scan0251 | |
| Sending car 44-PK for testing with a louvered bonnet and an improved silencer to compare noise levels. | 10th Jun 1925 | Box 69 \ 3 scan0252 | |
| Modified 40/50 chassis with subframe, listing improvements for the new 'Phantom' model. | 10th Jun 1925 | Box 69 \ 3 scan0253 | |
| Experimental report, page 2, listing vehicle modifications and discussing chassis preparations for a 10,000-mile standardisation test. | 10th Jun 1925 | Box 69 \ 3 scan0254 | |
| Telegram confirmation requesting a mechanic be sent to Cricklewood to decarbonise a new Phantom overnight. | 10th Jun 1925 | Box 69 \ 3 scan0255 | |
| Noise and running issues with magnetos and Autovac systems on the 'V' Series Chassis. | 10th Jun 1925 | Box 69 \ 3 scan0256 | |
| Technical report page detailing issues with an oil leak, road dirt ingress, engine gear rattle, and steering joggle. | 10th Jun 1925 | Box 69 \ 3 scan0257 | |
| Various technical issues and suggestions for improvement on car components. | 1st Jun 1925 | Box 69 \ 3 scan0258 | |
| Private memo discussing changes to springs, side levers, and sub-frames and the resulting impact on existing bodies and gearbox production. | 10th Jun 1925 | Box 69 \ 3 scan0259 | |
| Introduction of a new gearcase and side levers, detailing testing, manufacturing timelines, and production strategy. | 10th Jun 1925 | Box 69 \ 3 scan0260 | |
| Criticisms and proposed solutions for a 'V' series chassis. | 12th Jun 1925 | Box 69 \ 3 scan0261 | |
| List of responses to various technical points and criticisms regarding vehicle components and testing. | 12th Jun 1925 | Box 69 \ 3 scan0262 | |
| Page discussing a criticism for West Wittering and a fitting question. | 12th Jun 1925 | Box 69 \ 3 scan0263 | |
| 8-EX chassis, noting it is a long type with 'B' steering and the intention to fit a body from 9pk. | 15th Jun 1925 | Box 69 \ 3 scan0264 | |
| Delivery note for one complete 40/50 HP car. | 15th Jun 1925 | Box 69 \ 3 scan0265 | |
| Of goods forwarded for a complete 40/50 HP car with accessories. | 15th Jun 1925 | Box 69 \ 3 scan0266 | |
| List of spares and accessories received with a Limousine body vehicle. | 15th Jun 1925 | Box 69 \ 3 scan0267 | |
| List of parts requiring standardization for the 'V' Series Chassis, including the new Phantom engine. | 15th Jun 1925 | Box 69 \ 3 scan0268 | |
| Performance points and issues with car 44-PK. | 17th Jun 1925 | Box 69 \ 3 scan0269 | |
| Performance report on car number 44-PK, detailing issues with vibration, clutch, and battery. | 17th Jun 1925 | Box 69 \ 3 scan0270 | |
| Vehicle's performance after testing, mentioning a 'New Phantom' and a 'Silver Ghost'. | 17th Jun 1925 | Box 69 \ 3 scan0271 | |
| Requesting the return of car 44-PK to the Works for experiments, with a suggestion to use its louvered bonnet on another car to release it. | 17th Jun 1925 | Box 69 \ 3 scan0272 | |
| Cover letter from B.J. to B.Y. attaching a sales report on the 'New Phantom' chassis, requesting an update before involving Mr. Royce. | 18th Jun 1925 | Box 69 \ 3 scan0273 | |
| Sub-committee report from a sales conference with suggestions for improving the finish of the 'New Phantom' chassis. | 17th Jun 1925 | Box 69 \ 3 scan0274 | |
| Sub-committee report detailing recommended changes to vehicle components and finishes. | 1st May 1925 | Box 69 \ 3 scan0275 | |
| From C.J. to R. regarding the design appearance of carburetter and oil pipe covers on the 'New Phantom' chassis. | 1st May 1925 | Box 69 \ 3 scan0276 | |
| The progress of Mr. Royce's E.A.C. for a potential exchange with car 6-EX, referencing the 'New Phantom'. | 18th Jun 1925 | Box 69 \ 3 scan0277 | |
| Test drive of a New Phantom with the King of Spain, noting severe steering wobble and overheating. | 19th Jun 1925 | Box 69 \ 3 scan0278 | |
| The availability of the EAC car used by Mr. Royce and the progress on his new car. | 22th Jun 1925 | Box 69 \ 3 scan0279 | |
| From R. to Hs. requesting trials of an EAC chassis with specific modifications to the springs and braking system. | 22th Jun 1925 | Box 69 \ 3 scan0280 | |
| List of cars in the Experimental Department with their specifications. | 24th Jun 1925 | Box 69 \ 3 scan0281 | |
| Ignition failure and brake vibration issues on a New Phantom car. | 1st Jun 1925 | Box 69 \ 3 scan0282 | |
| Sending 3 cushions for a Dummy Sports model chassis to Messrs. Barkers. | 26th Jun 1925 | Box 69 \ 3 scan0283 | |
| Alterations to the 40/50 W. series gearbox. | 1st Jun 1925 | Box 69 \ 3 scan0284 | |
| Concerns over the use of cheap-looking parts on the 'New Phantom' chassis. | 30th Jun 1925 | Box 69 \ 3 scan0285 | |
| Gear quietening issues and material finishes for the New Phantom chassis. | 1st Jul 1925 | Box 69 \ 3 scan0286 | |
| Responding to queries about the materials and design of ignition tubes, coil cases, oil breather caps, and inscription plates. | 1st Jul 1925 | Box 69 \ 3 scan0287 | |
| Confirmation of a wire from Royce to Hives requesting a Phantom chassis for the weekend. | 1st Jul 1925 | Box 69 \ 3 scan0288 | |
| New Phantom chassis, arrangements for a viewing, and a sample petrol filler cap. | 1st Jul 1925 | Box 69 \ 3 scan0289 | |
| The alterations for the 'W' series vehicles. | 1st Jul 1925 | Box 69 \ 3 scan0290 | |
| Confirming a chassis was sent to Hoopers after a gearbox correction. | 1st Jul 1925 | Box 69 \ 3 scan0291 | |
| To Messrs. Hooper regarding the delivery of a 40/50 HP car chassis (9-PK) for body fitting. | 2nd Jul 1925 | Box 69 \ 3 scan0292 | |
| Confirmation of a wire regarding the transportation of a chassis from Derby. | 2nd Jul 1925 | Box 69 \ 3 scan0293 | |
| Potential benefits of fitting duralumin connecting rods to the EAC engine. | 7th Mar 1925 | Box 69 \ 3 scan0294 | |
| Standardisation of 'V' Series - EAG. Chassis parts to improve design. | 15th Jun 1925 | Box 69 \ 3 scan0295 | |
| Lack of suitable photographs or information on the Phantom for Mr. Marmon. | 14th Jul 1925 | Box 69 \ 3 scan0296 | |
| Creation and distribution of detailed books on R.A. cars and engines for officials. | 15th Jul 1925 | Box 69 \ 3 scan0297 | |
| Loan of a Phantom 98-NK car with a Barker Open Touring body for fitting experimental parts. | 20th Jul 1925 | Box 69 \ 3 scan0298 | |
| The despatch of parts to coachbuilders Hoopers for Chassis 9-PK and Barkers for India Body Subframes. | 20th Jul 1925 | Box 69 \ 3 scan0299 | |
| Parts to be sent from stores in London to Hooper's for an experimental limousine. | 20th Jul 1925 | Box 69 \ 3 scan0300 | |
| The dispatch of parts for experimental limousine chassis 9-PK to coachbuilders Hoopers and Barkers. | 21th Jul 1925 | Box 69 \ 3 scan0301 | |
| Work done on three New Phantom chassis, clarifying that only the engine gears and units were serviced. | 23th Jul 1925 | Box 69 \ 3 scan0302 | |
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