| Description | Date | Identifier | |
| Seeking agreement on changing a car's paint colour scheme to grey and black while waiting for new engine parts. | 19th Oct 1927 | Box 65a \ 1 scan0156 | |
| Alternative strategies for the development and production of a new 'Sports model' chassis. | 27th Oct 1927 | Box 65a \ 1 scan0157 | |
| Chassis modifications for the Sports Phantom model. | 20th Oct 1927 | Box 65a \ 1 scan0158 | |
| Benefits of mounting car bodies on four-point rubber seatings to reduce vibrations and resist road shocks. | 1st Oct 1927 | Box 65a \ 1 scan0159 | |
| Supply of drawings for special Tenoid brake linings for the 10EX Sports Car 10,000 miles test. | 26th Oct 1927 | Box 65a \ 1 scan0160 | |
| Secret memo from BJ to Hs regarding a potential alteration to the testing programme of a Sports car. | 27th Oct 1927 | Box 65a \ 1 scan0161 | |
| Coachbuilder drawings and information for the Sports Model. | 29th Oct 1927 | Box 65a \ 1 scan0162 | |
| Delays to sports car testing due to the car bodies not being ready. | 29th Oct 1927 | Box 65a \ 1 scan0163 | |
| Arrangements for painting, varnishing and fitting a friction damper to the 14-EX car for Le Canadel. | 31th Oct 1927 | Box 65a \ 1 scan0164 | |
| From Hs. to CWB. regarding the unavailability of a sports car due to modifications, offering a 12-EX Phantom as a loaner. | 31th Oct 1927 | Box 65a \ 1 scan0165 | |
| Delay in fitting parts to a Sports Car and arranging a test drive of an alternative vehicle, 12-EX. | 1st Nov 1927 | Box 65a \ 1 scan0166 | |
| From BJ to Hs seeking clarification on the plan and timeline for sports car chassis testing. | 26th Nov 1927 | Box 65a \ 1 scan0167 | |
| Travel arrangements to Derby and requesting an experimental sporting model be made available for a weekend. | 4th Nov 1927 | Box 65a \ 1 scan0168 | |
| Question and answer memo regarding sports car chassis testing and modifications. | 5th Nov 1927 | Box 65a \ 1 scan0169 | |
| Typed question and answer document discussing the feasibility and testing of a sports car body. | 11th Nov 1927 | Box 65a \ 1 scan0170 | |
| Development, testing schedule, and release plan for a new Sports Car model. | 11th Nov 1927 | Box 65a \ 1 scan0171 | |
| Modifications for the Sports Phantom and the 12-EX car following a visit to WW. | 21th Nov 1927 | Box 65a \ 1 scan0172 | |
| Cylinder head standardization for Phantom cars and progress on the 12-EX, 20 HP, and Sports Car models. | 22th Nov 1927 | Box 65a \ 1 scan0173 | |
| Features for a Production Phantom chassis following a test in France, and specifications for a Sports Chassis. | 22th Nov 1927 | Box 65a \ 1 scan0174 | |
| Proposed modifications for the Phantom engine to increase power development. | 28th Nov 1927 | Box 65a \ 1 scan0175 | |
| Private memo from BJ to Hs. requesting a status update on the Sports Model chassis and bodies for upcoming trials. | 1st Dec 1927 | Box 65a \ 1 scan0176 | |
| Delivery of a dummy sports chassis to a coachbuilder. | 2nd Dec 1927 | Box 65a \ 1 scan0177 | |
| Difficulties in producing a satisfactory engine for the Sports models. | 12th Dec 1927 | Box 65a \ 1 scan0178 | |
| The preparation and features of a dummy sports chassis for coachwork fitting. | 12th Dec 1927 | Box 65a \ 1 scan0179 | |
| Arranging transport for a dummy sports car chassis to Lillie Hall. | 13th Dec 1927 | Box 65a \ 1 scan0180 | |
| Development progress of the Sports model. | 6th Dec 1927 | Box 65a \ 1 scan0181 | |
| Arranging a trial for an experimental sports model car. | 9th Dec 1927 | Box 65a \ 1 scan0182 | |
| The provision of a dummy Sports Chassis and the production of a second one. | 9th Dec 1927 | Box 65a \ 1 scan0183 | |
| Quoting a colleague's concerns about costly delays and job losses due to the 'F' engine and Sports chassis projects. | 13th Dec 1927 | Box 65a \ 1 scan0184 | |
| Notification confirming the despatch of a dummy chassis to Lillie Hall. | 15th Dec 1927 | Box 65a \ 1 scan0185 | |
| Production of experimental Sports Phantom and new EAC.10 chassis, including a cost estimation. | 16th Dec 1927 | Box 65a \ 1 scan0186 | |
| Need to develop and test the new EAC.10 engine and chassis for standardisation, noting the urgency of the project. | 17th Dec 1927 | Box 65a \ 1 scan0187 | |
| Reasoning behind producing sports cars and the prioritization of the EAC.10 chassis. | 17th Dec 1927 | Box 65a \ 1 scan0188 | |
| Secret memo discussing the successful development and future secret testing of a new Sports Car. | 17th Dec 1927 | Box 65a \ 1 scan0189 | |
| The production strategy for the Sports Phantom and the EAC.10 chassis. | 17th Dec 1927 | Box 65a \ 1 scan0190 | |
| The development of a Phantom Sports Chassis, including discussions on its radiator design and spare wheel carrier. | 17th Dec 1927 | Box 65a \ 1 scan0191 | |
| Delays and decisions regarding new parts for a Phantom car, including a turbulent head, radiator, and rear wheel carrier. | 20th Dec 1927 | Box 65a \ 1 scan0192 | |
| Secret internal memorandum discussing the development, naming, and availability of new 'Alpine Phantom' and EAC.10 chassis models. | 20th Dec 1927 | Box 65a \ 1 scan0193 | |
| Proposal to create and test six Sports Models, detailing nine specific modifications and mentioning a potential car for the Prince of Wales. | 20th Dec 1927 | Box 65a \ 1 scan0194 | |
| Allocation and preparation of Sports chassis cars, including one for the Prince of Wales. | 20th Dec 1927 | Box 65a \ 1 scan0195 | |
| Brief general specification for the EAC.10 and its differences from the present Phantom. | 21th Dec 1927 | Box 65a \ 1 scan0196 | |
| List of drawings and their status for the EAC.10 engine project. | 21th Dec 1927 | Box 65a \ 1 scan0197 | |
| List of engineering parts with associated status updates and modification notes. | 25th Nov 1927 | Box 65a \ 1 scan0198 | |
| List of components and modifications, including a piston, oil level indicator, and starter motor. | 22th Dec 1927 | Box 65a \ 1 scan0199 | |
| Production and testing strategy for a new Sports Model car. | 22th Dec 1927 | Box 65a \ 1 scan0200 | |
| Page 2 of a memorandum regarding work in the Experimental Department and the objective of cost reduction. | 22th Dec 1927 | Box 65a \ 1 scan0201 | |
| Requesting a punctuation change in a document concerning the Sports Model. | 23th Dec 1927 | Box 65a \ 1 scan0202 | |
| Dispatch of dummy sports chassis and body fittings, warning coachbuilders about a temporary sheetmetal dashboard. | 28th Dec 1927 | Box 65a \ 1 scan0203 | |
| Brief general specification document outlining the changes for the EAC.10 engine compared to the Phantom model. | 28th Dec 1927 | Box 65a \ 1 scan0204 | |
| Engine detonation with French petrol, pre-ignition, and misfire issues at slow speeds. | 29th Dec 1927 | Box 65a \ 1 scan0205 | |
| Development and production of a new narrower radiator for the Phantom Sports Chassis. | 29th Dec 1927 | Box 65a \ 1 scan0206 | |
| Issues with a dummy Alpine Sports Chassis at Hooper's, requesting modifications and parts from Derby. | 29th Dec 1927 | Box 65a \ 1 scan0207 | |
| Brief general specification of the EAC.10 chassis. | 30th Dec 1927 | Box 65a \ 1 scan0208 | |
| On car performance, discussing misfires, handling improvements, and the standardisation of parts for coachbuilders. | 31th Dec 1927 | Box 65a \ 1 scan0209 | |
| The performance of a sequence starter, comparing it to the Phantom and 20 HP models. | 31th Dec 1927 | Box 65a \ 1 scan0210 | |
| Dummy sports chassis, discussing delays, brake lever positioning, and plans for a second version. | 31th Dec 1927 | Box 65a \ 1 scan0211 | |
| Production strategy and stock management for the transition to the new EAC.10 Super Sports Model. | 31th Dec 1927 | Box 65a \ 1 scan0212 | |
| The suspension and exceptionally good road holding qualities of a Phantom sports car. | 31th Dec 1927 | Box 65a \ 1 scan0213 | |
| Diagram and calculations for a car's weight distribution and periodic swing time. | 2nd Jan 1928 | Box 65a \ 1 scan0214 | |
| Secret internal memorandum regarding the secrecy of a new chassis construction. | 2nd Jan 1928 | Box 65a \ 1 scan0215 | |
| Confidential letter discussing the commercial strategy for introducing a new model and a plan to mislead the public by referring to it as the 'S.S.M.'. | 22th Dec 1927 | Box 65a \ 1 scan0216 | |
| Standardisation of radiators with integral shutters for the Phantom Sports Chassis. | 30th Dec 1927 | Box 65a \ 1 scan0217 | |
| Query regarding the testing of a radiator with the present standard cylinder head. | 30th Dec 1927 | Box 65a \ 1 scan0218 | |
| Typed letter regarding the progress and delivery of a Sports Chassis, and coordination with coachbuilders Hooper's and Barker's. | 5th Jan 1928 | Box 65a \ 1 scan0219 | |
| Dispatch of a dummy chassis to coachbuilder Barkers and a planned trip to London to deliver parts to Hoopers. | 6th Jan 1928 | Box 65a \ 1 scan0220 | |
| Development of a Sports Saloon for the Alpine Phantom, including a trial car and proposed engine compression ratios. | 12th Jan 1928 | Box 65a \ 1 scan0221 | |
| From 'R.' discussing proposals and improvements for a vehicle, focusing on the radiator, engine suspension and body vibration. | 9th Jan 1928 | Box 65a \ 1 scan0222 | |
| Continuation of a report on experimental car development, discussing throttle cooling, suspension performance, braking, and bodywork. | 11th Jan 1928 | Box 65a \ 1 scan0223 | |
| Design and materials for crankshaft friction dampers and the performance of the EAC.7 engine. | 11th Jan 1928 | Box 65a \ 1 scan0224 | |
| Requesting a specification statement for new chassis currently under preparation or testing. | 12th Jan 1928 | Box 65a \ 1 scan0225 | |
| Design improvements for the EAC.10 engine's water pump gland and other components. | 16th Jan 1928 | Box 65a \ 1 scan0226 | |
| From Hs. to B.J. attaching three copies of specifications for new chassis being prepared or tested. | 6th Jan 1928 | Box 65a \ 1 scan0227 | |
| Brief description and list of experimental modifications for chassis number 1EX. | 6th Jan 1928 | Box 65a \ 1 scan0228 | |
| Brief description for experimental chassis No. 9-EX, also designated EAC. No.1. | 6th Jan 1928 | Box 65a \ 1 scan0229 | |
| Brief description of the unique Chassis No. 14-EX with a Hooper enclosed limousine body. | 6th Jan 1928 | Box 65a \ 1 scan0230 | |
| Description of the experimental Alpine Phantom chassis 15-EX, detailing its specifications and testing plans. | 16th Jan 1928 | Box 65a \ 1 scan0231 | |
| Driver's letter requesting the immediate registration and 12-month licence for a Phantom car. | 16th Jan 1928 | Box 65a \ 1 scan0232 | |
| New name 'Continental New Phantom', transportation of a body to Derby, and instructions for photographing the car for a pamphlet. | 17th Jan 1928 | Box 65a \ 1 scan0233 | |
| Telegram regarding an experimental Hooper Sports car and the dispatch of a frame and instruments. | 19th Jan 1928 | Box 65a \ 1 scan0234 | |
| The urgent instruction to produce 12 Continental Chassis. | 19th Jan 1928 | Box 65a \ 1 scan0235 | |
| Decision not to fit Bijur Lubrication to the dynamo on the 12-EX production test chassis. | 20th Jan 1928 | Box 65a \ 1 scan0236 | |
| Conference decision to introduce and standardise parts for the Super Sports Model. | 19th Jan 1928 | Box 65a \ 1 scan0237 | |
| Conference decision on the production and testing of the Sports Model. | 19th Jan 1928 | Box 65a \ 1 scan0238 | |
| Requesting a lorry to collect a dummy chassis with a sports body from Hoopers in Chelsea. | 20th Jan 1928 | Box 65a \ 1 scan0239 | |
| The testing and production plans for the Continental Phantom, including experimental modifications for a sports car version. | 1st Jan 1928 | Box 65a \ 1 scan0240 | |
| List of modifications and a directive for a car to proceed to Le Canadel before testing. | 21th Jan 1928 | Box 65a \ 1 scan0241 | |
| Post Office telegram regarding the arrival of a lorry from Hoopers. | 21th Jan 1928 | Box 65a \ 1 scan0242 | |
| Officially naming a chassis as the 'Continental Type Phantom'. | 23th Jan 1928 | Box 65a \ 1 scan0243 | |
| Parts recommendations for the Continental Phantom. | 23th Jan 1928 | Box 65a \ 1 scan0244 | |
| Continuation of a memo regarding a delay for information on a type of pipe. | 25th Jan 1928 | Box 65a \ 1 scan0245 | |
| Arrangements for the Barker Sports Phantom body, including hiding experimental parts. | 25th Jan 1928 | Box 65a \ 1 scan0246 | |
| Arrangements for a 'Continental' Phantom car to be brought to London for trial by officials. | 25th Jan 1928 | Box 65a \ 1 scan0247 | |
| Booking boat accommodation for a Continental Phantom car. | 25th Jan 1928 | Box 65a \ 1 scan0248 | |
| From BJ to Hs asking for clarification on the 12-EX car model, referenced as a Continental Phantom. | 26th Jan 1928 | Box 65a \ 1 scan0249 | |
| Instructions for modifications to 12 Continental Type Phantom cars, covering pistons, radiator tubes, and cylinder head compression ratio. | 26th Jan 1928 | Box 65a \ 1 scan0250 | |
| Correcting a specification document, changing a car's designation from 8-EX to 12-EX. | 27th Jan 1928 | Box 65a \ 1 scan0251 | |
| Sending a 'Continental' Phantom chassis to coachbuilder Barkers for a sports body. | 27th Jan 1928 | Box 65a \ 1 scan0252 | |
| Instruction to direct a Continental Phantom car to Bond Street Garage instead of Conduit Street. | 27th Jan 1928 | Box 65a \ 1 scan0253 | |
| Instructions for the internal examination and road testing of a new Continental Phantom. | 27th Jan 1928 | Box 65a \ 1 scan0254 | |
| Short memo regarding photographs of a Continental Phantom. | 1st Jan 1928 | Box 65a \ 1 scan0255 | |
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