| Description | Date | Identifier | |
| Agenda for a Derby conference on car work, outlining various model improvements and tests. | 17th Jul 1931 | Box 19 \ 1 Scan120 | |
| Design for a Continental Touring Saloon with side-mounted spare wheels. | 22th Aug 1931 | Box 19 \ 1 Scan121 | |
| Record of a telephone conversation discussing camshaft specifications and engine improvements for various models. | 4th Sep 1931 | Box 19 \ 1 Scan122 | |
| The Brooklands testing of the Continental P.2. car, comparing a new camshaft against a high compression ratio. | 1st Oct 1931 | Box 19 \ 1 Scan123 | |
| Power output and track tests of the Continental Model car, chassis 27-EX. | 5th Oct 1931 | Box 19 \ 1 Scan124 | |
| Graph comparing engine performance with 1 3/4 inch and 1 1/2 inch diameter chokes under various conditions. | 23th Mar 1931 | Box 19 \ 1 Scan125 | |
| Heavily faded typed document with a purple 'Print Room' stamp. | 28th Sep 1931 | Box 19 \ 1 Scan126 | |
| Testing a 27-EX car at Brooklands to evaluate increased performance from non-standard engine modifications. | 5th Oct 1931 | Box 19 \ 1 Scan127 | |
| Performance test results for a 27 Ex. car at Brooklands, including an acceleration graph and valve timing diagram. | 5th Oct 1931 | Box 19 \ 1 Scan128 | |
| Page with a purple date stamp. | 13th Oct 1931 | Box 19 \ 1 Scan129 | |
| Proposed 10% higher back axle ratio to gain 8HP and improve efficiency. | 20th Oct 1931 | Box 19 \ 1 Scan130 | |
| Customer feedback on the braking of a Continental Touring Saloon 31-GX and requesting further technical information. | 1st Nov 1931 | Box 19 \ 1 Scan131 | |
| Letter responding to Major Cox, discussing car performance, engine vibration, and braking systems. | 26th Oct 1931 | Box 19 \ 1 Scan132 | |
| The concluding page of a letter from Ernest G. Kleinwort regarding a trial run and his opinion of the 20-25 HP model. | 2nd Nov 1931 | Box 19 \ 1 Scan133 | |
| Engine modifications, balancing increased power with the undesirable engine roar from a double carburetter. | 2nd Nov 1931 | Box 19 \ 1 Scan134 | |
| Page 2 of a memo discussing modifications for noise reduction. | 3rd Nov 1931 | Box 19 \ 1 Scan135 | |
| Engine roar issues and comparative tests of different camshaft and carburettor configurations. | 3rd Nov 1931 | Box 19 \ 1 Scan136 | |
| Follow-up request for a reply to a letter of criticism from a motorist, forwarded from a Mr. Kleinwort. | 11th Nov 1931 | Box 19 \ 1 Scan137 | |
| Response to a letter from Mr. Kleinwort concerning vibration and brake performance on a Continental Phantom II. | 12th Nov 1931 | Box 19 \ 1 Scan138 | |
| Modifications to the Continental Phantom II air silencer to improve high-speed performance. | 13th Nov 1931 | Box 19 \ 1 Scan139 | |
| Performance test on a Continental Phantom II by removing its air-silencer tubes. | 16th Nov 1931 | Box 19 \ 1 Scan140 | |
| Requesting a progress update on modifications to the epicyclic gearbox on car 27-EX. | 20th Nov 1931 | Box 19 \ 1 Scan141 | |
| Arrangements for the 10,000-mile test of car 27-EX and a discussion on carburetter types. | 21th Dec 1931 | Box 19 \ 1 Scan142 | |
| Proposal for a 10,000-mile test on a Continental Phantom II using a modified P.2 experimental car. | 21th Dec 1931 | Box 19 \ 1 Scan143 | |
| Arrangements for a 10,000-mile test on a Continental Phantom II vehicle, chassis 19-EX. | 22th Dec 1931 | Box 19 \ 1 Scan144 | |
| Proposal outlining seven modifications to improve the performance of the Continental Phantom II. | 22th Dec 1931 | Box 19 \ 1 Scan145 | |
| List of proposed modifications and performance considerations for creating a fast Continental sports car. | 22th Dec 1931 | Box 19 \ 1 Scan146 | |
| Progress report on the development and testing of various carburetter types including twin, two single, and single models. | 22th Dec 1931 | Box 19 \ 1 Scan147 | |
| Carburetter configurations for the improved Phantom II Continental car, comparing options and development timelines. | 24th Dec 1931 | Box 19 \ 1 Scan148 | |
| From Sg. to Hs. regarding an Improved Continental Phantom II, discussing a test drive and parts availability. | 24th Dec 1931 | Box 19 \ 1 Scan149 | |
| Test report on a Continental Phantom trials car by Mons. Pierre Delage. | 24th Dec 1931 | Box 19 \ 1 Scan150 | |
| Translated covering letter from Mr. Pierre Delage providing feedback on a test of a Continental model vehicle. | 4th Dec 1931 | Box 19 \ 1 Scan151 | |
| Trial run report on the 31 G.X. 'Continental' model by Mr. Pierre-Delage. | 8th Dec 1931 | Box 19 \ 1 Scan152 | |
| Road test report detailing a car's handling, suspension, brakes, and fuel consumption. | 8th Dec 1931 | Box 19 \ 1 Scan153 | |
| Observations on a vehicle's interior features, performance, and issues encountered during use. | 5th Dec 1931 | Box 19 \ 1 Scan154 | |
| Report by Mr. Pierre Delage detailing a trial run of the 31 G.X. 'Continental' model in France. | 5th Dec 1931 | Box 19 \ 1 Scan155 | |
| Road test log detailing a journey from Besancon to Paris, with timings, distances, fuel consumption, and speed analysis. | 9th Dec 1931 | Box 19 \ 1 Scan156 | |
| Information for the controls and induction pipe of the P.2. Continental Expanding Carburetter. | 9th Dec 1931 | Box 19 \ 1 Scan157 | |
| Carburettor options (RR vs SU) for the Continental Phantom programme and required improvements for the SU carburettor. | 31th Dec 1931 | Box 19 \ 1 Scan158 | |
| The RR Continental carburetter and the central idea for an expanding diffuser jet carburetter. | 28th Dec 1931 | Box 19 \ 1 Scan159 | |
| Response to a criticism about the dynamo output on a Continental Phantom car, 31-GX. | 28th Dec 1931 | Box 19 \ 1 Scan160 | |
| Thanking for a satisfactory test report on the Continental Phantom by Mons. Pierre Delage. | 29th Dec 1931 | Box 19 \ 1 Scan161 | |
| Implementation of SU carburettors and testing procedures for the Continental Phantom. | 30th Dec 1931 | Box 19 \ 1 Scan162 | |
| Safest testing procedure for the Continental Phantom II, comparing engine bench tests with road tests. | 31th Dec 1931 | Box 19 \ 1 Scan163 | |
| Carburettor options for the Continental Phantom. | 9th Jan 1932 | Box 19 \ 1 Scan164 | |
| Instruction to Messrs. Sanderson & Holmes to carry out work on a car as per an attached estimate. | 8th Jan 1932 | Box 19 \ 1 Scan165 | |
| Modifications to the Continental Phantom petrol pump to improve high-speed fuel output. | 12th Jan 1932 | Box 19 \ 1 Scan166 | |
| Requesting an update on completion dates and the start of a 10,000 miles test for the Continental Phantom. | 18th Jan 1932 | Box 19 \ 1 Scan167 | |
| Schemes of modifications for the SU carburetters on the Continental Phantom chassis. | 19th Jan 1932 | Box 19 \ 1 Scan168 | |
| Following up on the arrangement for a trial of car 27-EX after work on the carburetters. | 20th Jan 1932 | Box 19 \ 1 Scan169 | |
| Delays with car 27-EX due to gearbox tests and carburetter adjustments at the S.U. factory. | 21th Jan 1932 | Box 19 \ 1 Scan170 | |
| Gearbox issues delaying the delivery of the Continental Phantom 27-EX. | 26th Jan 1932 | Box 19 \ 1 Scan171 | |
| Specification sheet for the build of New Chassis 19-EX. | 28th Jan 1932 | Box 19 \ 1 Scan172 | |
| Specification list outlining production details for various vehicle components and their associated parts. | 28th Jan 1932 | Box 19 \ 1 Scan173 | |
| List of vehicle components and their corresponding production specifications. | 28th Jan 1932 | Box 19 \ 1 Scan174 | |
| List of vehicle components with corresponding part numbers, production series, and suitability notes. | 28th Jan 1932 | Box 19 \ 1 Scan175 | |
| The modification of Continental P. 2 induction pipes by cutting off the back water extensions. | 30th Jan 1932 | Box 19 \ 1 Scan176 | |
| The development status of the 27-EX car, detailing work on the gearbox, S.U. carburettors, and modified valve springs. | 2nd Mar 1932 | Box 19 \ 1 Scan177 | |
| Requesting a revised list of modifications to be tested on the improved Continental Phantom II car. | 12th Feb 1932 | Box 19 \ 1 Scan178 | |
| List of features and modifications to be fitted to model 19-EX. | 16th Mar 1932 | Box 19 \ 1 Scan179 | |
| List of modified parts fitted to car 27-EX. | 17th Feb 1932 | Box 19 \ 1 Scan180 | |
| Request for a list of modifications from the standard specification for a particular car. | 19th Feb 1932 | Box 19 \ 1 Scan181 | |
| Providing feedback on a car's road test performance, noting specifically the ineffectiveness of the brakes. | 22th Feb 1932 | Box 19 \ 1 Scan182 | |
| Private note from H.S. regarding criticism of the brakes on car 27-EX. | 23th Feb 1932 | Box 19 \ 1 Scan183 | |
| Brakes and servo of a car not being loaded up due to time constraints. | 25th Feb 1932 | Box 19 \ 1 Scan184 | |
| Performance trial for the Continental Phantom and 25HP models. | 26th Feb 1932 | Box 19 \ 1 Scan185 | |
| Development and comparative performance of single versus dual carburetter setups for the Continental Phantom and 25 HP models. | 2nd Mar 1932 | Box 19 \ 1 Scan186 | |
| Page 2 of a typed document recommending experiments be made without delay. | 2nd Mar 1932 | Box 19 \ 1 Scan187 | |
| Performance trials of car 27-EX with increased compression and 2 S.U. carburettors. | 2nd Mar 1932 | Box 19 \ 1 Scan188 | |
| Carburettor development and performance trials for the Phantom II Continental model. | 2nd Mar 1932 | Box 19 \ 1 Scan189 | |
| Proposal for revising the specification of the 19-EX car, discussing potential changes to components like carburetters and gearboxes. | 2nd Mar 1932 | Box 19 \ 1 Scan190 | |
| Adjustable shock dampers and plans to test cars at Brooklands with new carburetters. | 2nd Mar 1932 | Box 19 \ 1 Scan191 | |
| Proposing to proceed with a 10,000-mile trial for car 19-EX to test its engine durability with new components. | 2nd Mar 1932 | Box 19 \ 1 Scan192 | |
| Gearbox of car 27-EX and recommendations for future development. | 2nd Mar 1932 | Box 19 \ 1 Scan193 | |
| Meeting and engine testing for the 19-EX experimental car. | 3rd Mar 1932 | Box 19 \ 1 Scan194 | |
| Disposal of experimental cars, agreeing to sell 27-EX and scrap 22-EX. | 3rd Mar 1932 | Box 19 \ 1 Scan195 | |
| The sale of experimental car 27-EX, its final test run, and the replacement of experimental carburettors with standard ones. | 4th Mar 1932 | Box 19 \ 1 Scan196 | |
| Planned trip to Brooklands to test several cars and a follow-up meeting to discuss parts. | 8th Mar 1932 | Box 19 \ 1 Scan197 | |
| List of faults found on the first production diamond engine car, with recommended modifications. | 8th Mar 1932 | Box 19 \ 1 Scan198 | |
| Instructions for adjusting radiator mounting and replacing parts to correct movement and clearance issues. | 8th Mar 1932 | Box 19 \ 1 Scan199 | |
| Warning about not using short distance piece F.84088 with hard rubber E.80612 to avoid excessive load on the centre mounting. | 8th Mar 1932 | Box 19 \ 1 Scan200 | |
| Urgent job on tank engines, requiring an employee to remain in Derby. | 9th Mar 1932 | Box 19 \ 1 Scan201 | |
| Removal of an epicyclic gearbox and refitting a standard gearbox on car 27-EX. | 14th Mar 1932 | Box 19 \ 1 Scan202 | |
| List of modifications required to bring a car to standard condition for sale. | 14th Mar 1932 | Box 19 \ 1 Scan203 | |
| List of alterations and standardizations made to various vehicle components including the gearbox, fuel system, and brakes. | 14th May 1932 | Box 19 \ 1 Scan204 | |
| Confirming the decision to convert car 27-EX to a standard specification. | 16th Mar 1932 | Box 19 \ 1 Scan205 | |
| The delivery date for Chassis No. 27-EX, pending parts from the Experimental Department. | 18th Mar 1932 | Box 19 \ 1 Scan206 | |
| Issues with stiffer springs causing bumping on the rear buffers of the Phantom II Continental Tourers. | 7th Jun 1932 | Box 19 \ 1 Scan207 | |
| Recommendation for increased clearances for Continental Tourers when fully loaded. | 7th Jun 1932 | Box 19 \ 1 Scan208 | |
| Comparing the performance of standard versus stiffer road springs under various load conditions. | 16th Jun 1932 | Box 19 \ 1 Scan209 | |
| Spring stiffness and buffer clearance for continental chassis to prevent 'crashing'. | 16th Jun 1932 | Box 19 \ 1 Scan210 | |
| Poor performance of the Continental P.II, trials results, and potential brake modifications. | 8th Jul 1932 | Box 19 \ 1 Scan211 | |
| Copy of a letter from Mr. Kleinwort providing feedback on a car's performance, including brakes, speed, and cockpit heat. | 1st Jul 1932 | Box 19 \ 1 Scan212 | |
| Summary of correspondence with Mr. Kleinwort regarding his feedback on car performance and features. | 2nd Jul 1932 | Box 19 \ 1 Scan213 | |
| Delaying a reply pending comparative carburettor test results for the Continental P.2 at Brooklands. | 1st Jul 1932 | Box 19 \ 1 Scan214 | |
| Reminding a colleague to provide written information regarding the Continental Phantom II for record purposes. | 21th Jul 1932 | Box 19 \ 1 Scan215 | |
| The 10,000-mile test of the 19-EX car, focusing on its new semi-expanding carburetter and performance. | 16th Aug 1932 | Box 19 \ 1 Scan216 | |
| Petrol pump and governor performance on the 19-EX car, with recommendations for modifications. | 16th Aug 1932 | Box 19 \ 1 Scan217 | |
| Replacement blueprint part numbers for rear springs on the Phantom II Continental chassis. | 19th Aug 1932 | Box 19 \ 1 Scan218 | |
| Showroom report comparing a Continental Trials car against a competitor's Lincoln 8-cylinder Vee. | 7th Sep 1932 | Box 19 \ 1 Scan219 | |
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