| Description | Date | Identifier | |
| Parts list and alteration note for a 'Ripplet' chassis frame and fittings. | 26th Apr 1940 | Box 118 \ 1 scan0247 | |
| Continuation sheet detailing component modifications, including a bracket replacement and dimensional changes to holes. | 26th Apr 1940 | Box 118 \ 1 scan0248 | |
| Alteration notes for exhaust pipe positioning, cruciform riveting, and bracket replacements. | 26th Apr 1940 | Box 118 \ 1 scan0249 | |
| List of modifications and replacements for various vehicle brackets, stays, and plates. | 26th Apr 1940 | Box 118 \ 1 scan0250 | |
| Modifications to vehicle chassis components including brackets and mountings. | 26th Apr 1940 | Box 118 \ 1 scan0251 | |
| Continuation sheet detailing modifications to exhaust pipe brackets, gusset stays, and hole positions. | 26th Apr 1940 | Box 118 \ 1 scan0252 | |
| Continuation sheet detailing modifications to a cruciform component and the reasons for the changes. | 25th Apr 1940 | Box 118 \ 1 scan0253 | |
| Material and Brinell hardness alteration for a Union return to pump part due to water contact. | 25th Apr 1940 | Box 118 \ 1 scan0254 | |
| Alteration note for a Yoke and Crossmember, replacing an elbow valve to allow for freer lubrication. | 29th Apr 1940 | Box 118 \ 1 scan0255 | |
| Alteration notice modifying the shape of the bracket for the brake and clutch lever shaft. | 30th Apr 1940 | Box 118 \ 1 scan0256 | |
| Parts added as an alteration for water connections. | 30th Apr 1940 | Box 118 \ 1 scan0257 | |
| Request to remove the inner unit from the 1-R-1 radiator. | 30th Apr 1940 | Box 118 \ 1 scan0258 | |
| Instructions for issuing blueprints for the Rippletto Chassis frame and fittings, section 7000. | 1st May 1940 | Box 118 \ 1 scan0259 | |
| Concluding note regarding the parts which make up the assembled frame. | 1st May 1940 | Box 118 \ 1 scan0260 | |
| Chasing a delay in providing a complete detail drawing for the Rippletto Frame. | 1st May 1940 | Box 118 \ 1 scan0261 | |
| Blueprints for chassis, frame, and body bracket components. | 3rd May 1940 | Box 118 \ 1 scan0262 | |
| The dispatch of blueprints for new frame and fitting parts. | 3rd May 1940 | Box 118 \ 1 scan0263 | |
| Instructing the issue of blueprints for new parts related to frame and fittings. | 3rd May 1940 | Box 118 \ 1 scan0264 | |
| Results of cooling tests carried out on car 1-R-1 under various conditions. | 1st May 1940 | Box 118 \ 1 scan0265 | |
| Graph showing the results of cooling tests for the MK VI matrix, plotting temperature against the angle of fixed shutters. | 6th May 1940 | Box 118 \ 1 scan0266 | |
| Bar chart comparing the rate of temperature rise in the top tank during idling tests with various shutter and fan configurations. | 6th May 1940 | Box 118 \ 1 scan0267 | |
| Notice regarding the extended manufacturing time of 6 weeks for a Rippletto radiator due to the war. | 6th May 1940 | Box 118 \ 1 scan0268 | |
| The issuance of blueprints for lightened front suspension levers for the Ripplet Chassis. | 8th May 1940 | Box 118 \ 1 scan0269 | |
| Design and sourcing of a radiator for the Rippletto car. | 7th May 1940 | Box 118 \ 1 scan0270 | |
| The issue of blueprints for lightened front suspension levers for the Ripplet Chassis. | 3rd May 1940 | Box 118 \ 1 scan0271 | |
| Confirming a conversation and authorising the completion of designs for the radiator, bonnet, and front wings of the 'RIPPLETTO' car. | 13th May 1940 | Box 118 \ 1 scan0272 | |
| Radiator design for the Rippletto car, suggesting using Morris parts. | 13th May 1940 | Box 118 \ 1 scan0273 | |
| Use of a Morris fin and tube block for the Rippletto radiator. | 13th May 1940 | Box 118 \ 1 scan0274 | |
| Wiring diagram for a L.H. Silver Phantom regarding the positive earth to battery. | 14th May 1940 | Box 118 \ 1 scan0275 | |
| Progress review memo listing outstanding design features for the 'Rippletto' project. | 14th May 1940 | Box 118 \ 1 scan0276 | |
| List of work items that have taken priority and hampered progress on the 'Rippletto' project. | 14th May 1940 | Box 118 \ 1 scan0277 | |
| Secret memorandum reviewing the progress of design work on the 'Rippletto' project. | 14th May 1940 | Box 118 \ 1 scan0278 | |
| List of items that have hampered progress on the 'Rippletto' project. | 15th May 1940 | Box 118 \ 1 scan0279 | |
| Providing blueprints for water pump and fan components for the Silver Ripple Chassis. | 15th May 1940 | Box 118 \ 1 scan0280 | |
| Continued parts list memo indicating quantities per set. | 15th May 1940 | Box 118 \ 1 scan0281 | |
| Incorporation of an oil seal feature for the servo motor on a Left Hand Silver Phantom. | 15th May 1940 | Box 118 \ 1 scan0282 | |
| Alteration note for right-hand and left-hand Body Brackets to allow production from standard parts. | 17th May 1940 | Box 118 \ 1 scan0283 | |
| Poundage approximation for the rear springs of the 'Rippletto' vehicle. | 17th May 1940 | Box 118 \ 1 scan0284 | |
| Part supply and assembly difficulties for the Rippletto Chassis supplied by John Thompsons. | 17th May 1940 | Box 118 \ 1 scan0285 | |
| Listing required and existing parts for a frame assembly. | 17th May 1940 | Box 118 \ 1 scan0286 | |
| Parts required for the re-assembly of a Rippletto chassis frame supplied by John Thompsons. | 17th May 1940 | Box 118 \ 1 scan0287 | |
| Listing required and already produced parts for an assembled frame. | 17th May 1940 | Box 118 \ 1 scan0288 | |
| Reassembled Rippletto chassis from supplier John Thompsons, detailing required parts. | 17th May 1940 | Box 118 \ 1 scan0289 | |
| Listing parts required for Thompsons and parts already produced for a frame assembly. | 17th May 1940 | Box 118 \ 1 scan0290 | |
| Supply of parts for a Rippletto chassis frame to be assembled by John Thompsons. | 17th May 1940 | Box 118 \ 1 scan0291 | |
| Listing parts required and parts already produced for a frame assembly, involving a supplier named Thompsons. | 23th May 1940 | Box 118 \ 1 scan0292 | |
| Instructing changes for the Ripple Chassis I.R.I. regarding lightened brake drums and corresponding hubs. | 23th May 1940 | Box 118 \ 1 scan0293 | |
| New complete drawing for the RF.247 Rear Road Spring for the Ripplet & Rippletto Chassis, including new lighter poundages. | 23th May 1940 | Box 118 \ 1 scan0294 | |
| Estimated weight comparison of chassis parts for models I.R.I. & 2.RT.II, detailing the savings. | 29th May 1940 | Box 118 \ 1 scan0295 | |
| Parts for the Rippletto PL.66 scheme, covering crankshaft, flywheel, clutch, and gearbox components. | 29th May 1940 | Box 118 \ 1 scan0296 | |
| Parts for the Rippletto chassis, specifically for the spring seats and Salisbury rear axle tube. | 19th Jun 1940 | Box 118 \ 1 scan0297 | |
| Distributing copies of the specification for the 3 1/2 Litre Silver Ripple chassis and explaining its replacement by the Silver Ripplet model. | 26th Jun 1940 | Box 118 \ 1 scan0298 | |
| Enlargements of photographs taken of the Silver Ripplet 2.R.2 mock-up at Messrs. Park Ward & Co. | 26th Jun 1940 | Box 118 \ 1 scan0299 | |
| Black and white photograph showing the front three-quarters view of an experimental car inside a workshop. | 26th Jun 1940 | Box 118 \ 1 scan0300 | |
| Photograph showing the front view of a car, likely a prototype or styling buck, in a workshop. | 26th Jun 1940 | Box 118 \ 1 scan0302 | |
| Photograph of a worker fitting a headlamp to a car on the production line. | 26th Jun 1940 | Box 118 \ 1 scan0303 | |
| Black and white photograph of a mechanic fitting a headlamp to a car in a workshop. | 26th Jun 1940 | Box 118 \ 1 scan0304 | |
| Photograph of a mechanic fitting a headlamp to a car in a workshop. | 26th Jun 1940 | Box 118 \ 1 scan0305 | |
| Carburetter air silencer for the 'Rippletto' engine. | 26th Jun 1940 | Box 118 \ 1 scan0306 | |
| Schemes for the rear spring aft shackle support on the Rippletto model and necessary modifications. | 26th Jun 1940 | Box 118 \ 1 scan0307 | |
| Enclosing blueprints for new parts related to the 'Ripplet' exhaust system inner range. | 17th Jul 1940 | Box 118 \ 1 scan0308 | |
| Discussion with Automotive Products Ltd. regarding Lockheed Hydraulic Brakes for the Rippletto and Myth models. | 13th Sep 1940 | Box 118 \ 1 scan0309 | |
| Brake efficiency and specifications for 'Myth' and 'Rippletto' models. | 13th Sep 1940 | Box 118 \ 1 scan0310 | |
| Rationalisation of parts for the 'Rippletto' car and modifications to fit a large 4-cylinder engine into the 'Myth' bonnet. | 18th Sep 1940 | Box 118 \ 1 scan0311 | |
| Confirming the completion of instructions for a rationalised valve gear on the B.60 Ripplet. | 30th Sep 1940 | Box 118 \ 1 scan0312 | |
| Or 'Ripplet' detailing changes to oil fittings to suit the Delco Remy Distributor and Wraith Spring Drive. | 30th Sep 1940 | Box 118 \ 1 scan0313 | |
| Completion of instructions for the B.60 Ripplet's rationalised valve gear without grommets. | 30th Sep 1940 | Box 118 \ 1 scan0314 | |
| File note directing to correspondence regarding brakes and hydraulic tappets for Rippletto and Myth Cars. | 30th Sep 1940 | Box 118 \ 1 scan0315 | |
| Engine variants 'Ripple', 'Ripplet', and 'Rippletto' for the 'WISP' project. | 5th Nov 1940 | Box 118 \ 1 scan0316 | |
| Letter to Automotive Products Company Ltd. regarding brake drums, drawings, and wheel cylinder castings. | 5th Nov 1940 | Box 118 \ 1 scan0317 | |
| Letter chasing the return of the 'Ripplet' car and discussing alternative body-building arrangements due to war-time constraints. | 17th Nov 1940 | Box 118 \ 1 scan0318 | |
| New rear axle components for the Ripplet (production) and Bentley 6 models. | 13th Nov 1940 | Box 118 \ 1 scan0319 | |
| LOPs and other details for the hubs and wheels of the Comet & Corniche 80 models. | 13th Nov 1940 | Box 118 \ 1 scan0320 | |
| Parts list for the Front and Rear Hubs on 'Ripplet' models. | 13th Nov 1940 | Box 118 \ 1 scan0321 | |
| Note referencing a file for correspondence with Automotive Products Company Limited regarding 'Myth' and 'Rippletto' cars. | 29th Sep 1940 | Box 118 \ 1 scan0322 | |
| 'Ripple' project following a fire at the Park Ward workshop. | 29th Sep 1940 | Box 118 \ 1 scan0323 | |
| Clarifying an order for windscreen rubbers for Ripple and Bentley cars. | 6th Dec 1940 | Box 118 \ 1 scan0324 | |
| Letter to Park Ward & Co. Ltd. requesting new windscreen rubbers and explaining the failure of the existing tubular section seals. | 20th Sep 1940 | Box 118 \ 1 scan0325 | |
| The 1/4 scale layout of the 'Rippletto' project, requesting the issue of blueprints. | 31th Dec 1940 | Box 118 \ 1 scan0326 | |
| Timing diagram for the B.60 Ripplet engine with a negative overlap camshaft. | 10th Jan 1941 | Box 118 \ 1 scan0327 | |
| Design and rigidity of the Ripplet spare wheel carrier on the 6-cylinder chassis. | 14th Mar 1941 | Box 118 \ 1 scan0328 | |
| The performance and issues of a four-cylinder engine in the 'Ripplet' vehicle, focusing on mounting, vibration, and idling. | 4th Apr 1941 | Box 118 \ 1 scan0329 | |
| Left-hand versions of a steering box and cam for the Senior Range - Ripplet model. | 27th Mar 1941 | Box 118 \ 1 scan0330 | |
| Gearbox sections and dependencies for the Senior Range, Ripplet model, accompanying blueprints. | 2nd Apr 1941 | Box 118 \ 1 scan0331 | |
| Raising design points regarding a gearbox and engine components. | 2nd Apr 1941 | Box 118 \ 1 scan0332 | |
| Typed memorandum concluding observations and noting that photostatic prints of drawings will be sent. | 2nd Apr 1941 | Box 118 \ 1 scan0333 | |
| Chassis assessment and issues found following a visit to Oxford. | 18th Mar 1941 | Box 118 \ 1 scan0334 | |
| Engine starting problems, a handbrake failure and fuel added to a vehicle for its log book. | 11th Apr 1941 | Box 118 \ 1 scan0335 | |
| Specification revision for Silver Ripple Chassis 1-R-1, detailing changes to the front shock absorbers. | 20th May 1941 | Box 118 \ 1 scan0336 | |
| Preliminary specification for the Silver Riplet Chassis 1-RT-1 and Bentley Unit 40-No.1. | 25th May 1941 | Box 118 \ 1 scan0337 | |
| Continued list of vehicle component specifications and part numbers. | 25th May 1941 | Box 118 \ 1 scan0338 | |
| Continuation sheet listing parts and assemblies for a vehicle mock-up. | 25th May 1941 | Box 118 \ 1 scan0339 | |
| List of modifications and parts for axle, brake, and hub assemblies. | 25th May 1941 | Box 118 \ 1 scan0340 | |
| List of parts and associated reference numbers for the front hub, radiator, and bonnet. | 25th May 1941 | Box 118 \ 1 scan0341 | |
| Specification revision for a Bentley Unit 40-No.1 chassis, detailing rear axle modifications. | 26th May 1941 | Box 118 \ 1 scan0342 | |
| Specification revision for Silver Riplet Chassis 1-RT-1 and Bentley Unit 40-No.1, detailing changes to the rear axle. | 26th May 1941 | Box 118 \ 1 scan0343 | |
| Request for the amount of petrol and oil added to loaned Chassis I.R.I. | 10th Jun 1944 | Box 118 \ 1 scan0344 | |
| Specification revision for the rear axle of Silver Riplet Chassis 1-RT-1 / Bentley 40 Unit No.1. | 24th Jun 1941 | Box 118 \ 1 scan0345 | |
| Letter from Park Ward & Co. Ltd. discussing paint colours and headlights for Mr. Hives' car, with attached paint samples. | 31th Jul 1941 | Box 118 \ 1 scan0346 | |
| Letter discussing the repair timeline and repainting options for a car, including a camouflaged finish. | 23th Jul 1941 | Box 118 \ 1 scan0347 | |
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