| Description | Date | Identifier | |
| Availability of a Packard car. | 8th Dec 1934 | Box 127 \ 1 scan0193 | |
| Two imported 12-cylinder Packard cars, proposing that a letter be written to arrange a test drive. | 17th Dec 1934 | Box 127 \ 1 scan0194 | |
| Enquiry into the location of a 12-Cylinder Packard for inspection. | 27th Dec 1934 | Box 127 \ 1 scan0195 | |
| Enquiring whether to wait for a car or to borrow one from Mr. Murphy. | 28th Dec 1934 | Box 127 \ 1 scan0196 | |
| Trial of a 12-Cylinder Packard car. | 4th Jan 1935 | Box 127 \ 1 scan0197 | |
| Performance of a Hotchkiss car and the potential trial of it and a Packard 120. | 5th Apr 1935 | Box 127 \ 1 scan0198 | |
| The opportunity to test a competitor's 12-cylinder Packard car. | 24th Apr 1935 | Box 127 \ 1 scan0199 | |
| Confirming arrangements to collect a 12-cylinder Packard for testing in the Derbyshire Hills. | 25th Apr 1935 | Box 127 \ 1 scan0200 | |
| Secret memo outlining plans for a comparative car test involving a Packard and a Spectre, with arrangements to keep the test clandestine. | 27th Apr 1935 | Box 127 \ 1 scan0201 | |
| Requesting a report on impressions of the 12-cylinder Packard trial. | 1st May 1935 | Box 127 \ 1 scan0202 | |
| Cover note sent with a borrowed Packard detail booklet, requesting its eventual return. | 1st May 1935 | Box 127 \ 1 scan0203 | |
| Trial of a servo-assisted clutch and its potential application for Spectre, Wraith and 20/25 models. | 7th May 1935 | Box 127 \ 1 scan0204 | |
| Letter to the Packard Motor Company with feedback and queries about their 12-cylinder and 120 models. | 8th May 1935 | Box 127 \ 1 scan0205 | |
| Comparison of brake re-lining mileage between a Cadillac 16 and a Bentley. | 8th May 1935 | Box 127 \ 1 scan0206 | |
| Test report and comparison of a 12-Cylinder Packard against the Rolls-Royce Spectre. | 8th May 1935 | Box 127 \ 1 scan0207 | |
| Trial report comparing the Cadillac 16 to the Packard and assessing the Spectre model. | 8th May 1935 | Box 127 \ 1 scan0208 | |
| Comparing the 12-cylinder Packard against the Spectre model, focusing on performance, weight, and power unit design. | 9th May 1935 | Box 127 \ 1 scan0209 | |
| Evaluation report on the design and components of a Packard vehicle. | 9th May 1935 | Box 127 \ 1 scan0210 | |
| Technical note on a braking system, mentioning its operation and a comparison to a 12 cylinder Packard. | 9th May 1935 | Box 127 \ 1 scan0211 | |
| Letter returning a loaned 'Packard Service Information' booklet. | 9th May 1935 | Box 127 \ 1 scan0212 | |
| Introducing the details of a Packard 12-cylinder car trial. | 9th May 1935 | Box 127 \ 1 scan0213 | |
| Table detailing the specifications of various car engines. | 9th May 1935 | Box 127 \ 1 scan0214 | |
| Mechanical specifications comparison sheet for Packard Super Eight and Packard Twelve 12th series models. | 9th May 1935 | Box 127 \ 1 scan0215 | |
| Specification comparison sheet for Packard Super Eight and Packard Twelve models. | 9th May 1935 | Box 127 \ 1 scan0216 | |
| Specification sheet comparing Packard Super Eight and Packard Twelve engine components like pistons, connecting rods, and crankshafts. | 9th May 1935 | Box 127 \ 1 scan0217 | |
| Specification comparison sheet for the Packard Super Eight and Packard Twelve models. | 9th May 1935 | Box 127 \ 1 scan0218 | |
| Specification sheet comparing Packard Super Eight and Packard Twelve models. | 9th May 1935 | Box 127 \ 1 scan0219 | |
| Specification comparison sheet for Packard Super Eight and Packard Twelve models, detailing their gasoline systems, rear axles, and springs. | 9th May 1935 | Box 127 \ 1 scan0220 | |
| Technical specification sheet comparing the brakes and wheels of Packard Super Eight and Packard Twelve models. | 21th May 1935 | Box 127 \ 1 scan0221 | |
| Letter from Packard Motor Car Company discussing clutch vacuum control and crankshaft disturbances. | 21th May 1935 | Box 127 \ 1 scan0222 | |
| Technical letter discussing minimum flywheel inertia, damper design, and braking performance. | 21th May 1935 | Box 127 \ 1 scan0223 | |
| Letter from Packard's Chief Research Engineer regarding brake performance comparisons and Girling brakes. | 21th May 1935 | Box 127 \ 1 scan0224 | |
| Arranging to view a new Packard and the disposal of a Terraplane at Lillie Hall. | 13th Jun 1935 | Box 127 \ 1 scan0225 | |
| The price of a Packard 'One-Twenty' and the logistics of replacing a Graham vehicle used for Aero transport. | 14th Jun 1935 | Box 127 \ 1 scan0226 | |
| Ordering a Packard car and the sale of a Terraplane and Graham Paige. | 19th Jun 1935 | Box 127 \ 1 scan0227 | |
| Brief memo regarding a red Packard car and the despatch of a Terraplane. | 27th Jun 1935 | Box 127 \ 1 scan0228 | |
| Mechanical fault found in a Packard car during a test run. | 9th Jul 1935 | Box 127 \ 1 scan0229 | |
| Letter to Packard's Chief Research Engineer regarding the testing of a Packard 'One-Twenty' and 12-cylinder engines. | 10th Jul 1935 | Box 127 \ 1 scan0230 | |
| Letter comparing Bentley and Packard dampers, American vs. European car characteristics, and Girling brakes. | 10th Jul 1935 | Box 127 \ 1 scan0231 | |
| Confirming the return of a Packard car to Lillie Hall to be exchanged for one with a larger engine. | 24th Jul 1935 | Box 127 \ 1 scan0232 | |
| Confirming the arrival time and location for the Packard car. | 29th Jul 1935 | Box 127 \ 1 scan0233 | |
| Delay in obtaining a Packard car due to engine and steering specifications. | 14th Aug 1935 | Box 127 \ 1 scan0234 | |
| Packard Car, confirming the decision to wait for a chassis with right-hand steering. | 16th Aug 1935 | Box 127 \ 1 scan0235 | |
| The collection of a new Packard car and a request for further instructions. | 29th Oct 1935 | Box 127 \ 1 scan0236 | |
| Request for the Instruction Book for a Packard car which was returned to Old Hill Motors. | 31th Oct 1935 | Box 127 \ 1 scan0237 | |
| Confirming the enclosure of a Packard instruction book and two spare keys. | 2nd Nov 1935 | Box 127 \ 1 scan0238 | |
| Acknowledgement of receipt for an instruction book and two spare keys for a Packard car. | 4th Nov 1935 | Box 127 \ 1 scan0239 | |
| Performance and handling comparison between a purchased 8-Cylinder Packard, a Buick, and the Phantom III model. | 1st Nov 1935 | Box 127 \ 1 scan0240 | |
| Surprising weight of a car and comparing it to Bentley and Packard models regarding weight reduction and power-to-weight ratios. | 4th Nov 1935 | Box 127 \ 1 scan0241 | |
| Listing a backlog of jobs for various cars waiting in the shop. | 14th Nov 1935 | Box 127 \ 1 scan0242 | |
| Technical report comparing the frame, pedals, and spring shackles of a Packard car with a Rolls-Royce Phantom III. | 20th Dec 1935 | Box 127 \ 1 scan0243 | |
| Comparative analysis of Packard's engine/gearbox suspension, front wheel suspension, and shock dampers. | 20th Dec 1935 | Box 127 \ 1 scan0244 | |
| Technical analysis and comparison of shock dampers, roll bars, and steering columns, with reference to a Packard design. | 20th Dec 1935 | Box 127 \ 1 scan0245 | |
| Comparative analysis of competitor steering linkage and petrol tank designs. | 20th Dec 1935 | Box 127 \ 1 scan0246 | |
| Comparative analysis of Packard components, including the radiator and starting handle, against Rolls-Royce standards. | 20th Nov 1935 | Box 127 \ 1 scan0247 | |
| Comparison report on Packard's air and exhaust silencers versus the company's own more complex designs. | 20th Nov 1935 | Box 127 \ 1 scan0248 | |
| Comparative analysis of a competitor's silencer, bonnet, and dashboard construction. | 20th Nov 1935 | Box 127 \ 1 scan0249 | |
| Comparison of Packard's manufacturing methods and components against Rolls-Royce's, focusing on cost reduction. | 20th Nov 1935 | Box 127 \ 1 scan0250 | |
| Report analysing the design and production costs of engine components like the crankcase, starter motor, and water pump. | 20th Nov 1935 | Box 127 \ 1 scan0251 | |
| Analysis of the oil filler, oil level indicator, and rear axle components, considering design, cost, and comparison to alternatives. | 20th Nov 1935 | Box 127 \ 1 scan0252 | |
| Technical report comparing axle and differential components with Bentley and Packard models. | 20th Nov 1935 | Box 127 \ 1 scan0253 | |
| Critique and comparison of rear shock absorber anchorage, rear brakes, and gearbox components. | 20th Nov 1935 | Box 127 \ 1 scan0254 | |
| Report page discussing the gearbox design, body brackets, and step irons with comparisons to other models. | 20th Nov 1935 | Box 127 \ 1 scan0255 | |
| Comparative analysis of automotive components against the Phantom III and Packard chassis. | 20th Nov 1935 | Box 127 \ 1 scan0256 | |
| Critique and comparison of various automotive components, including the clutch operating mechanism, chassis, and suspension parts. | 20th Nov 1935 | Box 127 \ 1 scan0257 | |
| Comparative analysis of a Packard automobile's design and manufacturing processes. | 20th Dec 1935 | Box 127 \ 1 scan0258 | |
| Request for information on the weight of Packard and Bentley axles and suspension, with handwritten notes about a Buick. | 11th Jan 1936 | Box 127 \ 1 scan0259 | |
| Financial loss on a sold Graham Paige and questioning the purchase of a Packard. | 13th Jan 1936 | Box 127 \ 1 scan0260 | |
| Request to strip a Packard back axle for inspection to inform the design of the banjo back axle for the Wraith. | 17th Jan 1936 | Box 127 \ 1 scan0261 | |
| Request to obtain a Packard air silencer for a 120-B type engine. | 18th Feb 1936 | Box 127 \ 1 scan0262 | |
| Request to strip a Packard car gearbox for examination by the Design Department. | 19th Feb 1936 | Box 127 \ 1 scan0263 | |
| Requesting the rebuild of a Packard Car chassis. | 19th Mar 1936 | Box 127 \ 1 scan0264 | |
| Weight breakdown of the Packard Front Suspension components. | 1st Apr 1936 | Box 127 \ 1 scan0265 | |
| Comparison of front end weights and suspension systems for Bentley, Wraith, and Packard models. | 24th Apr 1936 | Box 127 \ 1 scan0266 | |
| Table comparing the weights of chassis front end parts for various car models. | 1st May 1936 | Box 127 \ 1 scan0267 | |
| Request to dismantle a Packard clutch for inspection. | 1st May 1936 | Box 127 \ 1 scan0268 | |
| Weight specifications for a Packard Road Wheel and its components. | 2nd May 1936 | Box 127 \ 1 scan0269 | |
| Request to rebuild a Packard car, noting that parts borrowed by the Design Department have been returned. | 14th May 1936 | Box 127 \ 1 scan0270 | |
| Request for a Packard 120 B front engine mounting rubber. | 8th Jun 1936 | Box 127 \ 1 scan0271 | |
| Letter from distributor Leonard Williams regarding a part request for a 120B Packard car. | 9th Jun 1936 | Box 127 \ 1 scan0272 | |
| Letter to Leonard Williams Ltd. requesting a rubber mounting for a Packard chassis. | 10th Jun 1936 | Box 127 \ 1 scan0273 | |
| Request to place an official order for a Packard Front Engine Mounting Rubber. | 13th Jun 1936 | Box 127 \ 1 scan0274 | |
| Letter requesting the supply of Packard engine and gearbox mounting rubbers. | 7th Aug 1936 | Box 127 \ 1 scan0275 | |
| The supply and ordering of engine mounting rubbers. | 11th Aug 1936 | Box 127 \ 1 scan0276 | |
| List of weights for the components of a Packard rear axle. | 14th Aug 1936 | Box 127 \ 1 scan0277 | |
| Letter from Chevrolet Motor Company requesting bearing shells for testing and mentioning future discussions on piston rings and bore wear. | 14th Aug 1936 | Box 127 \ 1 scan0278 | |
| Letter to The Chevrolet Motor Co. Ltd. regarding the dispatch of aluminium-tin bearing shells for testing. | 5th Sep 1936 | Box 127 \ 1 scan0279 | |
| The despatch of 4 aluminium tin bearing shells to Chevrolet Motor Company. | 5th Sep 1936 | Box 127 \ 1 scan0280 | |
| Letter to Packard Motor Co. enquiring about the reasoning behind their new 6-cylinder engine's crankshaft balance weight arrangement. | 14th Oct 1936 | Box 127 \ 1 scan0281 | |
| Technical analysis and comparison of Packard-type independent front suspension. | 1st Feb 1937 | Box 127 \ 1 scan0282 | |
| Causes of brake dipping on a Packard car and potential solutions using rubber bushes. | 1st Feb 1937 | Box 127 \ 1 scan0283 | |
| Blueprint diagram showing the main dimensions and components of a Packard suspension system. | 1st Feb 1937 | Box 127 \ 1 scan0284 | |
| Request to Messrs. Leonard Williams for brake linings or brake shoes for a 120B Packard chassis. | 2nd Mar 1937 | Box 127 \ 1 scan0285 | |
| Requesting payment clearance of an account with Leonard Williams for supplying Packard brake linings. | 10th Mar 1937 | Box 127 \ 1 scan0286 | |
| Request to place an official order with Messrs. Leonard Williams for a set of Packard brake linings. | 13th Mar 1937 | Box 127 \ 1 scan0287 | |
| Comparison of front and rear wheel weights for Packard, Vauxhall, and Rover models, measured in hundredweights, quarters, and pounds. | 1st May 1937 | Box 127 \ 1 scan0288 | |
| Technical memorandum detailing suspension data and spring rates for a Packard vehicle. | 1st May 1937 | Box 127 \ 1 scan0289 | |
| Disassembled rear hub, brake drum, and associated bearings. | 1st Jan 1929 | Box 127 \ 1 scan0290 | |
| Weight analysis blueprint for Packard hubs. | 1st Jan 1929 | Box 127 \ 1 scan0291 | |
| Request to create a 2-cavity mould for a Packard spherical rubber suspension bearing. | 11th May 1937 | Box 127 \ 1 scan0292 | |
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