| Description | Date | Identifier | |
| Private memo concerning the export availability of the Series '40' Buick 8 cylinder car. | 18th Jun 1934 | Box 124 \ 3 scan0193 | |
| Letter to Lendrum & Hartman Ltd. regarding an enquiry to purchase a series '40' Buick car. | 4th Jul 1934 | Box 124 \ 3 scan0194 | |
| Page 2 of a letter declining to purchase a car due to long delivery times and expressing appreciation for past courtesies. | 4th Jul 1934 | Box 124 \ 3 scan0195 | |
| Customer's car order status and correspondence with Lendrum & Hartman Ltd. | 6th Jul 1934 | Box 124 \ 3 scan0196 | |
| Letter from car concessionaire Lendrum & Hartman Ltd regarding the supply of a Buick 47 Sedan. | 5th Jul 1934 | Box 124 \ 3 scan0197 | |
| Letter from Lendrum & Hartman Ltd. regarding a car re-purchase agreement and pricing. | 5th Jul 1934 | Box 124 \ 3 scan0198 | |
| Letter from General Motors Export Company regarding a Buick car order for a Rolls-Royce engineer. | 18th Jun 1934 | Box 124 \ 3 scan0199 | |
| Letter from General Motors Export Company concerning a Buick order for a Rolls Royce Experimental Engineer. | 18th Jun 1934 | Box 124 \ 3 scan0200 | |
| Letter to Lendrum & Hartman Ltd. regarding a confusing vehicle order and chassis reservation placed by Mr. Olley. | 7th Jul 1934 | Box 124 \ 3 scan0201 | |
| Letter addressing a confusing state of affairs with Mr. Olley regarding the potential purchase of a Buick. | 7th Jul 1934 | Box 124 \ 3 scan0202 | |
| Letter to Cadillac about postponing a Buick order due to ongoing evaluations of other vehicles. | 7th Jul 1934 | Box 124 \ 3 scan0203 | |
| Letter discussing the potential purchase of a car for personal use, mentioning competitor models like Buick and La Salle. | 7th Jul 1934 | Box 124 \ 3 scan0204 | |
| Night letter cablegram to postpone an order for a Buick. | 7th Jul 1934 | Box 124 \ 3 scan0205 | |
| Letter to Lendrum & Hartman Ltd. concerning a confusing car order placed in America by Mr. Olley. | 7th Jul 1934 | Box 124 \ 3 scan0206 | |
| Page 2 of a letter discussing a confusing situation with Mr. Olley regarding the potential purchase of a Buick. | 7th Jul 1934 | Box 124 \ 3 scan0207 | |
| Letter from Lendrum & Hartman Ltd regarding the acquisition and potential sale of three special sample car models. | 10th Jul 1934 | Box 124 \ 3 scan0208 | |
| Returning correspondence and attaching copies of letters to Messrs. Lendrum & Hartman and Mr. Olley. | 12th Jul 1934 | Box 124 \ 3 scan0209 | |
| Short memo returning correspondence from Messrs. Lendrum and Hartman. | 13th Jul 1934 | Box 124 \ 3 scan0210 | |
| Letter to Messrs. Lendrum & Hartman Ltd. concerning the unexpected early arrival of three Buick cars and requesting a trial. | 13th Jul 1934 | Box 124 \ 3 scan0211 | |
| Correspondence about a Buick car involving Messrs. Lendrum & Hartman and G.M. Export. | 16th Jul 1934 | Box 124 \ 3 scan0212 | |
| Letter from Lendrum & Hartman Ltd discussing an order status, offering alternative models, and inquiring about a Cadillac car. | 17th Jul 1934 | Box 124 \ 3 scan0213 | |
| Copy of a letter from General Motors Export Co. regarding a Buick car order for Mr. Robotham, an experimental engineer. | 5th Jul 1934 | Box 124 \ 3 scan0214 | |
| Acquiring a Buick car and fostering a relationship with the supplier, Messrs Lendrum & Hartman Ltd. | 18th Jul 1934 | Box 124 \ 3 scan0215 | |
| Letter to Lendrum & Hartman Ltd. concerning the trial of a Cadillac 16 and postponing an order for a Buick. | 25th Jul 1934 | Box 124 \ 3 scan0216 | |
| Page two of a letter regarding a Buick test run and clearing up outstanding correspondence. | 25th Jul 1934 | Box 124 \ 3 scan0217 | |
| Cable from America about a Buick car for Robotham and arranging a test drive. | 26th Jul 1934 | Box 124 \ 3 scan0218 | |
| Letter to Messrs. Lendrum & Hartman arranging a trial for a Series 40 Buick. | 27th Jul 1934 | Box 124 \ 3 scan0219 | |
| Letter from car concessionaires Lendrum & Hartman Ltd. arranging a meeting to demonstrate a Buick 40 Series model. | 28th Jul 1934 | Box 124 \ 3 scan0220 | |
| Arranging a trial run on a Buick. | 30th Jul 1934 | Box 124 \ 3 scan0221 | |
| Arrangement of a trial run on a Buick vehicle. | 31th Jul 1934 | Box 124 \ 3 scan0222 | |
| Letter to Lendrum & Hartman Ltd. expressing disappointment with the suspension of a series '40' Buick after a test drive. | 2nd Aug 1934 | Box 124 \ 3 scan0223 | |
| Letter from Lendrum & Hartman Ltd concerning a 40 Series Buick and a 16-cylinder Cadillac. | 10th Aug 1934 | Box 124 \ 3 scan0224 | |
| Letter to Lendrum & Hartman Ltd. regarding the improved rear seat riding of a Buick and the availability of a Cadillac 16 for testing. | 28th Aug 1934 | Box 124 \ 3 scan0225 | |
| Following up on the purchase of a specific type of Buick. | 30th Oct 1934 | Box 124 \ 3 scan0226 | |
| Road test of a new Series 40 Buick and arranging further tests for suspension and carburation. | 1st Nov 1934 | Box 124 \ 3 scan0227 | |
| Letter to Messrs. Lendrum & Hartman Ltd. requesting a demonstration of a Series 50 Buick for potential purchase. | 1st Nov 1934 | Box 124 \ 3 scan0228 | |
| Awaiting further information regarding the purchase of a Buick car. | 2nd Nov 1934 | Box 124 \ 3 scan0229 | |
| Letter from Lendrum & Hartman Ltd regarding a trial of a Series Buick car. | 2nd Nov 1934 | Box 124 \ 3 scan0230 | |
| Letter to Lendrum & Hartman Ltd. regarding the trial of Buick Series 50 and 60 cars. | 6th Nov 1934 | Box 124 \ 3 scan0231 | |
| Letter from Lendrum & Hartman Ltd arranging for a 50 Series Buick to be delivered for trial, and advising that a 60 Series is currently unavailable. | 7th Nov 1934 | Box 124 \ 3 scan0232 | |
| Letter to Lendrum & Hartman Ltd. comparing Buick Series 40 and 50 cars and inquiring about a five-passenger sedan. | 9th Nov 1934 | Box 124 \ 3 scan0233 | |
| Letter from Lendrum & Hartman Ltd offering a 40 Series Buick for sale with a dealer discount. | 12th Nov 1934 | Box 124 \ 3 scan0234 | |
| Recommending the purchase of a Buick Series 40 car over a Series 50. | 13th Nov 1934 | Box 124 \ 3 scan0235 | |
| Purchase and delivery of a Series 40 Buick car. | 15th Nov 1934 | Box 124 \ 3 scan0236 | |
| The purchase of a Buick Series 40 car. | 20th Nov 1934 | Box 124 \ 3 scan0237 | |
| Letter from a Buick concessionaire discussing the 40 Series model, its upcoming improvements, and import limitations for the British market. | 16th Nov 1934 | Box 124 \ 3 scan0238 | |
| Letter to Major L. W. Cox confirming car specifications, colour options, and pricing. | 16th Nov 1934 | Box 124 \ 3 scan0239 | |
| Lost correspondence concerning the purchase of a Buick car. | 22th Nov 1934 | Box 124 \ 3 scan0240 | |
| Purchasing a Buick car to examine its induction system for the Wraith design. | 24th Nov 1934 | Box 124 \ 3 scan0241 | |
| Letter to Buick requesting information on their Series 40 model. | 26th Nov 1934 | Box 124 \ 3 scan0242 | |
| Page 2 of a letter with technical queries about exhaust flap valves and flywheel flutter. | 26th Nov 1934 | Box 124 \ 3 scan0243 | |
| The delivery and trial of a Buick Car. | 26th Nov 1934 | Box 124 \ 3 scan0244 | |
| Returning a faulty Buick car due to slow running and unsatisfactory carburation. | 29th Nov 1934 | Box 124 \ 3 scan0245 | |
| Short test report on a 31 HP Buick, detailing engine performance, induction system issues, and steering characteristics. | 28th Nov 1934 | Box 124 \ 3 scan0246 | |
| Road test report on a vehicle's springing, braking, handling, and noise characteristics, including weight measurements. | 28th Nov 1934 | Box 124 \ 3 scan0247 | |
| Design drawings and details of the Buick Series 40 front independent suspension. | 19th May 1934 | Box 124 \ 3 scan0248 | |
| Article from 'Automotive Industries' analyzing the relationship between car weight and price from 1928 to 1934. | 19th May 1934 | Box 124 \ 3 scan0249 | |
| Assembly drawings of the New Buick Series 40 Line engine. | 19th May 1934 | Box 124 \ 3 scan0250 | |
| Article detailing a transverse leaf spring suspension design developed by the Leaf Spring Institute. | 19th May 1934 | Box 124 \ 3 scan0251 | |
| Request to order a complete Buick hot-spot heat control assembly for a 34-50 Series Car from Lendrum & Hartman Ltd. | 30th Nov 1934 | Box 124 \ 3 scan0252 | |
| The steering ratio of a Buick compared to the company's standard cars. | 3rd Dec 1934 | Box 124 \ 3 scan0253 | |
| The steering ratio of a Buick car and a request to acquire it. | 5th Dec 1934 | Box 124 \ 3 scan0254 | |
| Work to reproduce the Spectre Induction System and improve slow running on the 20/25 engine. | 4th Dec 1934 | Box 124 \ 3 scan0255 | |
| Blueprint comparing the engine timing diagrams for Buick and Bentley. | 4th Dec 1934 | Box 124 \ 3 scan0256 | |
| Spectre Carburation tests carried out on a six-cylinder 20/25 HP engine, comparing different induction systems. | 4th Dec 1934 | Box 124 \ 3 scan0257 | |
| Results of three tests on various induction pipe configurations. | 4th Dec 1934 | Box 124 \ 3 scan0258 | |
| Tests 4 and 5 detailing modifications to induction pipes and carburettors and their performance results. | 4th Dec 1934 | Box 124 \ 3 scan0259 | |
| Tests to improve slow running by adjusting camshaft overlap, tappet clearance and induction systems. | 4th Dec 1934 | Box 124 \ 3 scan0260 | |
| Test No. 6 detailing modifications to induction pipes and carburetters, with results and conclusions. | 4th Dec 1934 | Box 124 \ 3 scan0261 | |
| Modifications to an existing induction pipe, showing 6 new branch pipes for the inlet ports. | 4th Dec 1934 | Box 124 \ 3 scan0262 | |
| Slow running performance improvements using camshaft Hs.1536 with Cadillac tappets, detailing timing specifications. | 5th Dec 1934 | Box 124 \ 3 scan0263 | |
| Testing and evaluation of a Buick car, noting its weight, speedometer inaccuracy, and price. | 5th Dec 1934 | Box 124 \ 3 scan0264 | |
| Providing the timing specifications for a Series 40 Buick engine. | 5th Dec 1934 | Box 124 \ 3 scan0265 | |
| Request for a missing Buick Series 40 instruction book. | 14th Dec 1934 | Box 124 \ 3 scan0266 | |
| Note confirming the enclosure of an Instruction Book and Oiling Chart for a Buick car. | 18th Dec 1934 | Box 124 \ 3 scan0267 | |
| Preliminary report on a 1934 Buick Car Model 47X. | 20th Dec 1934 | Box 124 \ 3 scan0268 | |
| Performance test results and engine specifications for a vehicle. | 20th Dec 1934 | Box 124 \ 3 scan0269 | |
| Vehicle performance and noise assessment report, page 3. | 20th Dec 1934 | Box 124 \ 3 scan0270 | |
| Road test report on a vehicle's steering, springing, body, brakes, and overall performance. | 20th Dec 1934 | Box 124 \ 3 scan0271 | |
| Requesting an update on the weighing of Buick and Terraplane experimental car bodies. | 21th Dec 1934 | Box 124 \ 3 scan0272 | |
| Dismantling an experimental Graham car body to obtain its weight. | 27th Dec 1934 | Box 124 \ 3 scan0273 | |
| Internal request to order parts for a Buick hot spot, heat control valve from Messrs. Lindrum & Hartmann. | 1st Jan 1935 | Box 124 \ 3 scan0274 | |
| Requesting an additional order for a pair of valve spindle bushes for a Buick, which were accidentally omitted from a previous list. | 4th Jan 1935 | Box 124 \ 3 scan0275 | |
| Requesting material composition analysis of a Buick hot-spot heat control valve and its components. | 7th Jan 1935 | Box 124 \ 3 scan0276 | |
| Wraith design data memorandum discussing correspondence with Buick, timing chains, pistons, and exhaust heating. | 25th Jan 1935 | Box 124 \ 3 scan0277 | |
| Letter from General Motors Export Company forwarding data from Buick Motor Car Company. | 4th Jan 1935 | Box 124 \ 3 scan0278 | |
| Technical memorandum detailing updates on timing chains, carburetors, combustion chambers, and engine design. | 12th Dec 1934 | Box 124 \ 3 scan0279 | |
| Report discussing exhaust valve sticking, valve seat inserts, and the design of the heat valve. | 12th Dec 1934 | Box 124 \ 3 scan0280 | |
| Letter from the Buick Motor Company regarding flywheel flutter and bearing width. | 12th Dec 1934 | Box 124 \ 3 scan0281 | |
| Blueprint of a valve for an exhaust manifold. | 19th Jan 1935 | Box 124 \ 3 scan0282 | |
| Buick Motor Company steel specifications chart listing chemical compositions for various steel types. | 19th Jan 1935 | Box 124 \ 3 scan0283 | |
| Graph comparing suction in inches of H2O versus RPM for a 1934 Series 8-40 engine, with plots for Marvel and Stromberg carburetors. | 19th Jan 1935 | Box 124 \ 3 scan0284 | |
| Graph comparing engine torque between cast and machined combustion chambers. | 18th Jan 1935 | Box 124 \ 3 scan0285 | |
| Blueprint for an exhaust manifold valve shaft bushing. | 18th Jan 1935 | Box 124 \ 3 scan0286 | |
| Blueprint for a Shaft - Exhaust Manifold Valve. | 18th Jan 1935 | Box 124 \ 3 scan0287 | |
| Assembly drawing for an exhaust manifold valve shaft. | 18th Jan 1935 | Box 124 \ 3 scan0288 | |
| Assembly drawing of an exhaust manifold valve body. | 28th Jan 1938 | Box 124 \ 3 scan0289 | |
| Assembly drawing for an exhaust manifold valve and body. | 18th Jan 1935 | Box 124 \ 3 scan0290 | |
| Investigating an 8-Cylinder Buick carburetter and ordering a Marvel carburetter as a potential alternative for the Wraith. | 15th Jan 1935 | Box 124 \ 3 scan0291 | |
| The performance and features of an 8-Cylinder Buick carburetter. | 15th Jan 1935 | Box 124 \ 3 scan0292 | |
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