| Description | Date | Identifier | |
| Trial of an Andre shock damper that is adjustable from the dashboard. | 5th Nov 1930 | Box 28 \ 1 Scan161 | |
| Advertisement leaflet for Andre Telecontrol adjustable shock-absorbers. | 5th Nov 1930 | Box 28 \ 1 Scan162 | |
| Promotional brochure for 'Telecontrol' dash-adjustable shock absorbers. | 1st Oct 1930 | Box 28 \ 1 Scan163 | |
| Advertisement for Andre new series standard shock absorbers, models 298, 302, and 306, detailing features and prices. | 1st Oct 1930 | Box 28 \ 1 Scan164 | |
| Request to keep a set of shock absorbers for testing. | 8th Nov 1930 | Box 28 \ 1 Scan165 | |
| Shock absorber issues, customer experiences, and proposed tests on cars in the U.S.A. | 13th Nov 1930 | Box 28 \ 1 Scan166 | |
| Finding and sending a print of a 'Delco' shock absorber. | 28th Nov 1930 | Box 28 \ 1 Scan167 | |
| Comparing Delco shock absorbers with the company's own, including feedback from road tests on a 25 HP and a Springfield Phantom I. | 1st Dec 1930 | Box 28 \ 1 Scan168 | |
| Picture of a shock absorber tried on a 25 HP vehicle in America and the attempt to get a blueprint. | 1st Dec 1930 | Box 28 \ 1 Scan169 | |
| Proposing to send a cable to acquire the latest Lovejoy shock absorbers from America. | 1st Dec 1930 | Box 28 \ 1 Scan170 | |
| Cable requesting the immediate despatch of the latest Lovejoy shock absorber for Royce. | 1st Dec 1930 | Box 28 \ 1 Scan171 | |
| Acknowledging receipt of a Delco-Lovejoy shock damper print and complaining about its delayed arrival. | 5th Dec 1930 | Box 28 \ 1 Scan172 | |
| Requesting the material composition of a Lovejoy-Delco shock damper body. | 9th Dec 1930 | Box 28 \ 1 Scan173 | |
| Inter-office correspondence detailing the settings for Delco Shock Absorbers on the MX-5 model. | 10th Dec 1930 | Box 28 \ 1 Scan174 | |
| Letter from Delco Products Corp. regarding shock absorber settings and adjustments. | 6th Nov 1932 | Box 28 \ 1 Scan175 | |
| Page 2 of a letter from Delco Products Corporation regarding shock absorber specifications and valving. | 6th Nov 1932 | Box 28 \ 1 Scan176 | |
| Advertisement for Lovejoy Duodraulic Double Acting Hydraulic Shock Absorbers. | 6th Nov 1932 | Box 28 \ 1 Scan177 | |
| Advertising leaflet for Lovejoy Duodraulic double-acting hydraulic shock absorbers. | 6th Nov 1932 | Box 28 \ 1 Scan178 | |
| Promotional document explaining the Duodraulic Double Acting Shock Absorber's patented control valves. | 13th Dec 1930 | Box 28 \ 1 Scan179 | |
| Sample Delco Lovejoy cast iron shock absorber damper. | 13th Dec 1930 | Box 28 \ 1 Scan180 | |
| The failure of a 'Delco' shock absorber and its replacement. | 16th Dec 1930 | Box 28 \ 1 Scan181 | |
| Note detailing a visit to the Delco plant to inspect their shock absorber technology and development. | 22th Dec 1930 | Box 28 \ 1 Scan182 | |
| Shock absorber production, testing, and comparative performance. | 6th Jan 1931 | Box 28 \ 1 Scan183 | |
| Comparison of weights for Lovejoy and 20 HP Rear shock damper components. | 6th Jan 1931 | Box 28 \ 1 Scan184 | |
| Twin-cylinder hydraulic damper produced by the Delco Co. and used on Cadillac vehicles. | 6th Jan 1931 | Box 28 \ 1 Scan185 | |
| Patent situation and design considerations for shock dampers. | 6th Jan 1931 | Box 28 \ 1 Scan186 | |
| Technical memo discussing valve, damper, and lubrication system designs. | 6th Jan 1931 | Box 28 \ 1 Scan187 | |
| Comparison of the weights of individual components for Lovejoy and 20HP Rear shock dampers. | 6th Jan 1931 | Box 28 \ 1 Scan188 | |
| Instructions for sectioning a Lovejoy Damper to expose various internal components. | 7th Jan 1931 | Box 28 \ 1 Scan189 | |
| Requesting a pair of modified Phantom II rear shock absorbers for testing, outlining four specific modifications. | 9th Jan 1931 | Box 28 \ 1 Scan190 | |
| The testing and adjustment mechanism of Delco adjustable hydraulic dampers. | 14th Jan 1931 | Box 28 \ 1 Scan191 | |
| Damper performance, valve characteristics, and road test findings. | 30th Jan 1931 | Box 28 \ 1 Scan192 | |
| Graphs showing the variation in maximum ball pin load available for a Delco adjustable damper. | 30th Jan 1931 | Box 28 \ 1 Scan193 | |
| Heavily faded document, possibly a technical drawing, with a partial date stamp. | 30th Jan 1931 | Box 28 \ 1 Scan194 | |
| Blueprint displaying six graphs of high and low pressure test results for a Delco II rear damper with a 12' lever and adjustable leak. | 30th Jan 1931 | Box 28 \ 1 Scan195 | |
| Performance graphs for a Delco II Rear Damper with adjustable leak and 12' lever. | 16th May 1939 | Box 28 \ 1 Scan196 | |
| Diagram showing the eccentricity of valve passages for the 'Delco II' project, viewed from the high-pressure end. | 16th May 1939 | Box 28 \ 1 Scan197 | |
| Blueprint detailing the Delco II leak adjustment mechanism, including a section view through the shaft. | 8th Jul 1931 | Box 28 \ 1 Scan198 | |
| Patent situation for double-acting hydraulic shock dampers in the UK and USA. | 20th Jan 1931 | Box 28 \ 1 Scan199 | |
| Company's position on hydraulic shock damper patents in relation to competitors. | 20th Jan 1931 | Box 28 \ 1 Scan200 | |
| Technical drawing with dimensions for a 'Delco' Inter Lever. | 23th Jan 1931 | Box 28 \ 1 Scan201 | |
| Fitting of Delco Shock Dampers to Phantom I, Phantom II, and 25-EX models. | 24th Jan 1931 | Box 28 \ 1 Scan202 | |
| Letter to Rolls-Royce (America) Inc. regarding the testing and fitting of Delco shock absorbers. | 26th Jan 1931 | Box 28 \ 1 Scan203 | |
| Technical memorandum detailing tests and construction of Delco Lovejoy hydraulic dampers. | 30th Jan 1931 | Box 28 \ 1 Scan204 | |
| Critique and functional analysis of a damper's venting, filtration, and valve mechanisms. | 30th Jan 1931 | Box 28 \ 1 Scan205 | |
| Analysis of damper valve performance, focusing on high-pressure masked valves and comparisons with Delco systems. | 30th Jan 1931 | Box 28 \ 1 Scan206 | |
| The development, testing, and patent situation regarding various shock damper designs. | 30th Jan 1931 | Box 28 \ 1 Scan207 | |
| Comparison of weights for Lovejoy and 20 HP. Rear shock damper components. | 30th Jan 1931 | Box 28 \ 1 Scan208 | |
| Graphical analysis of deflection and torsion in hydraulic damper levers and arms. | 3rd Feb 1931 | Box 28 \ 1 Scan209 | |
| Very faint drawing with a purple Print Room stamp. | 3rd Feb 1931 | Box 28 \ 1 Scan210 | |
| Performance data graphs and tables for front axle dampers with 7.5 levers. | 9th Jan 1931 | Box 28 \ 1 Scan211 | |
| Diagrams showing Delco Damper performance characteristics under various conditions. | 9th Jan 1931 | Box 28 \ 1 Scan212 | |
| Performance variation graphs for a Delco damper at different oil temperatures and pressures. | 9th Jan 1931 | Box 28 \ 1 Scan213 | |
| Blueprint showing performance variation graphs and data for a Delco Damper. | 9th Jan 1931 | Box 28 \ 1 Scan214 | |
| Graph showing the variation of ball pin load with axle velocity for a 7.5 inch lever. | 9th Jan 1931 | Box 28 \ 1 Scan215 | |
| Diagram of a Lovejoy piston with cross-sections and notes on its assembly and function. | 3rd Feb 1931 | Box 28 \ 1 Scan216 | |
| Faint blueprint drawing with a 'Print Room' reception stamp. | 3rd Feb 1931 | Box 28 \ 1 Scan217 | |
| Blueprint showing cross-sections and specifications for a low pressure and high pressure valve. | 17th Feb 1931 | Box 28 \ 1 Scan218 | |
| Blank document back or cover sheet with a Print Room date stamp. | 17th Feb 1931 | Box 28 \ 1 Scan219 | |
| Graph and diagram illustrating Delco lever deflection tests. | 20th Jan 1931 | Box 28 \ 1 Scan220 | |
| Heavily faded document page with a purple 'Print Room' stamp from Derby. | 3rd Feb 1931 | Box 28 \ 1 Scan221 | |
| Covering note for a report on Delco Shock Absorbers. | 4th Feb 1931 | Box 28 \ 1 Scan222 | |
| Specification chart for Delco low-pressure valve spring ratings for 'C' and 'G' types, detailing load and deflection for outer and inner springs. | 3rd Feb 1931 | Box 28 \ 1 Scan223 | |
| Graph showing Delco valve spring ratings under low pressure. | 4th Feb 1931 | Box 28 \ 1 Scan224 | |
| Blank document cover or reverse page with a Print Room date stamp. | 12th Mar 1931 | Box 28 \ 1 Scan225 | |
| Specifications for Delco high and low pressure valve springs. | 4th Feb 1931 | Box 28 \ 1 Scan226 | |
| Telegram regarding Malcolm Campbell's record using Andre shock absorbers and silentblocs. | 6th Feb 1931 | Box 28 \ 1 Scan227 | |
| Despatch note for sectioned and scrapped Delco shock absorbers to be sent to Le Canadel. | 10th Feb 1931 | Box 28 \ 1 Scan228 | |
| Design and development of Delco horizontal and double piston vertical type hydraulic shock absorbers. | 11th Feb 1931 | Box 28 \ 1 Scan229 | |
| Works order for the despatch of parts for two Delco shock absorbers to Sir F.H. Royce. | 11th Feb 1931 | Box 28 \ 1 Scan230 | |
| Issues with existing shock dampers and an evaluation of Delco-Lovejoy alternatives. | 23th Feb 1931 | Box 28 \ 1 Scan231 | |
| Report page discussing lever, shaft, and damper component specifications and comparisons. | 28th Mar 1931 | Box 28 \ 1 Scan232 | |
| Maintenance bulletin providing installation and adjustment instructions for Delco Lovejoy hydraulic shock absorbers. | 28th Mar 1931 | Box 28 \ 1 Scan233 | |
| Fitting instructions for front shock absorbers and chassis lubrication piping. | 28th Mar 1931 | Box 28 \ 1 Scan234 | |
| Instructions for the modification, adjustment, and care of shock absorber fittings and instruments. | 28th Mar 1931 | Box 28 \ 1 Scan235 | |
| Schematic diagrams with measurements for component positioning and drilling. | 28th Mar 1931 | Box 28 \ 1 Scan236 | |
| Letter to J. Lucas Ltd. inviting them to a meeting to discuss hydraulic shock absorbers. | 28th Mar 1931 | Box 28 \ 1 Scan237 | |
| Letter from Luvax Limited confirming a meeting to discuss hydraulic shock absorbers. | 30th Mar 1931 | Box 28 \ 1 Scan238 | |
| Sending a Delco Lovejoy Rear Hydraulic Shock Absorber to Luvax Ltd. to quote a price for manufacturing. | 10th Apr 1931 | Box 28 \ 1 Scan239 | |
| Letter to Luvax Ltd. concerning a Delco Rear Shock Absorber and a request for a manufacturing quote. | 10th Apr 1931 | Box 28 \ 1 Scan240 | |
| Letter accompanying a drawing for testing front shock absorbers and dampers. | 13th Apr 1931 | Box 28 \ 1 Scan241 | |
| Letter from Luvax Limited regarding the examination of a Delo Lovejoy shock absorber and the preparation of a similar L.C. type. | 13th Apr 1931 | Box 28 \ 1 Scan242 | |
| Request to procure and forward a set of Andre Telecontrol Friction Shock Absorbers for fitting. | 14th Apr 1931 | Box 28 \ 1 Scan243 | |
| Price correction for Andre Telecontrol friction shock absorbers. | 20th Apr 1931 | Box 28 \ 1 Scan244 | |
| Clarifying whether 'a set' of Andre Telecontrol Friction Shock Absorbers refers to two or four units. | 23th Apr 1931 | Box 28 \ 1 Scan245 | |
| Order of Andre Telecontrol Friction Shock Absorbers for a customer's Phantom car. | 23th Apr 1931 | Box 28 \ 1 Scan246 | |
| Confirmation of price and placement of an order for Andre Telecontrol friction shock absorbers. | 23th Apr 1931 | Box 28 \ 1 Scan247 | |
| Installation and adjustment instructions for Delco Lovejoy hydraulic shock absorbers. | 28th Apr 1931 | Box 28 \ 1 Scan248 | |
| Instructions for fitting front Delco shock absorbers to various chassis, including part specifications. | 28th Apr 1931 | Box 28 \ 1 Scan249 | |
| Instructions for chassis lubrication piping, shock absorber adjustment, and care for Delco units. | 28th Apr 1931 | Box 28 \ 1 Scan250 | |
| Diagrams showing rear absorber frame drilling dimensions and Delco rear absorber mounting. | 28th Apr 1931 | Box 28 \ 1 Scan251 | |
| Sketches for Delco front absorber mounts on different chassis ranges. | 29th Apr 1931 | Box 28 \ 1 Scan252 | |
| Supplier's recommendation to use Multiplex shock absorbers over the single type for the 40/50 HP Continental Chassis. | 29th Apr 1931 | Box 28 \ 1 Scan253 | |
| Instructions for reforming and testing Delco shock absorbers on various car models. | 6th May 1931 | Box 28 \ 1 Scan254 | |
| Endurance testing and modifications for 40/50 HP hydraulic shock absorbers. | 6th May 1931 | Box 28 \ 1 Scan255 | |
| Letter from Luvax Limited regarding the completion and delivery of special L.C. and M.P. type shock absorbers. | 6th May 1931 | Box 28 \ 1 Scan256 | |
| Letter discussing wear issues on shock absorber bushes and clarifying load specifications. | 11th May 1931 | Box 28 \ 1 Scan257 | |
| The concluding page of a letter signed by a Technical Production Engineer. | 4th Jul 1931 | Box 28 \ 1 Scan258 | |
| Letter from Luvax Limited regarding a representative's visit to discuss shock absorbers. | 4th Jul 1931 | Box 28 \ 1 Scan259 | |
| Letter from Luvax Limited acknowledging a previous letter and proposing a future meeting. | 17th Aug 1931 | Box 28 \ 1 Scan260 | |
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