| Description | Date | Identifier | |
| Letter from Lodge Plugs Limited concerning the alloy steel used in C.9 type spark plugs. | 3rd Nov 1920 | Box 79 \ 1 scan0236 | |
| Letter to Oliver Lodge Esq. advising that Mr. Hives is unavailable as he is travelling to the U.S.A. | 29th Nov 1920 | Box 79 \ 1 scan0237 | |
| Letter from Lodge Plugs Limited requesting the results of tests on special Steatite Plugs. | 21th Jan 1921 | Box 79 \ 1 scan0238 | |
| Offer from Lodge Plugs Ltd. to supply new Steatite plugs for testing. | 24th May 1921 | Box 79 \ 1 scan0239 | |
| Order for 2 dozen Lodge Steatite Plugs. | 24th May 1921 | Box 79 \ 1 scan0240 | |
| Confirming an order placed for 2 dozen Lodge Steatite Plugs. | 27th May 1921 | Box 79 \ 1 scan0241 | |
| Letter from Lodge Plugs Limited regarding an order for 2 dozen Lodge Steatite Plugs, model Z22. | 26th May 1921 | Box 79 \ 1 scan0242 | |
| Letter from Oliver Lodge to A.E. Hives requesting a prolonged test on a high-grade motor spirit. | 22th Jan 1921 | Box 79 \ 1 scan0243 | |
| Letter to The Lodge Sparking Plug Co. Ltd. regarding the testing of their plugs and inquiring about commercial production. | 8th Aug 1921 | Box 79 \ 1 scan0244 | |
| Letter from Lodge Plugs Limited regarding the satisfactory performance of new Steatite Insulator plug samples and inquiring about potential orders. | 9th Aug 1921 | Box 79 \ 1 scan0245 | |
| Requesting a preliminary report on Lodge Plugs Model Z22. | 12th Jul 1921 | Box 79 \ 1 scan0246 | |
| Copy of a letter from The Lodge Plugs Ltd. requesting a preliminary report on Model Z22 plugs supplied against an order. | 11th Jul 1921 | Box 79 \ 1 scan0247 | |
| Letter from Lodge Plugs Limited regarding a new chart of their plug models, prices, and new designs. | 10th Oct 1921 | Box 79 \ 1 scan0248 | |
| Observations on the performance of Mercury and Lodge ignition plugs under different test conditions. | 28th Oct 1921 | Box 79 \ 1 scan0249 | |
| Request for the standardisation and re-stocking of plugs after running out of 'Lodge Plugs'. | 28th Oct 1921 | Box 79 \ 1 scan0250 | |
| Trial of Lodge Spark Gap type Terminals on a 40/50 chassis. | 5th Jul 1922 | Box 79 \ 1 scan0251 | |
| Inquiring about the consideration of a suggested stroboscopic method for observing crankshaft periods. | 15th Feb 1916 | Box 79 \ 1 scan0252 | |
| The stroboscopic method of speed measurement with related formulas and a data table. | 1st Apr 1937 | Box 79 \ 1 scan0253 | |
| The stroboscopic method for measuring speed, including relevant formulas and a data table. | 15th Feb 1916 | Box 79 \ 1 scan0254 | |
| Data table listing various figures, sides, and their corresponding stroboscopic speeds. | 23th Oct 1917 | Box 79 \ 1 scan0255 | |
| Forwarding a copy of a paper by Mr. F. W. Aston on Neon Lamps for Stroboscopic Work. | 1st Aug 1920 | Box 79 \ 1 scan0256 | |
| Paper on the use of neon lamps for stroboscopic work, reprinted from the Proceedings of the Cambridge Philosophical Society. | 19th Feb 1920 | Box 79 \ 1 scan0257 | |
| The design and construction of a neon vacuum lamp for stroboscopic work. | 19th Feb 1920 | Box 79 \ 1 scan0258 | |
| The method of filling Neon lamps and the factors affecting their lifespan. | 19th Feb 1920 | Box 79 \ 1 scan0259 | |
| Experiments with gas-filled lamps, discussing lifespan, pressure, and gas disappearance. | 19th Feb 1930 | Box 79 \ 1 scan0260 | |
| The properties and superiority of Neon gas in discharge lamps compared to other gases. | 19th Feb 1930 | Box 79 \ 1 scan0261 | |
| Analysis of the nature and duration of a neon lamp's 'working flash' for stroboscopic use. | 19th Feb 1920 | Box 79 \ 1 scan0262 | |
| The applications of Neon lamps for observing high-speed machinery and the recovery of Neon gas. | 19th Feb 1920 | Box 79 \ 1 scan0263 | |
| Brochure for the 'Vibrating Cord Stroboscope' with a Neon Lamp for examining high-speed machine parts. | 4th Jan 1927 | Box 79 \ 1 scan0264 | |
| Descriptive document for the Guillet Vibrating Cord Stroboscope and its special Neon Lamp, explaining its function and applications. | 16th Aug 1928 | Box 79 \ 1 scan0265 | |
| The stroboscopic method of speed measurement with related formulas and a data table. | 16th Aug 1928 | Box 79 \ 1 scan0266 | |
| Report discussing potential improvements for the clutch, axle, and suspension. | 12th Jan 1921 | Box 79 \ 2 scan0001 | |
| Design of Goshawk I front shock absorbers. | 10th Feb 1921 | Box 79 \ 2 scan0002 | |
| Mr. Royce's remarks on proposed modifications to the Corsair I and II front shock absorber. | 11th Mar 1921 | Box 79 \ 2 scan0003 | |
| Design changes for adjusting screws and shock absorber loads. | 1st Mar 1921 | Box 79 \ 2 scan0004 | |
| Design modifications to the carburetter, valve gear, springs, axle, and frame. | 15th Jan 1921 | Box 79 \ 2 scan0005 | |
| Scheme for a front shock absorber for the Goshawk I and Goshawk II models, detailing differences in the connecting rod and axle fittings. | 18th Apr 1921 | Box 79 \ 2 scan0006 | |
| Design and blueprints for a 'Goshawk II' rear shock absorber. | 5th Aug 1921 | Box 79 \ 2 scan0007 | |
| Material change to drawn phosphor bronze for Goshawk 11 rear shock absorber plates. | 15th Sep 1921 | Box 79 \ 2 scan0008 | |
| Difficulties and considerations of fitting shock dampers to the 40/50 HP and Goshawk 11 chassis. | 8th Oct 1921 | Box 79 \ 2 scan0009 | |
| Cost and performance of fitting Hartford shock absorbers as an alternative to the company's own. | 31th Oct 1921 | Box 79 \ 2 scan0010 | |
| Page 2 of a memo discussing a £6 quotation for a pair of Hartford shock absorbers as an alternative for the Goshawk. | 31th Oct 1921 | Box 79 \ 2 scan0011 | |
| Telegram from Chichester to Derby detailing engine and chassis modifications to reduce a roar at high speeds. | 3rd Nov 1921 | Box 79 \ 2 scan0012 | |
| Visit to West Wittering with the Goshawk 11 car, noting engine improvements after fitting a friction damper. | 15th Nov 1921 | Box 79 \ 2 scan0013 | |
| Fouling issue with the Goshawk 11 rear shock absorbers and suggesting a scissor-type construction. | 16th Dec 1921 | Box 79 \ 2 scan0014 | |
| Note regarding clearance for the rear shock absorber bracket to accommodate spring gaiters for the Goshawk 11. | 28th Dec 1921 | Box 79 \ 2 scan0015 | |
| Broken Goshawk 11 front shock absorber base and a complaint about the accessibility of the spring adjustment screw. | 4th Apr 1922 | Box 79 \ 2 scan0016 | |
| The re-toggling of rear shock absorbers and the correct coupling length relative to spring depth. | 6th Apr 1922 | Box 79 \ 2 scan0017 | |
| The design modifications for the Goshawk II shock absorber connecting rod. | 10th Apr 1922 | Box 79 \ 2 scan0018 | |
| Proposed modifications to the Goshawk 11 front shock absorber. | 10th Apr 1922 | Box 79 \ 2 scan0019 | |
| Proposed modifications to the Goshawk-11 rear shock absorber and connecting rod. | 12th Apr 1922 | Box 79 \ 2 scan0020 | |
| Continuation of a memo discussing an alternative rod coupling method to reduce toggling. | 20th Apr 1922 | Box 79 \ 2 scan0021 | |
| Design of an inverted rear shock absorber for the Goshawk 11. | 20th Apr 1922 | Box 79 \ 2 scan0022 | |
| Design alteration for a Goshawk shock absorber ball joint connecting rod. | 29th Apr 1922 | Box 79 \ 2 scan0023 | |
| Telegram received by telephone requesting dispatch details for Goshawk shock absorbers. | 25th Feb 1922 | Box 79 \ 2 scan0024 | |
| Complaint of a car rolling and the subsequent fitting of rear shock absorbers to improve handling. | 18th May 1922 | Box 79 \ 2 scan0025 | |
| The performance and issues of the 7-Goshawk-11 vehicle, including engine misfires, dynamo failure, and consumption figures. | 15th May 1922 | Box 79 \ 2 scan0026 | |
| Proposal to limit the production of the current Goshawk II rear shock absorber and introduce a new design. | 18th May 1922 | Box 79 \ 2 scan0027 | |
| Modifications to the Goshawk 11 front shock absorber as requested by Mr. Royce. | 20th May 1922 | Box 79 \ 2 scan0028 | |
| The despatch of two complete front shock absorber links for a Goshawk limousine. | 24th May 1922 | Box 79 \ 2 scan0029 | |
| Response to a telegram regarding the despatch of Goshawk shock absorbers. | 25th May 1922 | Box 79 \ 2 scan0030 | |
| Telegram requesting dispatch details for Goshawk shock absorbers. | 25th May 1922 | Box 79 \ 2 scan0031 | |
| Revisions to the Goshawk 11 shock absorbers, specifically the front connecting rod. | 25th May 1922 | Box 79 \ 2 scan0032 | |
| Brief typed memorandum confirming the fitting of shock absorber links for the GOSHAWK car. | 26th May 1922 | Box 79 \ 2 scan0033 | |
| Requested modification to the Goshawk rear shock absorber lever and connecting rod. | 26th May 1922 | Box 79 \ 2 scan0034 | |
| Material change for the base of a Goshawk 11 front shock absorber. | 21th Oct 1922 | Box 79 \ 2 scan0035 | |
| Performance, controls, and suspension of the No. 6 Goshawk car, with recommendations for improvements. | 10th Sep 1922 | Box 79 \ 2 scan0036 | |
| Shock absorber settings and comparing the performance of 13-tooth vs 14-tooth axles on Goshawk-11 models. | 12th Oct 1922 | Box 79 \ 2 scan0037 | |
| Instructing the Stores to despatch a shock absorber arm to Conduit Street for a 4-Goshawk-11. | 16th Oct 1922 | Box 79 \ 2 scan0038 | |
| Works order for the despatch of one shock absorber arm for chassis 4/Goshawk/II. | 16th Oct 1922 | Box 79 \ 2 scan0039 | |
| Ineffectiveness of rear shock-absorbers on the 20 HP chassis. | 17th Jan 1923 | Box 79 \ 2 scan0040 | |
| Inquiring about fitting adjustable rear shock absorbers to the 20 HP chassis. | 31th Jan 1928 | Box 79 \ 2 scan0041 | |
| Potential modifications to the 20 HP car's rear shock absorbers. | 2nd Feb 1923 | Box 79 \ 2 scan0042 | |
| Proposing an experiment to diagnose the cause of squeaking shock absorbers following a customer complaint from India. | 20th Apr 1923 | Box 79 \ 2 scan0043 | |
| Shock absorber strength and testing for the London 20 HP trials cars. | 11th May 1923 | Box 79 \ 2 scan0044 | |
| Calculation to estimate the axle movement required to cause the second stage of a shock absorber to function. | 11th May 1923 | Box 79 \ 2 scan0045 | |
| Calculations and diagrams analyzing axle and suspension movement when a wheel passes over a bump. | 15th May 1923 | Box 79 \ 2 scan0046 | |
| Increasing the damping on the rear shock-absorbers for the 20 HP model. | 15th May 1923 | Box 79 \ 2 scan0047 | |
| Trials for increased friction shock absorbers on 20-HP cars. | 16th May 1923 | Box 79 \ 2 scan0048 | |
| Testing and recommendations for 20 HP shock absorbers. | 29th May 1923 | Box 79 \ 2 scan0049 | |
| Performance of altered shock-absorbers on 20 HP models. | 7th Jun 1923 | Box 79 \ 2 scan0050 | |
| Tests and improvements to shock absorbers for the 20 HP car. | 14th Jun 1923 | Box 79 \ 2 scan0051 | |
| Standardisation of rear shock absorbers to have increased friction. | 14th Jun 1923 | Box 79 \ 2 scan0052 | |
| Immediate implementation of a temporary scheme for dampers on the 20HP model. | 1st Oct 1923 | Box 79 \ 2 scan0053 | |
| Reports of broken 20-HP ball ends for front shock absorbers and the sending of a sample for inspection. | 12th Aug 1924 | Box 79 \ 2 scan0054 | |
| Fractures of the top ball in a front shock absorber, proposing a material change due to lubrication issues. | 18th Aug 1924 | Box 79 \ 2 scan0055 | |
| Letter inquiring about the design and performance differences in a pair of Trioie shock absorbers. | 26th Aug 1913 | Box 79 \ 2 scan0056 | |
| Letter to J. Lacoste & Co. inquiring about the design differences in a pair of Triou Shock Absorbers. | 26th Aug 1913 | Box 79 \ 2 scan0057 | |
| Continuation of a letter to Messrs J. Lacoste & Co. | 26th Aug 1913 | Box 79 \ 2 scan0058 | |
| Experimental Department weekly report detailing submitted reports and work in progress on components like shock absorbers and valve springs. | 26th Aug 1913 | Box 79 \ 2 scan0059 | |
| Quoting Mr Royce's request to fit hydraulic shock absorbers to the rear axle of a car. | 28th Aug 1913 | Box 79 \ 2 scan0060 | |
| Request for a set of trial shock dampers of the pattern fitted to a special D chassis. | 29th Aug 1913 | Box 79 \ 2 scan0061 | |
| Letter from J. Lacoste & Co. explaining the function of the holes in the piston of Triou Shock Absorbers. | 30th Aug 1913 | Box 79 \ 2 scan0062 | |
| Letter from J. Lacoste & Co. explaining the functionality and features of the Triou Shock Absorber. | 1st Sep 1913 | Box 79 \ 2 scan0063 | |
| Cover letter from J. Lacoste & Co. with an advertisement for Triou Shock absorbers. | 27th May 1913 | Box 79 \ 2 scan0064 | |
| Internal order request to purchase a set of Triou hydraulic shock absorbers for testing. | 1st Sep 1913 | Box 79 \ 2 scan0065 | |
| Letter to Messrs Lacoste & Co. regarding the acquisition of Triou Shock Absorbers for testing purposes. | 1st Sep 1913 | Box 79 \ 2 scan0066 | |
| Letter from J. Lacoste & Co. regarding the supply of Triou Shock Absorbers for test purposes. | 2nd Sep 1913 | Box 79 \ 2 scan0067 | |
| Drawing for fitting Tricon shock absorbers to a car. | 11th Sep 1913 | Box 79 \ 2 scan0068 | |
| Requesting a drawing to show how to fit a set of Triou shock absorbers received for experimental purposes. | 11th Sep 1913 | Box 79 \ 2 scan0069 | |
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