| Description | Date | Identifier | |
| Prints and a revised index sheet for a 3½ bore 8 cylinder engine. | 28th Jan 1944 | Box 124 \ 2 scan0392 | |
| Re-drawn parts for a 3 1/4' bore 8-cylinder aluminium engine. | 29th Jan 1944 | Box 124 \ 2 scan0393 | |
| Past experiments and future considerations for improving engine volumetric efficiency, camshaft duration, and idling. | 5th Feb 1944 | Box 124 \ 2 scan0394 | |
| Potential engine improvements related to spark plug position, valve port efficiency, and cylinder head design. | 5th Feb 1944 | Box 124 \ 2 scan0395 | |
| The production of prototype Carrier (B80) engines and associated tooling as part of a post-war program. | 9th Feb 1944 | Box 124 \ 2 scan0396 | |
| Crankshaft forgings for the B.80 engine and the associated drawings. | 24th Feb 1944 | Box 124 \ 2 scan0397 | |
| Confirming a telephone conversation regarding a suspended order for an 8-cylinder crankshaft forging from English Steel. | 21th Feb 1944 | Box 124 \ 2 scan0398 | |
| Prints for two types of crankshafts, B.80 and B.40. | 21th Feb 1944 | Box 124 \ 2 scan0399 | |
| Tests be made on a modern Buick clutch, based on a letter received from De Salamanca. | 20th Jun 1918 | Box 124 \ 3 scan0001 | |
| Letter to Count Carlos de Salamanca regarding the modern Buick clutch and its potential application. | 24th Jun 1918 | Box 124 \ 3 scan0002 | |
| Letter discussing clutch performance, torsional vibration, and a proposal to test a Buick car. | 16th Feb 1916 | Box 124 \ 3 scan0003 | |
| Letter from C. de Salamanca in Madrid discussing the impressive performance of a modern Buick clutch. | 10th Jun 1918 | Box 124 \ 3 scan0004 | |
| From EH regarding the testing and evaluation of a Buick car's clutch, engine, and brakes. | 3rd Mar 1918 | Box 124 \ 3 scan0005 | |
| Merits of purchasing competitor cars like the Buick, Marmon, and Delage for analysis. | 7th Mar 1919 | Box 124 \ 3 scan0006 | |
| Instruction sheet detailing valve timing and clearance for a Buick engine. | 28th Oct 1918 | Box 124 \ 3 scan0007 | |
| Data table of 'Buick' valve contours, showing inlet and exhaust measurements against camshaft degrees. | 28th Oct 1918 | Box 124 \ 3 scan0008 | |
| Test and repair report for a Buick car, including weight, gear ratios, and performance data. | 17th Mar 1919 | Box 124 \ 3 scan0009 | |
| Specifications for back axle, valve timing, valve contours, and radiator weight. | 26th Apr 1917 | Box 124 \ 3 scan0010 | |
| Tabulated comparison of engine performance data for a Buick engine using different carburettors. | 1st May 1919 | Box 124 \ 3 scan0011 | |
| Continuation of performance test data for a Buick, showing speed versus water pressure under various conditions. | 16th May 1919 | Box 124 \ 3 scan0012 | |
| Letter to The Delco Electric Co. requesting information on a single-unit electric system fitted to a Buick car. | 18th Mar 1919 | Box 124 \ 3 scan0013 | |
| The transfer of a Buick car's registration number. | 18th Mar 1919 | Box 124 \ 3 scan0014 | |
| Letter from Delco's UK representative requesting model numbers for a Buick car and its generator. | 19th Mar 1919 | Box 124 \ 3 scan0015 | |
| Registration of a second-hand Buick car obtained for experimental purposes. | 19th Mar 1919 | Box 124 \ 3 scan0016 | |
| Assessment of a newly acquired 1915 Buick car and a proposal to fit it with a different carburettor. | 19th Mar 1919 | Box 124 \ 3 scan0017 | |
| Acquisition of a Buick car for comparison, noting it has the wrong type of clutch for the intended experiments. | 24th Mar 1919 | Box 124 \ 3 scan0018 | |
| Letter from the Dayton Engineering Laboratories Co. (Delco) enclosing a wiring diagram for Buick Car 'DELCO' Equipment. | 26th Mar 1919 | Box 124 \ 3 scan0019 | |
| Letter to The Delco Electric Co. providing the model and generator numbers for a Buick car. | 24th Mar 1919 | Box 124 \ 3 scan0020 | |
| Wiring diagram for Buick Motor Company models D-44, D-45, D-46, and D-47. | 12th Oct 1941 | Box 124 \ 3 scan0021 | |
| Wiring diagram for Buick Motor Company Models D-34-35. | 12th Oct 1941 | Box 124 \ 3 scan0022 | |
| Electric system on a 'Buick' car and an attached photostat copy. | 1st Apr 1919 | Box 124 \ 3 scan0023 | |
| Order for two Dunlop Grooved tyres and tubes for a Buick car. | 7th Apr 1919 | Box 124 \ 3 scan0024 | |
| The particulars of a 'Buick' car for registration as an experimental vehicle. | 7th Apr 1919 | Box 124 \ 3 scan0025 | |
| Fitting a small 40/50 type R.R. Carburetter to a Buick car and the resulting performance improvements. | 16th Apr 1919 | Box 124 \ 3 scan0026 | |
| Specific vehicle components and observed issues with the hubs, pivots, and steering. | 16th Apr 1919 | Box 124 \ 3 scan0027 | |
| Returning an incorrect speedometer drive for a 'Buick' car and requesting a replacement. | 23th Apr 1919 | Box 124 \ 3 scan0028 | |
| Advantages and potential issues of a vacuum feed system for petrol supply. | 24th Apr 1919 | Box 124 \ 3 scan0029 | |
| The improvements of the 'Auto Vac' system and its comparison to the current pressure system. | 24th Apr 1919 | Box 124 \ 3 scan0030 | |
| Specification sheet for the lamps and electrical system on a Buick car. | 2nd May 1919 | Box 124 \ 3 scan0031 | |
| Order of various 6-volt lamps for a Buick car. | 3rd May 1919 | Box 124 \ 3 scan0032 | |
| The particulars and specifications of a Buick car. | 1st May 1919 | Box 124 \ 3 scan0033 | |
| Instruction sheet with a detailed drawing and specifications for a Buick piston. | 1st Jan 1919 | Box 124 \ 3 scan0034 | |
| Instructions sheet detailing engine specifications: inlet pipe bore, inlet and exhaust port diameters, and engine stroke and bore dimensions. | 13th Mar 1918 | Box 124 \ 3 scan0035 | |
| Instructions sheet detailing the specifications for Buick overhead valves. | 20th Jun 1917 | Box 124 \ 3 scan0036 | |
| Engine performance data (HP vs RPM), valve timing settings, and valve contour specifications. | 7th May 1919 | Box 124 \ 3 scan0037 | |
| Tests conducted on 'BUICK' car brakes. | 9th May 1919 | Box 124 \ 3 scan0038 | |
| Brake testing where prolonged use caused brake drums to become red hot and wooden wheel spokes to burn. | 9th May 1919 | Box 124 \ 3 scan0039 | |
| Confirming the receipt of various parts for experiments from multiple suppliers. | 17th May 1919 | Box 124 \ 3 scan0040 | |
| Instructions and test results for a vacuum fuel system on a Buick. | 13th Mar 1918 | Box 124 \ 3 scan0041 | |
| Request for a Buick car to be sent, with specific instructions regarding its tyres and rims. | 20th May 1919 | Box 124 \ 3 scan0042 | |
| Short memo regarding the delivery of a Buick car with newly fitted tyres. | 22th May 1919 | Box 124 \ 3 scan0043 | |
| Copy of a telegram to Mr. Royce regarding a delayed Buick car. | 26th May 1919 | Box 124 \ 3 scan0044 | |
| Confirming the receipt of materials including electrical steel, white metal, bulbs and bearings from various suppliers. | 3rd Jun 1919 | Box 124 \ 3 scan0045 | |
| To the Order Office detailing the receipt of springs, bulbs, and worm wheels from various suppliers for experiments and orders. | 4th Jun 1919 | Box 124 \ 3 scan0046 | |
| Pros and cons of adopting an earthed electrical wiring system, similar to a Buick, versus a complete insulated circuit. | 9th Jun 1919 | Box 124 \ 3 scan0047 | |
| Substituting earth connections with a double wiring system, particularly for ship work, due to high voltage and sea water exposure. | 9th Jun 1919 | Box 124 \ 3 scan0048 | |
| Short memo to Mr. Hives regarding the completion of work on a Buick car. | 11th Jun 1919 | Box 124 \ 3 scan0049 | |
| Confirming that Mr. Royce has taken possession of a Buick car for evaluation. | 12th Jun 1919 | Box 124 \ 3 scan0050 | |
| Packard Bijur dynamo and issues with a Buick dynamo, a faulty battery, and engine starting dangers. | 2nd Jul 1919 | Box 124 \ 3 scan0051 | |
| Availability and dimensions of a suitable battery for a Buick car. | 23th Jul 1919 | Box 124 \ 3 scan0052 | |
| Telegram requesting a six-volt Exide battery for a Buick, referencing a previous communication. | 24th Jul 1919 | Box 124 \ 3 scan0053 | |
| Letter to The Chloride Elec: Storage Co. requesting a 6-volt battery with specific dimensions for Mr. Royce. | 24th Jul 1919 | Box 124 \ 3 scan0054 | |
| Design and safety features of an electric starter, ensuring it only operates when the car is in neutral. | 23th Jul 1919 | Box 124 \ 3 scan0055 | |
| Letter from a supplier regarding the specifications and availability of a 6-volt battery. | 25th Jul 1919 | Box 124 \ 3 scan0056 | |
| Confirming the dispatch of a suitable battery for a Buick car from the Chloride Co. | 25th Jul 1919 | Box 124 \ 3 scan0057 | |
| Copy of a telegram sent to Chloride Elec: Storage Co Ltd approving a proposed battery. | 26th Jul 1919 | Box 124 \ 3 scan0058 | |
| Letter from The Chloride Electrical Storage Co Ltd confirming an order for a 6-volt battery and BXE.5 cells. | 28th Jul 1919 | Box 124 \ 3 scan0059 | |
| To Mr. Chatwin requesting a 'Buick' battery be sent to the Experimental Shed upon its arrival. | 19th Aug 1919 | Box 124 \ 3 scan0060 | |
| Extract of a memo regarding the examination of a failed 'Buick' battery. | 9th Aug 1919 | Box 124 \ 3 scan0061 | |
| The failure of a 'Buick' battery and a suggestion for further testing before it is cut open. | 9th Aug 1919 | Box 124 \ 3 scan0062 | |
| Recommending Castrol lubricating oil to address piston knocks and discussing its cost-effectiveness and performance. | 9th Sep 1919 | Box 124 \ 3 scan0063 | |
| The despatch of a Buick battery. | 8th Sep 1919 | Box 124 \ 3 scan0064 | |
| EFC to Mr. Chatwin regarding the status of a Buick Battery. | 8th Sep 1919 | Box 124 \ 3 scan0065 | |
| To the Experimental Drawing Office confirming the receipt of a Buick Battery and its handover to Mr. Hives. | 12th Sep 1919 | Box 124 \ 3 scan0066 | |
| Car for the London office and a proposal to swap their Buick for the old Tourist Trophy car. | 18th Sep 1919 | Box 124 \ 3 scan0067 | |
| The dismantling and analysis of a faulty 'Buick' battery. | 25th Sep 1919 | Box 124 \ 3 scan0068 | |
| The discharge capacity test of Buick cells, listing results for three individual cells. | 30th Sep 1919 | Box 124 \ 3 scan0069 | |
| Request for a picture and information regarding the construction of a Buick steering box. | 15th Oct 1919 | Box 124 \ 3 scan0070 | |
| Instructions regarding the repair and capacity testing of a No.1 Buick Cell. | 24th Oct 1919 | Box 124 \ 3 scan0071 | |
| Testing, capacity, and failure analysis of a 'Buick' battery due to paste accumulation. | 17th Nov 1919 | Box 124 \ 3 scan0072 | |
| To Mr. Hives regarding the receipt of two dozen T.1 K.L.G. sparking plugs for Buick cars from Robinhood Engineering Co Ltd. | 28th Nov 1919 | Box 124 \ 3 scan0073 | |
| Letter to 'The Electrical Review' comparing coil versus magneto ignition, including a wiring diagram and operational description. | 12th Dec 1919 | Box 124 \ 3 scan0074 | |
| Page from 'The Electrical Review' journal discussing the economics of electricity supply versus gas and London wiremen's wage negotiations. | 12th Dec 1919 | Box 124 \ 3 scan0075 | |
| Continuation of a discussion on the benefits of coil ignition and electric lighting compared to magneto ignition. | 12th Dec 1919 | Box 124 \ 3 scan0076 | |
| Request to order two new tubes for a Buick car, specifying the size and delivery requirements. | 17th Dec 1919 | Box 124 \ 3 scan0077 | |
| Hand-drawn sketch with annotations for a valve assembly modification. | 5th Jan 1920 | Box 124 \ 3 scan0078 | |
| Failure of 'Buick' exhaust valves and a request for manufacturing replacements. | 5th Jan 1920 | Box 124 \ 3 scan0079 | |
| Confirming receipt of two tubes for a 'Buick' car, noting that they are to be charged to the firm. | 20th Jan 1920 | Box 124 \ 3 scan0080 | |
| Performance and testing of low tension contact points, comparing tungsten and platinum types. | 28th Jun 1920 | Box 124 \ 3 scan0081 | |
| The failure of a 'Buick' battery due to buckled plates and the subsequent repair. | 22th Jul 1920 | Box 124 \ 3 scan0082 | |
| From E. to EFC detailing Mr. Royce's thoughts on battery assembly and sealing. | 22th Jul 1920 | Box 124 \ 3 scan0083 | |
| Letter to a battery supplier regarding cell failures in a 'Buick' car and requesting confirmation of improvements. | 7th Aug 1920 | Box 124 \ 3 scan0084 | |
| Clarifying the direction of buckled positive plates on a 'Buick' accumulator. | 4th Aug 1920 | Box 124 \ 3 scan0085 | |
| The failure of Exide accumulators, focusing on plate buckling, and proposing improvements for sealing. | 2nd Aug 1920 | Box 124 \ 3 scan0086 | |
| Letter from The Chloride Electrical Storage Co. Ltd. regarding a battery failure and planned design modifications. | 11th Aug 1920 | Box 124 \ 3 scan0087 | |
| Page 2 of a letter from The Chloride Electrical Storage Co. Ltd. comparing bolted and burned-up connections. | 19th Jul 1917 | Box 124 \ 3 scan0088 | |
| Correspondence regarding failures and modifications of a Chloride 3 BXE 5 battery on a 'Buick' car. | 14th Aug 1920 | Box 124 \ 3 scan0089 | |
| Letter discussing the issue of batteries running down on post-war cars and the inadequacy of the generator. | 23th Oct 1920 | Box 124 \ 3 scan0090 | |
| Letter from Rolls-Royce of America requesting information about generators to replace faulty Lucas units. | 23th Oct 1920 | Box 124 \ 3 scan0091 | |
| Extract discussing two efficient methods for dimming headlights, either by series connection or by using auxiliary bulbs. | 6th Nov 1920 | Box 124 \ 3 scan0092 | |
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