| Description | Date | Identifier | |
| Outstanding payment for a Phantom III Engine Unit supplied to E.R. Hall, Esq. | 10th Nov 1939 | Box 90a \ 5 Scan005 | |
| Immediate payment of an account for a Mr. Hall. | 13th Nov 1939 | Box 90a \ 5 Scan006 | |
| Cover note for an attached letter from Mr. Dyer regarding E.R. Hall's car, and the corresponding reply. | 14th May 1940 | Box 90a \ 5 Scan007 | |
| List of names with associated notes and calculations. | 14th May 1940 | Box 90a \ 5 Scan008 | |
| Memo listing project names, test details, and associated reference numbers. | 22th Jun 1940 | Box 90a \ 5 Scan009 | |
| Letter clarifying a misunderstanding regarding a request for experimental parts. | 22th Jun 1940 | Box 90a \ 5 Scan010 | |
| Letter about a dispute over car parts and a cancelled agreement for a chassis rebuild. | 22th Jun 1940 | Box 90a \ 5 Scan011 | |
| List of Bentley motor racing successes from 1922 to 1929. | 22th Jun 1940 | Box 90a \ 5 Scan012 | |
| Summary of Bentley's motor racing successes in 1929. | 22th Jun 1940 | Box 90a \ 5 Scan013 | |
| The sale of two engines, a Phantom III and a Wraith, to E.R. Hall. | 22th Jul 1941 | Box 90a \ 5 Scan014 | |
| Sale and proposed buy-back of a Phantom III and a Wraith engine from Mr. E.R. Hall. | 22th Jul 1941 | Box 90a \ 5 Scan015 | |
| Proposal from Mr. E.R. Hall to sell back a Phantom lll and a Wraith engine. | 19th Jul 1941 | Box 90a \ 5 Scan016 | |
| Customer's account dispute over charges for experimental parts and the return of two engines. | 23th Sep 1941 | Box 90a \ 5 Scan017 | |
| Financial misunderstanding over a Phantom III engine intended for experimental boat conversion. | 1st Oct 1941 | Box 90a \ 5 Scan018 | |
| Negotiations over a T.T. Chassis, boat engines, and a Phantom III engine. | 1st Oct 1941 | Box 90a \ 5 Scan019 | |
| Internal memorandum discussing business arrangements with E.R. Hall and the status of Phantom III and 25/30 HP engines. | 6th Oct 1941 | Box 90a \ 5 Scan020 | |
| From Rm. to C. London denying any commitment to take back E.R. Hall's Phantom III engine. | 8th Oct 1941 | Box 90a \ 5 Scan021 | |
| Sale and potential repurchase of Phantom & Wraith engines from Mr. Hall. | 13th Oct 1941 | Box 90a \ 5 Scan022 | |
| Proposal to negotiate for an engine and money due to a shortage of Phantom III spares. | 20th Oct 1941 | Box 90a \ 5 Scan023 | |
| Customers for Phantom III and 25-30 models and a decision to buy something back. | 20th Oct 1941 | Box 90a \ 5 Scan024 | |
| Results from the Shelsley Walsh Hill Climb for the years 1934, 1935, and 1936. | 15th Sep 1936 | Box 90a \ 5 Scan025 | |
| Results summary for the Tourist Trophy races from 1934, 1935, and 1936. | 11th Sep 1936 | Box 90a \ 5 Scan026 | |
| Summary of results from the Shelsley Walsh Hill Climb for the years 1934, 1935, and 1936. | 15th Sep 1936 | Box 90a \ 5 Scan027 | |
| Results and timings for the Tourist Trophy Races from 1934 to 1936. | 11th Sep 1936 | Box 90a \ 5 Scan028 | |
| Summary of results from the Shelsley Walsh Hill Climb events for 1934, 1935, and 1936. | 11th Sep 1936 | Box 90a \ 5 Scan029 | |
| Results from the Shelsley Walsh Hill Climb events for 1934, 1935, and 1936. | 11th Sep 1936 | Box 90a \ 5 Scan030 | |
| List of previous winners of the Tourist Trophy Race from 1905 to 1936. | 11th Sep 1936 | Box 90a \ 5 Scan031 | |
| Results and analysis of the Tourist Trophy Races from 1934 to 1936. | 11th Sep 1936 | Box 90a \ 5 Scan032 | |
| Summary of Tourist Trophy race results from 1934, 1935, and 1936. | 11th Sep 1936 | Box 90a \ 5 Scan033 | |
| List of previous winners of the Tourist Trophy Race from 1905 to 1936. | 11th Sep 1936 | Box 90a \ 5 Scan034 | |
| Results and winners for the Shelsley Walsh Hill Climb events from 1934 to 1936. | 11th Sep 1936 | Box 90a \ 5 Scan035 | |
| Results summary sheet for the Tourist Trophy Races from 1934 to 1936. | 11th Sep 1936 | Box 90a \ 5 Scan036 | |
| List of previous winners of the Tourist Trophy Race from 1905 to 1936. | 11th Sep 1936 | Box 90a \ 5 Scan037 | |
| E.R. Hall's Bentley, focusing on the 1936 race performance and comparison with previous years. | 11th Sep 1936 | Box 90a \ 5 Scan038 | |
| Compilation of vehicle specifications and race performance data for various marques, including Bentley, De La Haye and BMW. | 1st Aug 1959 | Box 90a \ 5 Scan039 | |
| List of previous winners for the Tourist Trophy Race for the years 1928 and 1929. | 1st Aug 1959 | Box 90a \ 5 Scan040 | |
| List of previous winners of the Tourist Trophy Race, held in the Isle of Man (1905-1922) and Ards Circuit, Ulster (1928-1936). | 1st Aug 1959 | Box 90a \ 5 Scan041 | |
| Telegram received by telephone requesting the delivery of a Jaguar to Shotton Summers. | 2nd Jul 1936 | Box 90a \ 6 Scan001 | |
| Travel booking confirmation from Thos. Cook & Son for three cabins on a steamer to Belfast for the T.T. Races. | 2nd Jul 1936 | Box 90a \ 6 Scan002 | |
| Photographs of Bugatti and Talbot cars from the Grand Prix at Montlhéry. | 3rd Jul 1936 | Box 90a \ 6 Scan003 | |
| French newspaper report from 'L'Intran Sportif' on the Grand Prix de la Marne automobile race. | 6th Jul 1936 | Box 90a \ 6 Scan004 | |
| Page from the French newspaper 'L'Intransigeant' detailing the '6 heures d'Angers' air race and other news. | 5th Jul 1936 | Box 90a \ 6 Scan005 | |
| Letter to J.R. Engineering Co. regarding modifications to an Ulster Bentley, including tank capacity and a shock absorber joint pin. | 4th Jul 1936 | Box 90a \ 6 Scan008 | |
| Sheet 2 of a letter regarding modifications for studs, wings, and exhaust pipes, and returning T.T. regulations. | 7th Jul 1936 | Box 90a \ 6 Scan009 | |
| Letter from The Royal Automobile Club arranging a visit to the Derby works to discuss E.R. Hall's Bentley for the 1936 Tourist Trophy Race. | 7th Jul 1936 | Box 90a \ 6 Scan010 | |
| Letter to M. Hudlass of The Royal Automobile Club arranging a meeting to discuss the 1936 Tourist Trophy race. | 9th Jul 1936 | Box 90a \ 6 Scan011 | |
| The supply of studs to Mr. Ridlington of the J.R. Engineering Co. | 10th Jul 1936 | Box 90a \ 6 Scan012 | |
| Letter to J.R. Engineering Co. Ltd. confirming studs are being prepared for despatch. | 10th Jul 1936 | Box 90a \ 6 Scan013 | |
| Album page showing two photographs of vintage Simca-Fiat racing cars at a track event. | 13th Jul 1936 | Box 90a \ 6 Scan014 | |
| Preparation of a Bentley for the 1936 Tourist Trophy Race, including fuel, tyres, and aerodynamics. | 13th Jul 1936 | Box 90a \ 6 Scan015 | |
| The aerodynamic design and streamlining of car bodies for Le Mans and T.T. races, mentioning E.R. Hall's car and wind tunnel testing. | 13th Jul 1936 | Box 90a \ 6 Scan016 | |
| Letter discussing a Lagonda cylinder head and steering box ratios for T.T. regulations. | 14th Jul 1936 | Box 90a \ 6 Scan017 | |
| On hotel letterhead comparing the driving performance of a new Lagonda model. | 14th Jul 1936 | Box 90a \ 6 Scan018 | |
| Diagram of the combustion chamber side of the cylinder head with valves in position. | 14th Jul 1936 | Box 90a \ 6 Scan019 | |
| Illustration of a Lagonda 4 1/2 litre 4-seater Drop-head Coupe with a small cutaway diagram of the front. | 14th Jul 1936 | Box 90a \ 6 Scan020 | |
| Detailed specification sheet for a vehicle chassis, with handwritten annotations. | 16th Jul 1936 | Box 90a \ 6 Scan021 | |
| Letter to E.R. Hall discussing the performance of a car with a 1600 c.c. engine and enquiring about his Bugatti order. | 16th Jul 1936 | Box 90a \ 6 Scan022 | |
| Press clipping showing a photograph of the Adler-Trumpf record-breaking car. | 5th Sep 1936 | Box 90a \ 6 Scan023 | |
| Advertisement for a first-class trip to the R.A.C. Tourist Trophy Race in Belfast, organised by 'The Motor' magazine. | 5th Sep 1936 | Box 90a \ 6 Scan024 | |
| Letter from The Royal Automobile Club regarding engine modifications for the Tourist Trophy Race. | 20th Jul 1936 | Box 90a \ 6 Scan025 | |
| Tyre choices and petrol tank fitting for the 1936 Tourist Trophy Race car. | 21th Jul 1936 | Box 90a \ 6 Scan026 | |
| Letter from JR Engineering Company regarding blueprints for a petrol tank for Mr. Hall's car and an enquiry about the fitting date. | 21th Jul 1936 | Box 90a \ 6 Scan027 | |
| Preparations for the 1936 Tourist Trophy Race, including tyre choice, petrol tank delays, and a required cylinder head change. | 28th Jul 1936 | Box 90a \ 6 Scan028 | |
| Requesting an urgent update on when a tank will be fitted to Mr. Hall's car. | 28th Jul 1936 | Box 90a \ 6 Scan029 | |
| Short typed message to Sidgreaves about the completion of a tank for Hall. | 29th Jul 1936 | Box 90a \ 6 Scan030 | |
| Letter to J.R. Engineering Co. Ltd., regarding a delay in tank production for Mr. E.R. Hall's car. | 28th Jul 1936 | Box 90a \ 6 Scan031 | |
| Effect of a large capacity fuel tank on the S.U. petrol pump for an Ulster Bentley. | 28th Jul 1936 | Box 90a \ 6 Scan032 | |
| The car for the 1936 Tourist Trophy Race. | 29th Jul 1936 | Box 90a \ 6 Scan033 | |
| Letter to E.R. Hall confirming a telegram and explaining delays in fitting a petrol tank. | 29th Jul 1936 | Box 90a \ 6 Scan034 | |
| Telex requesting a detailed drawing for tank unit fixings. | 30th Jul 1936 | Box 90a \ 6 Scan035 | |
| Letter from S. Smith & Sons confirming a drawing of Tank Unit Fixing 30519 was posted. | 31th Jul 1936 | Box 90a \ 6 Scan036 | |
| Letter from S. Smith & Sons enclosing prints for later type tank units. | 31th Jul 1936 | Box 90a \ 6 Scan037 | |
| Letter to Mr. Robotham enclosing information on a new fuel, despite a decision to use Ethyl. | 3rd Aug 1936 | Box 90a \ 6 Scan038 | |
| Letter requesting details about an accident involving vehicle B.G.O. 387 for an insurance company. | 4th Aug 1936 | Box 90a \ 6 Scan039 | |
| Requesting the tester's name and the date of an accident. | 25th May 1936 | Box 90a \ 6 Scan040 | |
| Report detailing an accident involving E.R. Hall's car. | 25th May 1936 | Box 90a \ 6 Scan041 | |
| Letter to E.R. Hall regarding a missing vent on a 48 Gallon petrol tank, which requires rework. | 4th Aug 1936 | Box 90a \ 6 Scan042 | |
| Specification for an expansion box to be fitted to E.R. Hall's car to comply with R.A.C. regulations. | 5th Aug 1936 | Box 90a \ 6 Scan043 | |
| Chart showing average speeds required to equal handicap for the 1936 International Tourist Trophy Race in Ulster. | 1st Jan 1936 | Box 90a \ 6 Scan044 | |
| Stamped by the Print Room in Derby. | 17th Aug 1936 | Box 90a \ 6 Scan045 | |
| Letter requesting the creation of a 'Speedoto Equal Handicap' graph for the 1936 T.T. race. | 6th Aug 1936 | Box 90a \ 6 Scan046 | |
| Requesting an item by the end of the following week, signed by Frank Hall. | 7th Aug 1936 | Box 90a \ 6 Scan047 | |
| Letter to Mrs. E.R. Hall regarding fuel types, an accident, and the French Grand Prix. | 7th Aug 1936 | Box 90a \ 6 Scan048 | |
| Accident report for vehicle BGO - 387. | 25th May 1936 | Box 90a \ 6 Scan049 | |
| Extract from a letter concerning fuel regulations and car performance at the French Grand Prix. | 6th Aug 1936 | Box 90a \ 6 Scan050 | |
| Modifications and procedures for E.R. Hall's 1936 Tourist Trophy race car. | 7th Aug 1936 | Box 90a \ 6 Scan051 | |
| The need to bump test a T.T. petrol tank for a Bentley car. | 7th Aug 1936 | Box 90a \ 6 Scan052 | |
| Letter to the Royal Automobile Club to reserve six seats opposite the Bentley pits in the Rolls-Royce Grand Stand at Belfast. | 8th Aug 1936 | Box 90a \ 6 Scan053 | |
| Letter from the Royal Automobile Club regarding seats for the Tourist Trophy Race. | 11th Aug 1936 | Box 90a \ 6 Scan054 | |
| Letter from India Tyre & Rubber Company regarding tyre selection for Mr. Hall's Bentley for the Ulster T.T. race. | 11th Aug 1936 | Box 90a \ 6 Scan055 | |
| Letter discussing tyre sizes, wheel balancing, and gear ratios for a vehicle. | 11th Aug 1936 | Box 90a \ 6 Scan056 | |
| Letter to W. A. Robotham discussing delays to 6.00/17 tyre tests and a requested replacement part. | 11th Aug 1936 | Box 90a \ 6 Scan057 | |
| Request for the manufacture of four ignition governor springs for an E.R. Hall T.T. Bentley Engine. | 11th Aug 1936 | Box 90a \ 6 Scan058 | |
| Programme update for high-power cylinder head development and testing on a Bentley T.T. | 11th Aug 1936 | Box 90a \ 6 Scan059 | |
| Letter from a travel agency confirming the dispatch of six inclusive tickets for a motor trip to Belfast for the T.T. Races. | 13th Aug 1936 | Box 90a \ 6 Scan060 | |
| Letter to The Royal Automobile Club requesting the reservation of four seats and enclosing a cheque for £5. | 13th Aug 1936 | Box 90a \ 6 Scan061 | |
| Order form from Thos. Cook & Son for six sets of tickets from Manchester to Belfast for the T.T. Races. | 13th Aug 1936 | Box 90a \ 6 Scan062 | |
| Letter from the Royal Automobile Club regarding the measurement of an engine for a records claim by G.E.T. Eyston. | 17th Aug 1936 | Box 90a \ 6 Scan063 | |
| Letter to The Royal Automobile Club requesting race passes for four officials. | 18th Aug 1936 | Box 90a \ 6 Scan064 | |
| Letter to the Royal Automobile Club regarding the whereabouts of Mr. G.E.T. Eyston's car. | 18th Aug 1936 | Box 90a \ 6 Scan065 | |
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