| Description | Date | Identifier | |
| Page 2 of a report detailing engine performance tests, including power curves, valve timings, and fuel used. | 17th Sep 1936 | Box 133 \ 1 scan0106 | |
| Report page detailing engine test results, including valve timings, cylinder head comparisons, and detonation curves. | 17th Sep 1936 | Box 133 \ 1 scan0107 | |
| Report page detailing engine performance tests, including power curves, detonation, and fuel consumption under various conditions. | 17th Sep 1936 | Box 133 \ 1 scan0108 | |
| Motoring loss curve tests under various engine component configurations. | 17th Sep 1936 | Box 133 \ 1 scan0109 | |
| Engine power analysis for naturally aspirated running, detailing the effects of valve timing and pipe lengths. | 17th Sep 1936 | Box 133 \ 1 scan0110 | |
| Engine detonation characteristics, air consumption, and motoring losses. | 17th Sep 1936 | Box 133 \ 1 scan0111 | |
| Analysis of engine testing methodologies, comparing Rudge and Bentley engines, and investigating anomalies like vibration and friction losses. | 17th Sep 1936 | Box 133 \ 1 scan0112 | |
| Comparison of Rudge and Bentley engine features and performance, including notes on supercharged running tests. | 17th Sep 1936 | Box 133 \ 1 scan0113 | |
| Analysis of temperature distribution and performance curves for an air-cooled cylinder unit. | 17th Sep 1936 | Box 133 \ 1 scan0114 | |
| Analysis of cylinder head temperatures and engine detonation characteristics under supercharged conditions. | 17th Sep 1936 | Box 133 \ 1 scan0115 | |
| The performance of a water-cooled unit, detailing issues and comparing temperatures to an air-cooled version. | 17th Sep 1936 | Box 133 \ 1 scan0116 | |
| Analysis of cylinder head temperatures and a performance comparison with Bentley and Rudge designs. | 17th Sep 1936 | Box 133 \ 1 scan0117 | |
| Comparative analysis of engine performance metrics (BMEP, RPM) for different inlet valve and camshaft configurations. | 17th Sep 1936 | Box 133 \ 1 scan0118 | |
| Engine performance issues including vibration, slow running, oil temperature, and water circulation. | 17th Sep 1936 | Box 133 \ 1 scan0119 | |
| Mechanical failures encountered during testing of a 500 c.c. 'Ulster' Rudge unit. | 17th Sep 1936 | Box 133 \ 1 scan0120 | |
| Comparison table of constructional details for Rudge, Standard Bentley, and HP single/twin inlet engines. | 17th Sep 1936 | Box 133 \ 1 scan0121 | |
| List of major spares for a 500 c.c. Rudge Unit, with remarks on condition and cost. | 18th Sep 1936 | Box 133 \ 1 scan0122 | |
| List of major spares in possession for a 500 c.c. Rudge Unit. | 18th Sep 1936 | Box 133 \ 1 scan0123 | |
| Invoice from Rudge Whitworth Ltd. for dismantling flywheels and confirming collection. | 22th Sep 1936 | Box 133 \ 1 scan0124 | |
| Letter to Rudge-Whitworth Co. Ltd. about the disposal of parts from a unit after experimentation. | 24th Sep 1936 | Box 133 \ 1 scan0125 | |
| To book in parts collected from Rudge-Whitworth's. | 26th Sep 1936 | Box 133 \ 1 scan0126 | |
| Internal order request for rubber tubing for a single cylinder chassis unit. | 16th Oct 1936 | Box 133 \ 1 scan0127 | |
| Request to manufacture an adaptor for a Chassis Single Cylinder Unit. | 19th Oct 1936 | Box 133 \ 1 scan0128 | |
| Request to manufacture a top half crankcase for a single-cylinder unit in cast iron instead of the current aluminium. | 21th Oct 1936 | Box 133 \ 1 scan0129 | |
| Modifications to the Phantom III oil pressure filters to address sludging. | 26th Oct 1936 | Box 133 \ 1 scan0130 | |
| Modifications to the Air Flow Rig No. 2c Bed. | 26th Oct 1936 | Box 133 \ 1 scan0131 | |
| Potential relocation of the Bentley Single Cylinder Unit equipment to the old garage. | 28th Oct 1936 | Box 133 \ 1 scan0132 | |
| From Sg. to Rm. suggesting a meeting to discuss repairs for a smashed Overhead Camshaft Bentley engine. | 30th Oct 1936 | Box 133 \ 1 scan0133 | |
| Outlining the proposed development programme and parts required for the Chassis Universal Unit. | 30th Oct 1936 | Box 133 \ 1 scan0134 | |
| Heating system and equipment for the No. 2 Test House. | 16th Nov 1936 | Box 133 \ 1 scan0135 | |
| Hold-up on a valve rig for 2.c.Bed and a request for a scheme. | 24th Nov 1936 | Box 133 \ 1 scan0136 | |
| Letter to Rudge Whitworth Ltd. concerning alum. bronze castings and enclosing a final engine report. | 27th Nov 1936 | Box 133 \ 1 scan0137 | |
| Request to arrange for the fitting of a coolant jet to a cylinder block for a high power head. | 3rd Dec 1936 | Box 133 \ 1 scan0138 | |
| Detailed programme of work and tests to be carried out on a single cylinder chassis unit. | 4th Dec 1936 | Box 133 \ 1 scan0139 | |
| List of engine performance and detonation tests with associated shop instructions. | 4th Dec 1936 | Box 133 \ 1 scan0140 | |
| List of planned engine performance and tuning tests. | 7th Dec 1936 | Box 133 \ 1 scan0141 | |
| Drawing detailing the throat areas and cross-sections of high-power supercharger heads. | 7th Dec 1936 | Box 133 \ 1 scan0142 | |
| Utility of a valve rig and proposing adaptable test setups for Bentley and Spectre units on a No.2.C. bed. | 11th Dec 1936 | Box 133 \ 1 scan0143 | |
| Internal order request for six Tecalemit oil cleaner elements. | 18th Dec 1936 | Box 133 \ 1 scan0144 | |
| Out of true flywheel coupling piece and the urgent replacement of a dangerous coupling shaft on a S/C Bentley. | 11th Dec 1936 | Box 133 \ 1 scan0145 | |
| Requesting the manufacture of a carburetter intake pipe, an induction pipe, and two tachometer drives. | 14th Dec 1936 | Box 133 \ 1 scan0146 | |
| Sending prints for fittings and a modified top washer to test a new method for a valve lift indicator on a Bentley engine. | 17th Dec 1936 | Box 133 \ 1 scan0147 | |
| Detailed programme of work to be carried out on the single cylinder chassis unit. | 22th Dec 1936 | Box 133 \ 1 scan0148 | |
| Test schedule detailing engine modifications and performance checks on carburetors, cylinder heads, and ignition systems. | 22th Dec 1936 | Box 133 \ 1 scan0149 | |
| Schedule of engine performance and component tests, numbers 29 to 35. | 29th Dec 1936 | Box 133 \ 1 scan0150 | |
| Requesting the rebuild of an S/C Bentley unit with specific modifications. | 29th Dec 1936 | Box 133 \ 1 scan0151 | |
| Approximate summary programme of work to be done on the Chassis S/C unit over the next few weeks. | 29th Dec 1936 | Box 133 \ 1 scan0152 | |
| Work schedule for the modification and testing of an aluminum cylinder head. | 5th Jan 1937 | Box 133 \ 1 scan0153 | |
| Urgent follow-up memo requesting the fitting of a new coupling shaft to an S/C Chassis Unit. | 5th Jan 1937 | Box 133 \ 1 scan0154 | |
| Description of a motoring rig and valve lift indicator, including parts and fitting instructions for various models. | 15th Jan 1937 | Box 133 \ 1 scan0155 | |
| List of prints for various component parts and modifications. | 15th Jan 1937 | Box 133 \ 1 scan0156 | |
| Chasing the urgent completion of a new coupling shaft for the S/C Chassis Unit, which is causing delays. | 20th Jan 1937 | Box 133 \ 1 scan0157 | |
| Overhaul of a used chassis unit's top half to serve as a spare. | 22th Jan 1937 | Box 133 \ 1 scan0158 | |
| Requesting to expedite the preparation of parts for the Valve Gear Rig to minimize downtime. | 25th Jan 1937 | Box 133 \ 1 scan0159 | |
| Request to the Pattern Shop for 4 racks to store bearings for an experimental chassis unit test. | 26th Jan 1937 | Box 133 \ 1 scan0160 | |
| Request to manufacture parts for compression tests on an O.H.C. Bentley. | 3rd Feb 1937 | Box 133 \ 1 scan0161 | |
| Letter to Laurence Scott & Electromotors Ltd. regarding proposals for modifying a 40 HP Dynamometer. | 15th Feb 1937 | Box 133 \ 1 scan0162 | |
| Outlining the benefits of equipment modifications for improved engine tuning, accuracy, and sensitivity. | 5th Feb 1937 | Box 133 \ 1 scan0163 | |
| Work programme and schedule of tests for an S/C Chassis Unit, specifically a standard Bentley Unit. | 5th Feb 1937 | Box 133 \ 1 scan0164 | |
| Authorising the modification of High Power Head No.2 following the completion of tests. | 20th Feb 1937 | Box 133 \ 1 scan0165 | |
| Work programme for a supercharged chassis unit, detailing running times and a schedule of modifications and tests. | 22th Feb 1937 | Box 133 \ 1 scan0166 | |
| List of outstanding spares and a required chassis modification. | 22th Feb 1937 | Box 133 \ 1 scan0167 | |
| Internal request to place an official order for six corrujoint washers. | 22th Feb 1937 | Box 133 \ 1 scan0168 | |
| Letter to a supplier regarding an urgent order for corrujoint washers, enclosing a drawing. | 22th Feb 1937 | Box 133 \ 1 scan0169 | |
| Letter to The Corrugated Packing & Sheet Metal Co. Ltd. enclosing a previously omitted print, EB.1999. | 23th Feb 1937 | Box 133 \ 1 scan0170 | |
| Work programme and list of outstanding spares for an S/C Chassis Unit. | 1st Mar 1937 | Box 133 \ 1 scan0171 | |
| Re-conditioned item being urgently required to prevent a potential hold-up. | 1st Mar 1937 | Box 133 \ 1 scan0172 | |
| Transfer of a single cylinder Bentley unit to test bed No.2.A. | 5th Mar 1937 | Box 133 \ 1 scan0173 | |
| Confirming the delivery and installation of a machine for cutting plaster casts of cylinder heads. | 5th Mar 1937 | Box 133 \ 1 scan0174 | |
| Requesting updated specifications for modifications made to an S/C Chassis Unit. | 8th Mar 1937 | Box 133 \ 1 scan0175 | |
| Work programme and status update for a chassis unit, detailing running times, upcoming tests, and outstanding parts. | 9th Mar 1937 | Box 133 \ 1 scan0176 | |
| Work schedule and parts request for a Chassis S/C Unit. | 15th Mar 1937 | Box 133 \ 1 scan0177 | |
| Listing urgent spare parts and instructions for chassis modifications. | 24th Jan 1937 | Box 133 \ 1 scan0178 | |
| Detonation issues with uncooled valves, requesting high priority for the creation of cooled exhaust valves for a single-cylinder unit. | 17th Mar 1937 | Box 133 \ 1 scan0179 | |
| Urgent internal order request for six C. and A. gaskets. | 19th Mar 1937 | Box 133 \ 1 scan0180 | |
| Running and fitting times for the Chassis S/C. Unit for the week ending 20th March 1937. | 22th Mar 1937 | Box 133 \ 1 scan0181 | |
| Internal request to place an official order for three corrujoint washers from The Southwark Manufacturing Co. Ltd. | 22th Mar 1937 | Box 133 \ 1 scan0182 | |
| Letter to a supplier regarding a design modification for an order of corrujoint washers. | 22th Mar 1937 | Box 133 \ 1 scan0183 | |
| Chassis S/C unit's status, running time, and required spare parts. | 5th Apr 1937 | Box 133 \ 1 scan0184 | |
| Suggesting the indicator mechanism for the valve gear rig be made and tested early. | 13th Apr 1937 | Box 133 \ 1 scan0185 | |
| Work programme for a supercharged chassis unit, detailing tests on various joints and a list of instructed spare parts. | 13th Apr 1937 | Box 133 \ 1 scan0186 | |
| Instructions regarding the assembly and parts required for a valve gear test rig. | 13th Apr 1937 | Box 133 \ 1 scan0187 | |
| Work program and progress report for the Chassis S/C Unit for the week ending 17th April 1937. | 20th Apr 1937 | Box 133 \ 1 scan0188 | |
| Request to complete a rig using a Bentley crankcase, referencing specific scheme numbers. | 20th Apr 1937 | Box 133 \ 1 scan0189 | |
| Requesting the urgent setup of a valve gear rig for coupling tests on Phantom III and Bentley components. | 20th Apr 1937 | Box 133 \ 1 scan0190 | |
| Work programme for a Chassis S/C Unit, involving testing of various engine components. | 23th Apr 1937 | Box 133 \ 1 scan0191 | |
| Scheme to install a water brake on the No.2a test bed to free up an electric motor. | 26th Apr 1937 | Box 133 \ 1 scan0192 | |
| Work schedule and status report for the Chassis S/C Unit, listing tasks, tests, and outstanding spares. | 27th Apr 1937 | Box 133 \ 1 scan0193 | |
| Work programme for a Chassis S/C Unit, detailing component fitting and testing schedules due to a delay. | 3rd May 1937 | Box 133 \ 1 scan0194 | |
| Work schedule for fitting and testing different engine heads and valves. | 5th May 1937 | Box 133 \ 1 scan0195 | |
| Modifications and testing of a Chassis S/C Unit. | 5th May 1937 | Box 133 \ 1 scan0196 | |
| Request for plaster of Paris for use on the sectional machine for cylinder head tests. | 5th May 1937 | Box 133 \ 1 scan0197 | |
| The running times, work programme, and outstanding spares for the Chassis S/C Unit. | 10th May 1937 | Box 133 \ 1 scan0198 | |
| Specifications and comparisons for various 8-cylinder engine configurations. | 13th May 1937 | Box 133 \ 1 scan0199 | |
| The investigation of friction losses in 3.5 litre and 4.25 litre Bentley engines. | 13th May 1937 | Box 133 \ 1 scan0200 | |
| Page 2 of a report analysing engine efficiency, chromium plated bores, and losses in silencer and induction systems. | 13th May 1937 | Box 133 \ 1 scan0201 | |
| Analysis of engine component losses including pumping, tappets, and piston rings for 3.5 and 4.25 litre units. | 13th May 1937 | Box 133 \ 1 scan0202 | |
| Comparison of power losses in pistons, connecting rods, and water pumps for 3½ and 4¼ litre engines. | 13th May 1937 | Box 133 \ 1 scan0203 | |
| Comparison of L.HP figures and discussion of mechanical efficiency for 3.5 and 4.25 litre engines. | 13th May 1937 | Box 133 \ 1 scan0204 | |
| Engine breathing, valve timing, and potential efficiency gains without deteriorating quality. | 13th May 1937 | Box 133 \ 1 scan0205 | |
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