| Description | Date | Identifier | |
| Summarizing speed tests at Brooklands related to developments in the Phantom II engine. | 16th Mar 1932 | Box 179 \ 3 img073 | |
| Comparative high-speed performance tests of Phantom II cars conducted at Brooklands. | 10th Mar 1932 | Box 179 \ 3 img074 | |
| Page 2 of a memo on the performance benefits of fitting S.U. carburetters, noting increased acceleration at high speeds. | 1st Jan 1934 | Box 179 \ 3 img075 | |
| Performance comparison of different car configurations, showing flying half-mile and lap speeds at Brooklands Track. | 10th Mar 1932 | Box 179 \ 3 img076 | |
| Blueprint graph of car acceleration performance tests for the 27EX model, conducted at Brooklands. | 10th Mar 1932 | Box 179 \ 3 img077 | |
| Successful dynamometer test of the gearbox, noting oil loss and road performance. | 17th Mar 1932 | Box 179 \ 3 img078 | |
| Technical memorandum discussing the design of the iron core for an ignition coil. | 8th Mar 1932 | Box 179 \ 3 img079 | |
| 10-hour engine duration test detailing gear performance, power output, water cooling problems, and oil leaks. | 22th Mar 1932 | Box 179 \ 3 img080 | |
| Engine oil leaks, oil consumption, and water flow test results. | 18th Mar 1932 | Box 179 \ 3 img081 | |
| Engine cooling system performance and detonation during testing. | 12th Mar 1912 | Box 179 \ 3 img082 | |
| Graph plotting water flow in LBS/MIN against engine R.P.M. | 2nd Feb 1938 | Box 179 \ 3 img083 | |
| Tests of a Phantom II semi-expanding carburetter to improve 'snap opening' from idling to high speeds. | 19th Mar 1932 | Box 179 \ 3 img084 | |
| Technical memorandum discussing the advantages and disadvantages of different suction piston designs for carburetters. | 19th Mar 1932 | Box 179 \ 3 img085 | |
| Carburetter issues, particularly sticking air valves, and a specification for a new carburetter design. | 19th Mar 1932 | Box 179 \ 3 img086 | |
| List of modifications for a carburettor system, detailing changes to the venture, piston, jet, and diffuser. | 11th Dec 1912 | Box 179 \ 3 img087 | |
| Modifications to carburetter parts, dropping a hot spot, and experiences with S.U. carburetter air valves. | 19th Dec 1938 | Box 179 \ 3 img088 | |
| Blueprint for a modification to a piston, for an experimental carburettor. | 10th Mar 1907 | Box 179 \ 3 img089 | |
| Endurance test report for a Phantom II petrol pump, detailing issues with the tappet lever pivot pin. | 21th Mar 1932 | Box 179 \ 3 img090 | |
| The wear and tear of various engine components after testing, and subsequent repairs. | 1st Mar 1932 | Box 179 \ 3 img091 | |
| Wear analysis blueprint of a tappet lever from a petrol pump endurance test. | 17th Mar 1932 | Box 179 \ 3 img092 | |
| Arguing against mounting the chassis lighting switch on the steering column. | 22th Mar 1932 | Box 179 \ 3 img093 | |
| The simplicity of a Bosch switch and a recommendation for a new R.R. switchbox design. | 22th Mar 1932 | Box 179 \ 3 img094 | |
| Valve spring failures in service on Kestrel II S engines and the proposed solution. | 23th Mar 1932 | Box 179 \ 3 img095 | |
| The development running and type testing experience of high-speed valve springs on Kestrel engines. | 22th Mar 1932 | Box 179 \ 3 img096 | |
| Tests on the heat transfer to oil and the mechanical efficiency of a 20/25 Tank Engine. | 23th Mar 1932 | Box 179 \ 3 img097 | |
| The road test of the second Phantom II synchro-mesh gearbox. | 23th Mar 1932 | Box 179 \ 3 img098 | |
| Suitability of a Peregrine crankshaft for a supercharged engine, with reference to an Alfa Romeo crankshaft. | 24th Mar 1933 | Box 179 \ 3 img099 | |
| Confirming the completion of the J.3 chassis, pending the installation of the shock absorber control. | 24th Mar 1932 | Box 179 \ 3 img100 | |
| Schedule for fitting a new body to the J.3. Car chassis. | 24th Mar 1932 | Box 179 \ 3 img101 | |
| Summary of experimental work and complaints regarding 'Kestrel' aero engine cylinders. | 30th Mar 1932 | Box 179 \ 3 img102 | |
| Evaporatively cooled engine performance, focusing on leaky rubber joints, cylinder cracking and liner distortion. | 10th Mar 1932 | Box 179 \ 3 img103 | |
| Issues including cracking of cylinder castings and heads, and seized pistons due to liner distortion. | 30th Mar 1932 | Box 179 \ 3 img104 | |
| Kestrel engine cylinder issues, evaporative cooling failures, and future design considerations. | 30th Mar 1932 | Box 179 \ 3 img105 | |
| Test report comparing the 'Kestrel' two-piece cylinder construction with the standard version under various conditions. | 31th Mar 1932 | Box 179 \ 3 img106 | |
| Engine cooling issues due to boiling and steam pockets, with proposed solutions involving new cylinder head designs. | 31th Jan 1932 | Box 179 \ 3 img107 | |
| Blueprint detailing a cross-section of a component labelled 'Web B'. | 31th Jan 1932 | Box 179 \ 3 img108 | |
| Blueprint of a mechanical component featuring bearings, an oil lead, and various dimensions. | 31th Jan 1932 | Box 179 \ 3 img109 | |
| Blueprint detailing the dimensions and specifications of a crankshaft. | 31th Jan 1932 | Box 179 \ 3 img110 | |
| Blueprint cover page for details of an Alfa-Romeo, showing a dimension line. | 31th Jan 1932 | Box 179 \ 3 img111 | |
| Blueprint of a crankshaft section showing dimensions for 6 large end bearings. | 31th Jan 1932 | Box 179 \ 3 img112 | |
| Blueprint showing a cross-section on Web 'A' with dimensional callouts. | 31th Jan 1932 | Box 179 \ 3 img113 | |
| Blueprint showing dimensional measurements of a component. | 31th Jan 1932 | Box 179 \ 3 img114 | |
| Blueprint of a splined shaft component with dimensional annotations. | 31th Jan 1932 | Box 179 \ 3 img115 | |
| Blueprint of a component's profile with dimensional callouts. | 31th Jan 1932 | Box 179 \ 3 img116 | |
| Blueprint showing a cross-section of a machined component with various diameters and balance holes. | 31th Jan 1932 | Box 179 \ 3 img117 | |
| Blueprint showing component measurements at a 1/1 scale. | 31th Jan 1932 | Box 179 \ 3 img118 | |
| Blueprint showing sectional views and dimensions for a mechanical component. | 31th Jan 1932 | Box 179 \ 3 img119 | |
| Blank blue document, possibly a folder cover or an unused blueprint page. | 31th Jan 1932 | Box 179 \ 3 img120 | |
| Blueprint of a circular component with 26 equally spaced teeth. | 29th Feb 1932 | Box 179 \ 3 img121 | |
| Blueprint detailing a supercharger coupling, including a section view and an enlarged view of a tooth. | 29th Feb 1932 | Box 179 \ 3 img122 | |
| Report from March 1932 on a visit to the U.S.A., reviewing the American automobile industry and a road test of a 16 cylinder Cadillac. | 31th Mar 1932 | Box 179 \ 3 img123 | |
| Report comparing the performance and technical developments of American 12-cylinder cars. | 1st Mar 1932 | Box 179 \ 3 img124 | |
| Comparison of engine performance, taxation, and manufacturing methods with American competitors. | 31th Mar 1932 | Box 179 \ 3 img125 | |
| The manufacturing practices, supply chain, and economic state of the American automobile industry. | 31th Mar 1932 | Box 179 \ 3 img126 | |
| The general trend of automotive development, including competitor pricing, brakes, cooling, and steering systems. | 31th Mar 1932 | Box 179 \ 3 img127 | |
| Clutch operation, suspension systems, and developments in gearbox technology. | 31th Mar 1932 | Box 179 \ 3 img128 | |
| Developments in rubber usage, free-wheels, engine mountings, and fuel, with references to American manufacturers. | 31th Mar 1932 | Box 179 \ 3 img129 | |
| American automotive engineering trends including fuels, suspension, engines, and road conditions. | 31th Mar 1932 | Box 179 \ 3 img130 | |
| Analysis of American car market requirements, comparing American brands and discussing the viability of a single model for both US and UK markets. | 31th Mar 1932 | Box 179 \ 3 img131 | |
| Cut-away view diagram of a new muffler design for V-8, V-12, and V-16 engines. | 31th Mar 1932 | Box 179 \ 3 img132 | |
| Blueprint showing the tuning chamber on a V-8 exhaust tail pipe. | 2nd Apr 1932 | Box 179 \ 3 img133 | |
| Diagram illustrating a main shaft with low and second speed gears supported by tapered roller and ball bearings. | 2nd Apr 1932 | Box 179 \ 3 img134 | |
| Organizational chart detailing engineering personnel and suppliers for Oakland and Pontiac automobiles. | 2nd Apr 1932 | Box 179 \ 3 img135 | |
| Organizational chart of General Motors management and engineering departments. | 24th Mar 1932 | Box 179 \ 3 img136 | |
| Partial organizational chart of American automotive engineers and suppliers by specialty. | 24th Mar 1932 | Box 179 \ 3 img137 | |
| The testing of a Japan III starter motor, detailing issues with windings and proposing modifications to the armature. | 1st Apr 1932 | Box 179 \ 3 img138 | |
| Required modifications and observed issues with the J. 3. motor. | 1st Apr 1932 | Box 179 \ 3 img139 | |
| Experiments on a centrifugally loaded autofriction vibration damper and spring drive to address gear rattles and master period issues. | 1st Apr 1932 | Box 179 \ 3 img140 | |
| Conclusions on damping engine vibration periods and inertia torque. | 14th Apr 1931 | Box 179 \ 3 img141 | |
| The American aircraft industry concerning developments in two-row radial engines, ground boost, and the use of magnesium. | 1st Mar 1932 | Box 179 \ 3 img142 | |
| American engine materials, supercharging technologies, and altitude-related carburetor problems. | 1st Apr 1932 | Box 179 \ 3 img143 | |
| Engine starting systems and developments in water-cooled engines, including competitor analysis. | 1st Apr 1932 | Box 179 \ 3 img144 | |
| The development and status of petrol injection systems by Curtiss Wright, Pratt & Whitney, and the Marvel Carburetor Co. | 1st Apr 1932 | Box 179 \ 3 img145 | |
| Compression ignition aircraft engines and propeller developments, including blade materials. | 1st Apr 1932 | Box 179 \ 3 img146 | |
| Comparison of hollow steel blades against standard aluminium and a review of various variable pitch propeller designs. | 4th Apr 1932 | Box 179 \ 3 img147 | |
| The Smith Variable Pitch Propeller and electrical generator requirements. | 4th Apr 1932 | Box 179 \ 3 img148 | |
| Specifications for various types of voltage regulators, dynamos, and control boxes, including a section on wireless trends. | 1st Apr 1932 | Box 179 \ 3 img149 | |
| Magneto ignition sets, fuel development including octane ratings, and knock testing methods for engines. | 1st Apr 1932 | Box 179 \ 3 img150 | |
| Research at American stations on topics including knock rating, spark plug materials, and aerodynamics. | 1st Apr 1932 | Box 179 \ 3 img151 | |
| Float testing channel and observations on civil aviation aircraft like Stinson and Ford tri-motors. | 1st Apr 1932 | Box 179 \ 3 img152 | |
| Competitor gearboxes and freewheeling devices from Buick, Chrysler, and Cadillac. | 4th Apr 1932 | Box 179 \ 3 img153 | |
| Blueprint sketch showing the particulars of the faces of an inner driving piece. | 4th Apr 1932 | Box 179 \ 3 img154 | |
| Blueprint showing a partial view of a mechanical component. | 4th Apr 1932 | Box 179 \ 3 img155 | |
| The development and testing of a B.11 semi-expanding carburetter, focusing on air piston performance for snap acceleration. | 5th Apr 1932 | Box 179 \ 3 img156 | |
| Sample Smiths electric petrol gauge that was sent on loan and is now being requested back. | 5th Apr 1932 | Box 179 \ 3 img157 | |
| Points shown by road test which were missed on the test bench. | 5th Apr 1932 | Box 179 \ 3 img158 | |
| Test report on modified cylinder liners and copper joint rings for Kestrel engines. | 5th Apr 1932 | Box 179 \ 3 img159 | |
| Results of a test on copper joint rings, piston bedding, and liner markings following a two-hour endurance test. | 4th Apr 1932 | Box 179 \ 3 img160 | |
| Sketch showing four modifications for cylinder liner tests on K-II MS-93. | 4th Apr 1932 | Box 179 \ 3 img161 | |
| Scheme for a controllable shock damper system, including modifications to its oil pressure pump. | 8th Apr 1932 | Box 179 \ 3 img162 | |
| Cross-sectional diagram of a hydraulic valve tappet mechanism with annotations. | 8th Apr 1932 | Box 179 \ 3 img163 | |
| Sketch showing a release valve operating mechanism. | 8th Apr 1932 | Box 179 \ 3 img164 | |
| Blueprint showing a cross-section of a mechanical assembly, possibly a pump or valve. | 1st Mar 1944 | Box 179 \ 3 img165 | |
| Blueprint showing a cross-section of a bolted mechanical joint assembly. | 1st Mar 1944 | Box 179 \ 3 img166 | |
| Material changes for battery ignition distributor components to reduce wear. | 1st Apr 1932 | Box 179 \ 3 img167 | |
| Test report on the deflection of the 25 HP clutch trunnion operating lever. | 6th Apr 1932 | Box 179 \ 3 img168 | |
| Description of a sketch showing the linkage used by the Chrysler Co. for a pedal on a diamond-mounted engine. | 1st Apr 1932 | Box 179 \ 3 img169 | |
| Tests to determine the tension in holding down studs for 'Kestrel' cylinders. | 6th Apr 1932 | Box 179 \ 3 img170 | |
| Analysis of end stud tension and torque settings for engine cylinder liners. | 6th Apr 1932 | Box 179 \ 3 img171 | |
| Referring to an attached sketch showing the operation of the latest Delco Shock Absorber Valve from America. | 4th Apr 1932 | Box 179 \ 3 img172 | |
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