| Description | Date | Identifier | |
| Stamped document from the Print Room in Derby. | 1st Jul 1932 | Box 27a \ 2 Scan080 | |
| Required modifications to Peregrine and J.3 type petrol pumps. | 3rd Jul 1932 | Box 27a \ 2 Scan081 | |
| Blueprint showing a cross-section of an operating mechanism for a petrol pump trip. | 8th Aug 1932 | Box 27a \ 2 Scan082 | |
| Requesting a change of material for the Peregrine petrol pump from aluminium alloy to type metal. | 8th Aug 1932 | Box 27a \ 2 Scan083 | |
| Modifications to a petrol pump for the Peregrine engine. | 3rd Aug 1932 | Box 27a \ 2 Scan084 | |
| Letter from AC-Sphinx Sparking Plug Co. Ltd. regarding a new large capacity petrol pump. | 19th Aug 1932 | Box 27a \ 2 Scan085 | |
| Acknowledgement of receipt for a letter and a larger A.C. Petrol Pump from the A.C. Sphinx Sparking Plug Co for testing. | 22th Aug 1932 | Box 27a \ 2 Scan086 | |
| Test report on the initial pumping times for a large type Model 'C' A.C. petrol pump. | 23th Aug 1932 | Box 27a \ 2 Scan087 | |
| Performance graph for an A.C. Petrol Pump, Model C, showing delivery versus pump speed. | 23th Aug 1932 | Box 27a \ 2 Scan088 | |
| Blank page with a purple ink 'Print Room' stamp in the bottom right corner. | 25th Aug 1932 | Box 27a \ 2 Scan089 | |
| Petrol pump failures during a 10,000-mile test and the subsequent evaluation of a larger replacement pump. | 24th Aug 1932 | Box 27a \ 2 Scan090 | |
| Summary of issues and resolutions relating to a petrol pump. | 24th Mar 1932 | Box 27a \ 2 Scan091 | |
| Outstanding and resolved issues with engine components, including filters and a petrol pump. | 24th Aug 1932 | Box 27a \ 2 Scan092 | |
| Test report on the initial pumping times of an A.C. Petrol Pump, Model 'G'. | 23th Aug 1932 | Box 27a \ 2 Scan093 | |
| Photograph of an AC fuel pump. | 27th Aug 1932 | Box 27a \ 2 Scan095 | |
| Cross-sectional blueprint of an operating mechanism for a petrol pump. | 27th Aug 1932 | Box 27a \ 2 Scan096 | |
| Performance graph for the A.C. Petrol Pump - Large Type - Model 'C', plotting delivery rate against pump speed for different pipeline diameters. | 23th Aug 1932 | Box 27a \ 2 Scan097 | |
| Internal document processed and stamped by the print room. | 26th Aug 1932 | Box 27a \ 2 Scan098 | |
| Performance details of a large type A.C. petrol pump for the Phantom II. | 24th Aug 1932 | Box 27a \ 2 Scan099 | |
| Recommended size of the petrol pipe between the pump and rear tank. | 24th Aug 1932 | Box 27a \ 2 Scan100 | |
| Test report on the LeC.2951 petrol pump at increased speed for the Peregrine engine. | 30th Aug 1932 | Box 27a \ 2 Scan101 | |
| Petrol pump delivery tests for the Peregrine engine at higher speeds. | 7th Sep 1932 | Box 27a \ 2 Scan102 | |
| Graph showing the results of an increased speed test for a Peregrine petrol pump. | 30th Jun 1932 | Box 27a \ 2 Scan103 | |
| Patent position and cost analysis of producing petrol pumps. | 9th Sep 1932 | Box 27a \ 2 Scan104 | |
| Petrol pumps, comparing a full petrol pump system against a vacuum pump plus autovac, for various models. | 3rd Jul 1932 | Box 27a \ 2 Scan105 | |
| Unexpected troubles and potential causes of failure in petrol pumps. | 12th Sep 1932 | Box 27a \ 2 Scan106 | |
| Unexpected troubles with petrol pumps and potential future solutions. | 12th Sep 1932 | Box 27a \ 2 Scan107 | |
| Potential patent infringement with A.C. over a diaphragm petrol pump and related negotiations. | 14th Sep 1932 | Box 27a \ 2 Scan108 | |
| Specifications and dimensions for an A.C. Petrol Pump, Model 'C'. | 10th Oct 1932 | Box 27a \ 2 Scan109 | |
| New superior fabric for petrol pumps developed by the S.U. Carburetter Co. | 2nd Dec 1932 | Box 27a \ 2 Scan110 | |
| The disintegration of A.C. petrol pump fabric and a potential new oil-resisting diaphragm solution. | 2nd Dec 1932 | Box 27a \ 2 Scan111 | |
| More promising material for a petrol pump diaphragm. | 9th Dec 1932 | Box 27a \ 2 Scan112 | |
| Agreement to replace the banjo union on the petrol pump with a standard spherical union for the Peregrine engine. | 12th Jan 1933 | Box 27a \ 2 Scan113 | |
| Requesting an order be placed with S.U. Carburetter Co. for an experimental electric pressure pump. | 13th Jan 1933 | Box 27a \ 2 Scan114 | |
| Blueprint and parts list for the S.U. Pressure Pump. | 2nd Jan 1932 | Box 27a \ 2 Scan115 | |
| Petrol Pump - Peregrine at the completion of a 10,000-mile test. | 21th Jan 1933 | Box 27a \ 2 Scan116 | |
| Examination report on a petrol pump after a 10,000-mile trial. | 21th Jan 1933 | Box 27a \ 2 Scan117 | |
| Sketch illustrating the layering of two upper and two lower fabrics. | 11th Jan 1933 | Box 27a \ 2 Scan118 | |
| Performance graph of a petrol pump, plotting delivery and pressure against pump speed. | 11th Jan 1933 | Box 27a \ 2 Scan119 | |
| The reverse side of a document with a purple 'Print Room' date stamp from Derby. | 21th Jan 1936 | Box 27a \ 2 Scan120 | |
| Modifications to shock dampers following seizure and the fitting and testing of a new petrol pump diaphragm. | 6th Feb 1933 | Box 27a \ 2 Scan121 | |
| Performance graph showing delivery and pressure against pump speed for a Peregrine II petrol pump prior to trials. | 26th Jan 1933 | Box 27a \ 2 Scan122 | |
| Heavily faded document with a purple 'Print Room' stamp from Derby. | 6th Feb 1933 | Box 27a \ 2 Scan123 | |
| Proposal for a patent cost of half a dollar to manufacture A.C. petrol pumps. | 6th Feb 1933 | Box 27a \ 2 Scan124 | |
| Modifications to shock dampers and a petrol pump following testing. | 6th Feb 1933 | Box 27a \ 2 Scan125 | |
| Performance graph for a Peregrine II petrol pump, plotting delivery rate against pump speed. | 26th Jan 1933 | Box 27a \ 2 Scan126 | |
| Page marked with a Print Room reception stamp. | 6th Feb 1933 | Box 27a \ 2 Scan127 | |
| The value and royalty price for A.C. petrol pumps. | 7th Feb 1933 | Box 27a \ 2 Scan128 | |
| Problems associated with fitting S.U. electric petrol pumps on the Bensport chassis. | 1st Feb 1933 | Box 27a \ 2 Scan129 | |
| Letter to The S.U. Company inquiring about a heavy current draw issue with new electric petrol pumps when the engine is stationary. | 9th Feb 1933 | Box 27a \ 2 Scan130 | |
| Letter to the S.U. Company about an 8 ampere discharge from a petrol pump when the petrol tap is off and ignition is on. | 13th Feb 1933 | Box 27a \ 2 Scan131 | |
| Letter from The S.U. Company regarding a pump showing a high discharge and questioning the need for a petrol tap. | 14th Feb 1933 | Box 27a \ 2 Scan132 | |
| Bensport Series 1 petrol pump, detailing testing issues and fitting instructions. | 28th Mar 1933 | Box 27a \ 2 Scan133 | |
| Urging for a petrol pump for the first 200 Bentley cars to be put on test. | 29th Mar 1933 | Box 27a \ 2 Scan134 | |
| Solutions for difficulties with mechanically operated petrol pumps. | 31th Mar 1933 | Box 27a \ 2 Scan135 | |
| Engine starting arrangements, petrol pump reliability, and vapour lock, with a handwritten note for further testing. | 31th Mar 1933 | Box 27a \ 2 Scan136 | |
| Letter from The S.U. Company regarding a component failure in a new type pressure pump. | 3rd Apr 1933 | Box 27a \ 2 Scan137 | |
| New pickup lever design for a large petrol pump, to be fitted to car 27-EX for the Phantom II. | 3rd Apr 1933 | Box 27a \ 2 Scan138 | |
| Letter to The S.U. Company detailing a report on a spare petrol pump failure. | 4th Apr 1933 | Box 27a \ 2 Scan139 | |
| Letter to The S.U. Co. discussing the failure of petrol pumps, material reliability, and arranging for replacement parts. | 4th Apr 1933 | Box 27a \ 2 Scan140 | |
| Letter from The S.U. Company concerning the failure of a new pressure pump due to breaking fibre rollers. | 6th Apr 1933 | Box 27a \ 2 Scan141 | |
| Letter from The S.U. Company regarding the delivery of parts for inspection and a meeting with Mr. Royce. | 13th Apr 1933 | Box 27a \ 2 Scan142 | |
| Letter to Mr. Skinner of The S.U. Company regarding a report from a tester in France about a noisy new petrol pump. | 13th Apr 1933 | Box 27a \ 2 Scan143 | |
| Letter from S.U. Company regarding a noise complaint, suggesting it is an air leak and not the new fibre rollers. | 20th Apr 1933 | Box 27a \ 2 Scan144 | |
| Confirming tests have been carried out on a starter carburetter. | 20th Apr 1933 | Box 27a \ 2 Scan145 | |
| Testing three different schemes for using a starting carburetter as a primer for the fuel pump and pipe line. | 20th Apr 1933 | Box 27a \ 2 Scan146 | |
| Testing various schemes for a starting carburetter, detailing issues with fuel flow and starting times. | 20th Apr 1933 | Box 27a \ 2 Scan147 | |
| Failed starting attempt using a pump without suction arrangements. | 20th Apr 1933 | Box 27a \ 2 Scan148 | |
| Letter to The S.U. Company regarding fuel pump noise, carburetter tests, and a request for two Bentley carburetters. | 21th Apr 1933 | Box 27a \ 2 Scan149 | |
| Letter from The S.U. Company regarding noisy pumps and arranging a car collection. | 22th Apr 1933 | Box 27a \ 2 Scan150 | |
| Performance issues with a Bentley petrol pump, specifically overheating and obstruction, and proposing solutions. | 3rd May 1933 | Box 27a \ 2 Scan151 | |
| Graph comparing the delivery rates of a Bensport petrol pump at various RPMs using different diameter pipes. | 2nd May 1933 | Box 27a \ 2 Scan152 | |
| Blank document with a 'Patent Room' stamp from Derby. | 4th May 1933 | Box 27a \ 2 Scan153 | |
| Performance graph for a Bensport petrol pump, plotting delivery rate against pump speed for two pipe diameters. | 2nd May 1933 | Box 27a \ 2 Scan154 | |
| Faint, illegible document with a purple date stamp on the bottom right. | 4th May 1933 | Box 27a \ 2 Scan155 | |
| Specifications for petrol pumps and pipes for the first 15 Bentley chassis. | 3rd May 1933 | Box 27a \ 2 Scan156 | |
| Specifying the correct pipe diameter for the Bentley petrol feed. | 5th May 1933 | Box 27a \ 2 Scan157 | |
| Petrol pumps, feed pipes, filter bowl, and suction pipe on a Bentley Chassis. | 9th May 1933 | Box 27a \ 2 Scan158 | |
| Tests conducted on a Bensport petrol pump to investigate delivery deficiencies and potential improvements. | 11th May 1933 | Box 27a \ 2 Scan159 | |
| Initial petrol pump timings, comparing different pump models and testing the effect of filter capacity. | 11th May 1933 | Box 27a \ 2 Scan160 | |
| Comparison of pump deliveries and pressures, with a table detailing standard versus stronger spring specifications. | 11th May 1933 | Box 27a \ 2 Scan161 | |
| Performance graph for a Bensport petrol pump, plotting delivery rate against pump speed for various pipe diameters. | 2nd May 1933 | Box 27a \ 2 Scan162 | |
| Blank document page with a Print Room stamp from Derby. | 12th May 1933 | Box 27a \ 2 Scan163 | |
| Performance graph for a Bensport Petrol Pump, comparing two different delivery pipe diameters. | 2nd May 1933 | Box 27a \ 2 Scan164 | |
| Performance graph for a Bensport petrol pump, plotting delivery rate against pump RPM under various float chamber configurations. | 6th May 1933 | Box 27a \ 2 Scan165 | |
| Blank page with a Print Room stamp from Derby. | 11th May 1933 | Box 27a \ 2 Scan166 | |
| Performance graph for a Bensport petrol pump, plotting delivery and pressure against RPM with a stronger pressure spring. | 6th May 1933 | Box 27a \ 2 Scan167 | |
| Graph comparing the performance of a Bensport petrol pump against an AC Model 'C' pump. | 6th May 1933 | Box 27a \ 2 Scan168 | |
| Internal document cover page stamped by the Print Room. | 11th May 1933 | Box 27a \ 2 Scan169 | |
| Increase in the diameter of Bensport petrol pipes. | 13th May 1933 | Box 27a \ 2 Scan170 | |
| Cold weather starting issues with the Bentley starter motor and petrol pump. | 15th May 1933 | Box 27a \ 2 Scan171 | |
| The rerouting of Bentley petrol pipes to avoid hot components and detailing the design on two different drawings. | 24th May 1933 | Box 27a \ 2 Scan172 | |
| New foot-operated push-button method for priming the Bentley petrol pump. | 27th May 1933 | Box 27a \ 2 Scan173 | |
| Test results for hand priming the Bensport petrol pump. | 27th May 1933 | Box 27a \ 2 Scan174 | |
| Hand priming test results for a Bensport petrol pump. | 29th May 1933 | Box 27a \ 2 Scan175 | |
| Letter from The S.U. Company regarding difficulties with soldering aluminium pump bodies and a proposed design change. | 29th May 1933 | Box 27a \ 2 Scan176 | |
| Tests and modifications on a Bentley petrol pump to improve delivery and resolve sticking hexagon valves. | 3rd Jun 1933 | Box 27a \ 2 Scan177 | |
| Performance chart comparing the delivery rates of different Bensports petrol pump configurations against pump RPM. | 29th Mar 1933 | Box 27a \ 2 Scan178 | |
| Blank page with a Print Room stamp from Derby. | 3rd Jun 1933 | Box 27a \ 2 Scan179 | |
| Test and modification notes for a Ben Sports Petrol Pump from a B.N°4 chassis. | 2nd Jun 1933 | Box 27a \ 2 Scan180 | |
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