| Description | Date | Identifier | |
| Standardisation of chassis parts regarding the deletion of Bijur lubrication to the servo. | 17th Jul 1933 | Box 141 \ 2 scan0053 | |
| Modification report for chassis parts concerning the prevention of oil getting on brakes. | 26th Jun 1917 | Box 141 \ 2 scan0054 | |
| Inconsistency of using different chassis lubrication pumps on the 20/25 HP and Bentley models, requesting a cost comparison. | 1st Nov 1933 | Box 141 \ 2 scan0055 | |
| Cost-effectiveness of manufacturing a lubrication oil pump versus purchasing it from Lucas. | 3rd Nov 1933 | Box 141 \ 2 scan0056 | |
| Cost analysis, overheads, and standardisation procedures for the central lubrication pump. | 7th Nov 1933 | Box 141 \ 2 scan0057 | |
| The comparisons of the R.R. and the Luvax Bijur Pumps. | 21th Dec 1933 | Box 141 \ 2 scan0058 | |
| Comparison of the R.R. and Luvax pumps, detailing pressure tests, design differences, and dismantling instructions. | 21th Dec 1933 | Box 141 \ 2 scan0059 | |
| Assembly and dismantling instructions for the R.R. Bijur Pump, detailing challenges and tool requirements. | 21th Dec 1933 | Box 141 \ 2 scan0060 | |
| Comparison report between the R.R. and the Luvax Bijur pumps. | 10th Jan 1934 | Box 141 \ 2 scan0061 | |
| Comparison of the Luvax Pump and the R.R. Pump, including pressure data and dismantling instructions. | 10th Jan 1934 | Box 141 \ 2 scan0062 | |
| Assembly and dismantling instructions for the R.R. Bijur Pump. | 10th Jan 1934 | Box 141 \ 2 scan0063 | |
| Decision against using the cheaper Luvax pump on the 40/50 HP Chassis in favour of Rolls-Royce's own pump. | 5th Feb 1934 | Box 141 \ 2 scan0064 | |
| Two-stage introduction of the Luvax system and pump for the 40/50 HP chassis. | 1st Feb 1934 | Box 141 \ 2 scan0065 | |
| Letter from The Rover Company Ltd. inquiring about the performance of Bijur chassis lubrication. | 17th Apr 1934 | Box 141 \ 2 scan0066 | |
| Letter to the Managing Director of The Rover Co. Ltd. discussing experiences with the Bijur chassis lubrication system compared to Luvax and American automatic systems. | 18th Apr 1934 | Box 141 \ 2 scan0067 | |
| Letter to Luvax Limited regarding issues with valves and junction bodies where threads are stripping and blocking the system with brass shavings. | 30th Jul 1934 | Box 141 \ 2 scan0068 | |
| Trouble with brass shavings in the chassis centralized lubrication system caused by the valve and junction joint. | 26th Jul 1934 | Box 141 \ 2 scan0069 | |
| Three cases of Bijur Pipes breaking in the Experimental Department. | 31th Jul 1934 | Box 141 \ 2 scan0070 | |
| Recent failures of Bijur Pipes in the Experimental Department. | 31th Jul 1934 | Box 141 \ 2 scan0071 | |
| Letter from Luvax Limited regarding a fault with valves and junction bodies, specifically stripped threads on a meter valve. | 31th Jul 1934 | Box 141 \ 2 scan0072 | |
| Letter to Luvax Limited regarding dissatisfaction with meter valves and junction bodies, requesting a meeting. | 2nd Aug 1934 | Box 141 \ 2 scan0073 | |
| Issues with chassis lubrication meter valves and testing of a petrol reserve warning light. | 10th Aug 1934 | Box 141 \ 2 scan0074 | |
| Suggesting a larger float on the tank unit to improve the accuracy of petrol level readings. | 19th Sep 1938 | Box 141 \ 2 scan0075 | |
| Letter from Luvax Limited regarding the forwarding of 12 Meter Valves with a chamfer, following a visit from Mr. Pitt. | 22th Aug 1934 | Box 141 \ 2 scan0076 | |
| Letter to Luvax Limited regarding the trial of modified meter valves and placing an order for them. | 4th Sep 1934 | Box 141 \ 2 scan0077 | |
| Requesting an official order for Luvax meter valves for the chassis lubrication system. | 4th Sep 1934 | Box 141 \ 2 scan0078 | |
| Stripped threads on Chassis Lubrication Meter Valves and a proposed modification to trial on a few chassis. | 4th Sep 1934 | Box 141 \ 2 scan0079 | |
| Changes to the testing procedure for chassis lubrication meter valves. | 14th Sep 1934 | Box 141 \ 2 scan0080 | |
| Method for checking chassis lubrication meter valves before fitting. | 14th Sep 1934 | Box 141 \ 2 scan0081 | |
| Flow rates and timings for various types of chassis lubrication meter valves. | 24th Sep 1934 | Box 141 \ 2 scan0082 | |
| Letter to Luvax Limited requesting flow information for chassis lubrication meter valves. | 25th Sep 1934 | Box 141 \ 2 scan0083 | |
| Letter from Luvax Limited enclosing a blueprint for chassis lubrication meter valves with flow rate figures for different oils. | 26th Sep 1934 | Box 141 \ 2 scan0084 | |
| Testing chart for a Luvax-Bijur central lubrication meter valve under specific pressure and temperature conditions. | 2nd Jan 1931 | Box 141 \ 2 scan0085 | |
| Various types of chassis lubrication meter valves, their flow rates, and timings. | 24th Sep 1934 | Box 141 \ 2 scan0086 | |
| Standardisation of the Bijur centralised lubrication tank. | 5th Oct 1934 | Box 141 \ 2 scan0087 | |
| Modification using a bought-out complete unit for the 'U' series chassis, avoiding works tool cost and scrap. | 28th Sep 1934 | Box 141 \ 2 scan0088 | |
| Standardisation of parts for the Bijur centralised lubrication tank. | 5th Oct 1934 | Box 141 \ 2 scan0089 | |
| Brief typed note regarding tool costs and production of the 'G' series chassis. | 25th Sep 1934 | Box 141 \ 2 scan0090 | |
| Letter to Luvax Limited regarding alterations to Chassis Lubrication Pumps. | 5th Nov 1934 | Box 141 \ 2 scan0091 | |
| Order for an oil pump cap from Messrs. Luvax. | 9th Nov 1934 | Box 141 \ 2 scan0092 | |
| Letter from Luvax Limited regarding required modifications to Luvax-Bijur lubricating pumps to increase oil delivery. | 9th Nov 1934 | Box 141 \ 2 scan0093 | |
| Letter to Luvax Limited regarding meter valves not being long enough to form an oil-tight joint, requesting a new sample. | 14th Nov 1934 | Box 141 \ 2 scan0094 | |
| Letter from Joseph Lucas Limited regarding the cost of modifying chassis lubrication pumps. | 16th Nov 1934 | Box 141 \ 2 scan0095 | |
| Performance of a trial centralised chassis lubrication system. | 17th Dec 1934 | Box 141 \ 2 scan0096 | |
| Performance of a centralised chassis lubrication system. | 18th Dec 1934 | Box 141 \ 2 scan0097 | |
| Observation report on a centralised chassis lubrication system. | 19th Dec 1934 | Box 141 \ 2 scan0098 | |
| Letter to Luvax Limited requesting the supply of meter valves with a conical seating. | 22th Nov 1934 | Box 141 \ 2 scan0099 | |
| Capacity of Luvax-Bijur lubricating pumps and the potential costs for modifications. | 22th Nov 1934 | Box 141 \ 2 scan0100 | |
| Letter to supplier Luvax Ltd. regarding an issue with missing air vents on Bijur Tank Filler Caps. | 19th Mar 1935 | Box 141 \ 2 scan0101 | |
| Letter from Luvax Limited regarding the omission of air vents in Luvax-Bijur tank filler cap rivets. | 20th Mar 1935 | Box 141 \ 2 scan0102 | |
| Letter to Luvax Ltd. regarding a modification to Luvax Bijur Pumps to prevent leakage. | 26th Mar 1935 | Box 141 \ 2 scan0103 | |
| Request to Luvax Ltd. for a blueprint of drawing No. 8000/140 concerning meter valves. | 29th May 1935 | Box 141 \ 2 scan0104 | |
| Luvax chassis lubrication modifications for the Spectre chassis. | 1st Jun 1935 | Box 141 \ 2 scan0105 | |
| Parts list for Lubrication Meter Valves on a Spectre Chassis. | 1st Jun 1936 | Box 141 \ 2 scan0106 | |
| Letter to a supplier requesting details on the manufacturing process of brass piping for chassis lubrication. | 26th Jun 1935 | Box 141 \ 2 scan0107 | |
| Order of meter valves from the Luvax Co. | 8th Jul 1935 | Box 141 \ 2 scan0108 | |
| Requesting the despatch of a failed Bentley part to Messrs. Luvax Ltd. for examination. | 6th Aug 1935 | Box 141 \ 2 scan0109 | |
| Letter to Luvax Ltd. regarding a fractured Bijur junction on a Bentley chassis, requesting suggestions for strengthening the part. | 6th Aug 1935 | Box 141 \ 2 scan0110 | |
| Urgent internal request to order meter valves from Luvax. | 9th Aug 1935 | Box 141 \ 2 scan0111 | |
| Letter from Luvax Limited regarding a missing broken junction piece and a change of material to hot brass stampings. | 9th Aug 1935 | Box 141 \ 2 scan0112 | |
| Recommendations for metering valves for the Spectre Chassis Lubrication scheme. | 30th Aug 1935 | Box 141 \ 2 scan0113 | |
| Table detailing the types, locations, and quantities of lubrication meter valves for the Spectre chassis. | 30th Aug 1935 | Box 141 \ 2 scan0114 | |
| Parts list table detailing components for the servo motor, steering, and suspension sections. | 2nd Sep 1935 | Box 141 \ 2 scan0115 | |
| Request to order ZS5 Meter Valves from the Luvax Co. for tests on the Spectre in France. | 2nd Sep 1935 | Box 141 \ 2 scan0116 | |
| Problems and complaints regarding spherical pipe unions compared to the older coned type. | 13th Sep 1935 | Box 141 \ 2 scan0117 | |
| The problems with coned unions and the benefits of olive type joints for pipes. | 13th Sep 1935 | Box 141 \ 2 scan0118 | |
| Issues with spherical pattern pipe unions and the disadvantages of conical types. | 14th Sep 1935 | Box 141 \ 2 scan0119 | |
| Requesting the Experimental Department's experience with B.S.P. pipe joints shown on Royal Aircraft Establishment drawings. | 16th Sep 1935 | Box 141 \ 2 scan0120 | |
| Difficulties experienced with spherical type pipe unions, specifically regarding oil tightness and reassembly. | 16th Sep 1935 | Box 141 \ 2 scan0121 | |
| Comparison of experiences with conical nipple and spherical union pipe types. | 17th Sep 1935 | Box 141 \ 2 scan0122 | |
| The performance and issues with Olive and Banjo type pipe joints. | 17th Sep 1935 | Box 141 \ 2 scan0123 | |
| Oil leak issues with spherical joint pipe unions on the Phantom engine and the successful trial of a conical type replacement. | 18th Sep 1935 | Box 141 \ 2 scan0124 | |
| Responding to a query about the performance and issues with spherical versus cone type pipe unions. | 23th Sep 1935 | Box 141 \ 2 scan0125 | |
| Internal request to order Z.500 Metering Valves from the Luvax Co. for a Phantom III chassis. | 19th Dec 1935 | Box 141 \ 2 scan0126 | |
| Letter from Ommanney & Co. regarding the 'Charlier' One-shot Lubricating System. | 2nd Mar 1936 | Box 141 \ 2 scan0127 | |
| Attaching a copy of a letter from Ommanney & Co., Ltd. regarding Charlier One-Shot System chassis lubrication. | 3rd Mar 1936 | Box 141 \ 2 scan0128 | |
| Requesting the cost for a No.1770 Tecalemit Oscillating Drive pump. | 5th Mar 1936 | Box 141 \ 2 scan0129 | |
| Request for the latest lubricant recommendations for the Phantom III chassis, including fluid for the DWS jacks. | 20th Apr 1936 | Box 141 \ 2 scan0130 | |
| Listing the recommended lubricants for the Phantom III model. | 21th Apr 1936 | Box 141 \ 2 scan0131 | |
| Request to manufacture a Phantom III main bore fulcrum pin and bijur pipe for testing. | 2nd Oct 1936 | Box 141 \ 2 scan0132 | |
| Improved lubrication scheme for the Bentley Chassis. | 6th Oct 1936 | Box 141 \ 2 scan0133 | |
| Replacement of leather washers with new synthetic 'Gaco' washers for oil fillers. | 6th Oct 1936 | Box 141 \ 2 scan0134 | |
| Requesting a test run of jointing washers on the test bench. | 6th Oct 1936 | Box 141 \ 2 scan0135 | |
| Letter from Arens Controls Limited regarding issues with a control unit and proposed modifications. | 23th Nov 1936 | Box 141 \ 2 scan0136 | |
| Letter to Arens Controls Ltd. regarding a Luvax lubrication junction and flexible control specifications. | 23th Nov 1936 | Box 141 \ 2 scan0137 | |
| The despatch of a Luvax 3-way junction piece to Arens Controls Ltd. | 23th Nov 1936 | Box 141 \ 2 scan0138 | |
| Letter to Arens Controls Ltd regarding a drawing and sample lubricator adaptor sent to their old address. | 24th Nov 1936 | Box 141 \ 2 scan0139 | |
| Request to the laboratory to analyse a sample of Motorine 'C' lubricating oil. | 19th Feb 1937 | Box 141 \ 2 scan0140 | |
| Chassis lubrication issues, particularly with rear spring shackles and bottom yoke bearings. | 9th Aug 1937 | Box 141 \ 2 scan0141 | |
| Excessive lubrication on the Bijur feed for Wraith rear shackles and a request to modify drawings. | 9th Aug 1937 | Box 141 \ 2 scan0142 | |
| Standardisation of Phantom III front suspension main fulcrum pins and Bijur pipe coil. | 2nd Jun 1937 | Box 141 \ 2 scan0143 | |
| Estimated cost of new tools for the Phantom III 'E' series chassis and production implementation details. | 31th May 1936 | Box 141 \ 2 scan0144 | |
| Preprint paper analysing automotive lubrication systems, presented to the Society of Automotive Engineers. | 31th May 1936 | Box 141 \ 2 scan0145 | |
| Engine lubrication systems, bearing pressures, and the effects of temperature on oil. | 31th May 1936 | Box 141 \ 2 scan0146 | |
| Technical analysis of engine oil supply failures, the effects of temperature, and lubrication properties. | 31th May 1936 | Box 141 \ 2 scan0147 | |
| Description of various engine lubrication systems, comparing automobile and aircraft designs. | 31th May 1936 | Box 141 \ 2 scan0148 | |
| Page describing the lubrication systems of Vee-type liquid-cooled and large radial air-cooled aircraft engines. | 31th May 1936 | Box 141 \ 2 scan0149 | |
| Discussion of engine lubrication and cooling system designs and their associated challenges. | 31th May 1936 | Box 141 \ 2 scan0150 | |
| Comparison of lubrication systems and oil sludge formation in automobile versus aircraft engines. | 31th May 1936 | Box 141 \ 2 scan0151 | |
| Engine oil temperature control, lubrication properties, and the effects of filters on oil life and mileage. | 31th May 1936 | Box 141 \ 2 scan0152 | |
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