| Description | Date | Identifier | |
| Letter from S. Smith & Sons about the lateral movement and ground clearance of a Jackalls jack on a Phantom III. | 1st Jan 1936 | Box 139 \ 1 scan0002 | |
| Letter from S. Smith & Sons regarding a Phantom III chassis, jacks, and component weights. | 3rd Jan 1936 | Box 139 \ 1 scan0003 | |
| Letter to S. Smith & Sons Ltd. concerning the dispatch of a Phantom III dummy chassis with 'Jackalls'. | 4th Jan 1936 | Box 139 \ 1 scan0004 | |
| Letter from S. Smith & Sons regarding the collection of a Phantom lll dummy chassis and proposed aluminium brackets. | 6th Jan 1936 | Box 139 \ 1 scan0005 | |
| Issues with Lockheed flexible tubing and brake rope fouling on the rear axle. | 6th Jan 1936 | Box 139 \ 1 scan0006 | |
| Letter to Messrs Donald Sessions & Co., Ltd. regarding a hydraulic pump fitting and a request for a blueprint. | 7th Jan 1936 | Box 139 \ 1 scan0007 | |
| Request to manufacture two dual Bentley jack pads from different materials to save weight. | 8th Jan 1936 | Box 139 \ 1 scan0008 | |
| Letter to S. Smith & Sons regarding the 'Jackall' jacking system for a Dummy Phantom III chassis. | 8th Jan 1936 | Box 139 \ 1 scan0009 | |
| The strengthening of the aluminium rear jack bracket on the Phantom III. | 8th Jan 1936 | Box 139 \ 1 scan0010 | |
| Experimental front jack brackets for the Phantom III front suspension. | 9th Jan 1936 | Box 139 \ 1 scan0011 | |
| Phantom III D.W.S. Jacks, addressing brake rope assembly and a guide issue. | 9th Jan 1936 | Box 139 \ 1 scan0012 | |
| Letter from Automotive Products Company regarding a print for a hydraulic jack bracket. | 9th Jan 1936 | Box 139 \ 1 scan0013 | |
| Instructing the replacement of retaining screws for Bentley Jack Pads. | 9th Jan 1936 | Box 139 \ 1 scan0014 | |
| The piping and mounting of D.W.S. hydraulic jacks on the Phantom III lower wishbone. | 9th Jan 1936 | Box 139 \ 1 scan0015 | |
| Letter to The Automotive Products Co. Ltd. regarding the design and materials for Ph.III Hydraulic Jacks. | 10th Jan 1936 | Box 139 \ 1 scan0016 | |
| Telegram received by telephone confirming an arrival time. | 13th Jan 1936 | Box 139 \ 1 scan0017 | |
| Letter from S. Smith & Sons regarding fitting a JACKALL Set and new brackets to a Phantom III chassis. | 13th Jan 1936 | Box 139 \ 1 scan0018 | |
| Letter from Automotive Products Company Ltd regarding PH 111 Hydraulic Jacks. | 13th Jan 1936 | Box 139 \ 1 scan0019 | |
| Letter to S. Smith & Sons regarding fitting a new bracket to a dummy chassis and transferring jacks to a demonstration car. | 16th Jan 1936 | Box 139 \ 1 scan0020 | |
| Issue with the front brakes engaging when the car is fully jacked up. | 17th Jan 1936 | Box 139 \ 1 scan0021 | |
| Merits of fitting located jacks to Bentley cars, comparing them to systems on Rover and other sports cars. | 17th Jan 1936 | Box 139 \ 1 scan0022 | |
| Position of a jack and requesting an improved design scheme. | 1st Jan 1936 | Box 139 \ 1 scan0023 | |
| Letter from Donald Sessions & Company Ltd. enclosing two blueprints of a pump's general arrangement. | 17th Jan 1936 | Box 139 \ 1 scan0024 | |
| Letter from S. Smith & Sons concerning a delay in supplying new type brackets for jacks on a Phantom III Jackall chassis. | 17th Jan 1936 | Box 139 \ 1 scan0025 | |
| Improvements to the jacking scheme for Bentley cars, with comparisons to Rover and Vauxhall schemes. | 20th Jan 1936 | Box 139 \ 1 scan0026 | |
| Sheet 2 of a memo discussing the investigation of different jacking schemes. | 21th Jan 1936 | Box 139 \ 1 scan0027 | |
| And suggesting improvements to the jacking system on Bentley cars. | 21th Jan 1936 | Box 139 \ 1 scan0028 | |
| Letter to S. Smith & Sons regarding a delay on a new type Bracket and testing instructions for a set of Jacks. | 21th Jan 1936 | Box 139 \ 1 scan0029 | |
| Letter to Donald Sessions & Co. Ltd. requesting prints of the General Arrangement of a Pump. | 21th Jan 1936 | Box 139 \ 1 scan0030 | |
| Requesting the trial fitment of D.W.S. front jacks to a Phantom III chassis. | 21th Jan 1936 | Box 139 \ 1 scan0031 | |
| Letter to Messrs Donald Sessions & Co. Ltd. requesting the supply of two modified front hydraulic jacks for a scheme. | 21th Jan 1936 | Box 139 \ 1 scan0032 | |
| Fitting of Bentley running board jacks as an alternative to screw jacks. | 21th Jan 1936 | Box 139 \ 1 scan0033 | |
| Letter from S. Smith & Sons regarding a demonstrator unit and testing arrangements on a dummy chassis. | 22th Jan 1936 | Box 139 \ 1 scan0034 | |
| Letter from Donald Sessions & Co. Ltd. regarding the supply and fitting of hydraulic jacks for the Phantom III. | 23th Jan 1936 | Box 139 \ 1 scan0035 | |
| Letter from Donald Sessions & Company regarding modifications to a dash control and pump. | 23th Jan 1936 | Box 139 \ 1 scan0036 | |
| Mounting of a D.W.S. Hydraulic Jack onto the lower front triangle or wishbone. | 24th Dec 1935 | Box 139 \ 1 scan0037 | |
| Instructing the despatch of a faulty 'Jackall' Jack to S. Smith & Sons for replacement after failing a test. | 25th Jan 1936 | Box 139 \ 1 scan0038 | |
| Instruction to trial fit a set of Smith's Jackall hand-operated jacks onto chassis 36-EX, replacing the D.W.S. jacks. | 25th Jan 1936 | Box 139 \ 1 scan0039 | |
| Letter to S. Smith & Sons regarding failed return springs on Phantom III hydraulic jacks. | 25th Jan 1936 | Box 139 \ 1 scan0040 | |
| Letter from S. Smith & Sons regarding a fractured spring on the Phantom III Jackall system. | 27th Jan 1936 | Box 139 \ 1 scan0041 | |
| Letter from S. Smith & Sons (Motor Accessories) Ltd. expressing regrets. | 27th Jan 1936 | Box 139 \ 1 scan0042 | |
| Design and production of proposed front jack pads for a Bentley. | 28th Jan 1936 | Box 139 \ 1 scan0043 | |
| Cancelling instructions to fit a jacking system to chassis 36-EX, and reassigning systems for chassis 34-EX and 36-EX. | 28th Jan 1936 | Box 139 \ 1 scan0044 | |
| Telegram informing of an arrival time, with a handwritten note to wire a cancellation. | 7th Jun 1913 | Box 139 \ 1 scan0045 | |
| Letter from Donald Sessions & Co. Ltd. discussing progress and modifications for D.W.S. Permanent Power Jacks for the Phantom III car. | 29th Jan 1936 | Box 139 \ 1 scan0046 | |
| Letter from Donald Sessions & Company Ltd. regarding a recently supplied pump and modifications to its control body. | 30th Jan 1936 | Box 139 \ 1 scan0047 | |
| Short telegram message cancelling a meeting on the same day. | 30th Jan 1936 | Box 139 \ 1 scan0048 | |
| Standardisation report for a modified jack and handle. | 14th Oct 1935 | Box 139 \ 1 scan0049 | |
| Preliminary standardization record for a bought-out part, noting nil cost for extra equipment. | 5th Oct 1936 | Box 139 \ 1 scan0050 | |
| Letter from Automotive Products Company regarding an inspection of Lockheed Jacks fitted to a chassis. | 1st Feb 1936 | Box 139 \ 1 scan0051 | |
| Letter from S. Smith & Sons confirming the despatch of a distributor box and handle for a Phantom III chassis. | 3rd Feb 1936 | Box 139 \ 1 scan0052 | |
| Arranging the dispatch of a set of D.W.S. Jacks and a defective pump for inspection. | 4th Feb 1936 | Box 139 \ 1 scan0053 | |
| Instructions for the rear jack brackets and piping on chassis 36-EX. | 5th Feb 1936 | Box 139 \ 1 scan0054 | |
| Requesting an official order for a large stroke Jackall distributor pump for testing purposes on a Phantom III chassis. | 6th Feb 1936 | Box 139 \ 1 scan0055 | |
| Letter from Donald Sessions & Company Ltd. regarding blueprints and modifications for a hand-operated hydraulic pump. | 6th Feb 1936 | Box 139 \ 1 scan0056 | |
| Modification notice for the Phantom III jack brackets, detailing an alteration to the keyway angle. | 7th Feb 1936 | Box 139 \ 1 scan0057 | |
| Proposing a trial for a new, easier-to-operate jacking system for Bentley cars. | 7th Feb 1936 | Box 139 \ 1 scan0058 | |
| Letter to Donald Sessions & Co. Ltd. requesting the submission of four hydraulic hand pumps and pipe adapters. | 11th Feb 1936 | Box 139 \ 1 scan0059 | |
| Alteration of the key-way position for the Phantom III rear jack brackets. | 12th Feb 1936 | Box 139 \ 1 scan0060 | |
| Letter to Donald Sessions & Co. Ltd. concerning the return and supply of Phantom III Jacks. | 12th Feb 1936 | Box 139 \ 1 scan0061 | |
| Letter from Donald Sessions & Company Ltd. confirming an order for four hydraulic hand pumps with interchangeable pipe joints. | 12th Feb 1936 | Box 139 \ 1 scan0062 | |
| Requesting the fitting of Bentley Jack Pads to specific chassis, replacing a previous instruction. | 13th Feb 1936 | Box 139 \ 1 scan0063 | |
| Pipe layout changes for fitting D.W.S. Jacks with Hand Pumps to the Phantom III. | 14th Feb 1936 | Box 139 \ 1 scan0064 | |
| Instruction to arrange for the fitting of pipe lines for 32-EX Jacks. | 18th Feb 1936 | Box 139 \ 1 scan0065 | |
| The despatch of two Ph.III D.W.S. Rams for repair. | 18th Feb 1936 | Box 139 \ 1 scan0066 | |
| Order for 5 gallons of Standard Lockheed Brake Fluid. | 18th Feb 1936 | Box 139 \ 1 scan0067 | |
| Sample D.W.S. hand pump mounted on a Phantom III chassis frame for testing. | 19th Feb 1936 | Box 139 \ 1 scan0068 | |
| Modifications to the piping for the D.W.S. Jacks with Hand Pump for Phantom III Production. | 19th Feb 1936 | Box 139 \ 1 scan0069 | |
| To RHC regarding drawing LeC.4998 for work on 'Jacks - 32-EX'. | 19th Feb 1936 | Box 139 \ 1 scan0070 | |
| Requesting the despatch of a D.W.S. jack hand pump to Shelley & Co. Ltd. for modification. | 21th Feb 1936 | Box 139 \ 1 scan0071 | |
| Letter to Donald Sessions & Co. Ltd. detailing modifications to a hand pump and handle, referencing specific scheme prints. | 24th Feb 1936 | Box 139 \ 1 scan0072 | |
| Modifications for the Phantom III D.W.S. Hand Pump for Jacks. | 24th Feb 1936 | Box 139 \ 1 scan0073 | |
| Confirmation to fit the 34-EX chassis with a D.W.S. jacking system instead of the previously instructed Smith's system. | 25th Feb 1936 | Box 139 \ 1 scan0074 | |
| Letter to Donald Sessions & Co. Ltd. regarding handpump operated D.W.S. jacks for the Phantom III chassis. | 25th Feb 1936 | Box 139 \ 1 scan0075 | |
| List of parts supplied by Messrs. Donald Sessions & Co. Ltd. | 25th Feb 1936 | Box 139 \ 1 scan0076 | |
| List of parts supplied by D.E. Sessions Jacks Co. Ltd. for D.W.S. Jacks with a hand pump. | 25th Feb 1936 | Box 139 \ 1 scan0077 | |
| Proposed modification to the D.W.S. Front Jacks to increase tyre-to-road clearance. | 28th Feb 1936 | Box 139 \ 1 scan0078 | |
| Modifications to strengthen the back axle centre casing for use with a garage jack. | 28th Feb 1936 | Box 139 \ 1 scan0079 | |
| Sheet 2 of a memo regarding precautions against centre casing distortion and a material change of a cover to aluminium. | 2nd Mar 1936 | Box 139 \ 1 scan0080 | |
| Letter from Donald Sessions & Company Ltd. discussing hand pump mounting, oil induction improvements, and requesting prints. | 2nd Mar 1936 | Box 139 \ 1 scan0081 | |
| Instructions regarding prints of a tank, a plunger, an instruction plate, and a pump. | 2nd Mar 1936 | Box 139 \ 1 scan0082 | |
| Letter from Donald Sessions & Company Ltd. regarding blueprints, modifications to a hand pump, and a quotation for an instruction plate. | 2nd Mar 1936 | Box 139 \ 1 scan0083 | |
| Letter from Donald Sessions & Company Ltd. requesting the diameter of a pump plunger and the position of threading on jack rams. | 2nd Mar 1936 | Box 139 \ 1 scan0084 | |
| The supply of prints related to the Phantom III D.W.S. Jacks with Hand Pump. | 3rd Mar 1936 | Box 139 \ 1 scan0085 | |
| Letter to Donald Sessions & Co. Ltd. regarding drawings of an oil reservoir and enclosing further prints. | 4th Mar 1936 | Box 139 \ 1 scan0086 | |
| Letter from Donald Sessions & Company Ltd. regarding a delay in the final design of a hand pump and the status of jack rams. | 4th Mar 1936 | Box 139 \ 1 scan0087 | |
| Letter discussing pump delivery, ram sets, and copper piping specifications for a jacking system. | 5th Mar 1936 | Box 139 \ 1 scan0088 | |
| Issue with D.W.S. Hydraulic Jacks and a proposed solution involving packing. | 5th Mar 1936 | Box 139 \ 1 scan0089 | |
| Delay in receiving drawings for Jack Pads and the impact on the schedule for a Bentley's 10,000-mile test. | 6th Mar 1936 | Box 139 \ 1 scan0090 | |
| Letter confirming a delay in providing reservoir tanks and the inability to supply a model tank. | 6th Mar 1936 | Box 139 \ 1 scan0091 | |
| Letter from Donald Sessions & Company Ltd. regarding tank details and requesting a duplicate set of prints. | 6th Mar 1936 | Box 139 \ 1 scan0092 | |
| Letter from Donald Sessions & Co. Ltd. discussing specifications for copper tubing and pump delivery. | 6th Mar 1936 | Box 139 \ 1 scan0093 | |
| Letter to a supplier regarding modifications to a pedestal 3 way junction casting. | 9th Mar 1936 | Box 139 \ 1 scan0094 | |
| Letter from Donald Sessions & Co Ltd. regarding potentially misleading wording on hand hydraulic jack nameplates. | 9th Mar 1936 | Box 139 \ 1 scan0095 | |
| Letter agreeing to change the wording on an instruction plate for a jack operation from 'On' to 'Open'. | 10th Mar 1936 | Box 139 \ 1 scan0096 | |
| Changes to the wording on a hydraulic jack operation instruction plate. | 10th Mar 1936 | Box 139 \ 1 scan0097 | |
| Letter from Donald Sessions & Company confirming a design modification for a 3-way pedestal junction part G.84433. | 11th Mar 1936 | Box 139 \ 1 scan0098 | |
| Letter from Donald Sessions & Co. Ltd. confirming an agreement on the rewording for pump control knobs. | 11th Mar 1936 | Box 139 \ 1 scan0099 | |
| Letter to D. Sessions Esq. enclosing prints of requested drawings. | 12th Mar 1936 | Box 139 \ 1 scan0100 | |
| Letter from Donald Sessions & Co. Ltd. confirming the dispatch of a D.W.S. Pump to Derby Station for Mr. Bowering. | 16th Mar 1936 | Box 139 \ 1 scan0101 | |
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