| Description | Date | Identifier | |
| Instructions for a lightened tank for the Continental Phantom III, detailing parts and modifications. | 14th Dec 1936 | Box 92 \ 6 scan0058 | |
| Specifications for a lightened tank for the Continental Phantom III, vehicle 39-EX. | 14th Dec 1936 | Box 92 \ 6 scan0059 | |
| Requesting changes to parts for the Continental Phantom III for weight reduction. | 14th Dec 1936 | Box 92 \ 6 scan0060 | |
| Requesting the matrix unit of a lightened radiator for the Continental Phantom III for engine testing. | 14th Dec 1936 | Box 92 \ 6 scan0061 | |
| List of engineering tasks and updates on various car units and parts. | 15th Dec 1936 | Box 92 \ 6 scan0062 | |
| Progress report on the 'Continental' project listing completion dates for various components. | 15th Dec 1936 | Box 92 \ 6 scan0063 | |
| List of parts and modifications for the Continental P.3. bumper chassis. | 15th Dec 1936 | Box 92 \ 6 scan0064 | |
| Modifications and materials for the Continental Phantom III, specifically regarding weight, wipers, and floorboards. | 15th Dec 1936 | Box 92 \ 6 scan0065 | |
| Particulars of front springs suitable for the Wraith II type levers on a Continental Phantom III (39-EX). | 16th Dec 1936 | Box 92 \ 6 scan0066 | |
| Requesting the manufacture of 6 cyanide hardened pins for the Wraith type steering gear. | 17th Dec 1936 | Box 92 \ 6 scan0067 | |
| Use of existing Phantom II continental rear springs for the Phantom III. | 17th Dec 1936 | Box 92 \ 6 scan0068 | |
| Timeline for sending a Continental chassis to the coachbuilder Barker's for its body. | 17th Dec 1936 | Box 92 \ 6 scan0069 | |
| Fitting of a flexible steel clutch coupling. | 17th Dec 1936 | Box 92 \ 6 scan0070 | |
| Flywheel and clutch modifications for the Continental Phantom III. | 18th Dec 1936 | Box 92 \ 6 scan0071 | |
| Outlining the plan for sending a Continental chassis to the coachbuilder Barkers, including the fitting of a dummy engine and weighing procedures. | 18th Dec 1936 | Box 92 \ 6 scan0072 | |
| Instructions for sending a Continental Phantom III chassis to Barkers for body fitting with dummy parts. | 18th Dec 1936 | Box 92 \ 6 scan0073 | |
| Need for accurately weighing experimental and production chassis. | 21th Dec 1936 | Box 92 \ 6 scan0074 | |
| Making provisions to fit a Harrison car heater to a Continental car. | 22th Dec 1936 | Box 92 \ 6 scan0075 | |
| Replacement of standard engine sideguards with vertical valances on the Continental Phantom III chassis. | 31th Dec 1936 | Box 92 \ 6 scan0076 | |
| Despatch of a Phantom III Continental Chassis to the coachbuilder Barkers. | 4th Jan 1937 | Box 92 \ 6 scan0077 | |
| Instructions for modifying the water feed system on the Continental Phantom III engine. | 4th Jan 1936 | Box 92 \ 6 scan0078 | |
| Feasibility of using alternative rear springs on a Continental Phantom III, detailing required modifications and negative side-effects. | 4th Jan 1937 | Box 92 \ 6 scan0079 | |
| Technical notes on the Phantom III spring, axle packing, and alignment. | 5th Jan 1937 | Box 92 \ 6 scan0080 | |
| Delivery of a Continental Phantom III chassis to the coachbuilder, Barkers. | 5th Jan 1937 | Box 92 \ 6 scan0081 | |
| Dispatch of a Phantom III Continental chassis to Barkers. | 6th Jan 1937 | Box 92 \ 6 scan0082 | |
| Request to replace the bronze calorstat cover with an aluminium one for a Continental Phantom III radiator. | 6th Jan 1937 | Box 92 \ 6 scan0083 | |
| Improvement of a steam valve for a Continental radiator using a blow-off spring. | 7th Jan 1937 | Box 92 \ 6 scan0084 | |
| Specifications for a large diameter spring for the Phantom III Continental radiator steam valve. | 7th Jan 1937 | Box 92 \ 6 scan0085 | |
| Weight comparison document for Standard and Continental Phantom III brake components. | 7th Jan 1937 | Box 92 \ 6 scan0086 | |
| Weight savings for Continental Phantom III parts by using lighter gauge material. | 8th Jan 1937 | Box 92 \ 6 scan0087 | |
| Requesting the production and testing of a modified steam valve for a continental radiator, proposing two different seating schemes. | 9th Jan 1937 | Box 92 \ 6 scan0088 | |
| Letter to Joseph Lucas Ltd. requesting the supply of modified windscreen wipers for a Phantom III body. | 29th Dec 1936 | Box 92 \ 6 scan0089 | |
| Letter to coachbuilder Barker & Co. Ltd. regarding the fitting of a Lucas windscreen wiper to a steel-bodied Phantom III. | 1st Jan 1936 | Box 92 \ 6 scan0090 | |
| Request to arrange a lorry for the delivery of a Phantom III chassis to Messrs. Barker in London. | 5th Jan 1937 | Box 92 \ 6 scan0091 | |
| Request to replace the bronze calorstat cover on a Continental Phantom III radiator with an aluminium one. | 6th Jan 1937 | Box 92 \ 6 scan0092 | |
| Letter to Joseph Lucas Ltd. concerning sending drawing 729391 to Messrs. Barkers for dimensional checking. | 8th Jan 1937 | Box 92 \ 6 scan0093 | |
| Letter to Barker & Co. Ltd. regarding the despatch of a Phantom III dummy chassis for an all steel experimental body. | 8th Jan 1937 | Box 92 \ 6 scan0094 | |
| Letter from the Experimental Dept. requesting advice on the best metal and design for a car radiator steam valve. | 8th Jan 1937 | Box 92 \ 6 scan0095 | |
| The weight savings on a Continental Phantom III by using lighter gauge materials for certain parts. | 8th Jan 1937 | Box 92 \ 6 scan0096 | |
| The supply of a tank and replacement body brackets for a Continental Phantom III at Barkers. | 12th Jan 1937 | Box 92 \ 6 scan0097 | |
| Correspondence to Barker & Co. Ltd. regarding the supply of a petrol tank and filler for chassis 39-EX. | 12th Jan 1937 | Box 92 \ 6 scan0098 | |
| Requesting the dispatch of parts to Messrs Barkers for fitting a tank to chassis 39-EX. | 12th Jan 1937 | Box 92 \ 6 scan0099 | |
| Letter to Park Ward & Co. Ltd. regarding the despatch of a Phantom III petrol tank. | 12th Jan 1937 | Box 92 \ 6 scan0100 | |
| Requesting modifications to Phantom III hot spots to remove gas flow restrictions. | 14th Jan 1937 | Box 92 \ 6 scan0101 | |
| List of modifications and checks for the 35-EX vehicle's 10,000 miles test. | 21th Jan 1937 | Box 92 \ 6 scan0102 | |
| Whether to permanently mount the Continental P.3 body onto a dummy chassis. | 26th Jan 1937 | Box 92 \ 6 scan0103 | |
| Letter to Barkers Ltd. regarding the completion of an experimental steel body and arranging a visit to discuss noise insulation. | 26th Jan 1937 | Box 92 \ 6 scan0104 | |
| Progress report on the Continental Phantom III project, discussing parts manufacturing, testing delays, and weight reduction efforts. | 30th Jan 1937 | Box 92 \ 6 scan0105 | |
| Comparison of estimated vs achieved weight and cost variations for various vehicle components. | 30th Jan 1937 | Box 92 \ 6 scan0106 | |
| Potential weight savings and engine performance improvements. | 30th Jan 1937 | Box 92 \ 6 scan0107 | |
| Power comparison graph for the Phantom III engine, comparing Standard and Continental units. | 1st Dec 1938 | Box 92 \ 6 scan0108 | |
| Letter to Messrs. Barkers & Co. Ltd. arranging a meeting about sound insulation for a Phantom III light body. | 2nd Feb 1937 | Box 92 \ 6 scan0109 | |
| Request for an up-to-date list of modifications made to the Continental Phantom III model. | 22th Jan 1937 | Box 92 \ 6 scan0110 | |
| Request for the urgent production of a developed camshaft for the Continental Phantom No. 14 Unit. | 2nd Feb 1937 | Box 92 \ 6 scan0111 | |
| List of estimated cost savings on a Continental Unit from proposed modifications. | 5th Feb 1937 | Box 92 \ 6 scan0112 | |
| Weight saving on Ultimate Continental Phantom III. | 5th Feb 1937 | Box 92 \ 6 scan0113 | |
| Breakdown of net weight savings on Continental Caron Cooling Section components. | 5th Feb 1937 | Box 92 \ 6 scan0114 | |
| List of estimated weight savings for Continental Phantom III steering components, measured in pounds and ounces. | 8th Feb 1937 | Box 92 \ 6 scan0115 | |
| Despatch request for a set of body mounting rubbers for an experimental chassis. | 8th Feb 1937 | Box 92 \ 6 scan0116 | |
| Letter to Barker & Co. Ltd. regarding the dispatch of Phantom III Body Rubbers and a query about the weight of seapak damping material. | 8th Feb 1937 | Box 92 \ 6 scan0117 | |
| Instruction to fit a thin aluminium plate to cover a gap on the Continental Phantom III Radiator. | 10th Feb 1937 | Box 92 \ 6 scan0118 | |
| Letter confirming the dispatch of 5 Dunlop Wire Wheels for an Experimental Car. | 19th Feb 1937 | Box 92 \ 6 scan0119 | |
| Letter to Messrs. Barkers & Co. Ltd. regarding weight figures and arranging a meeting to review them. | 19th Feb 1937 | Box 92 \ 6 scan0120 | |
| Requesting the despatch of five Dunlop Wire Wheels to Messrs. Barkers & Co. | 19th Feb 1937 | Box 92 \ 6 scan0121 | |
| Request to make and fit a stone guard to a lightened tank for car 39-EX, according to drawing SK.503. | 23th Feb 1937 | Box 92 \ 6 scan0122 | |
| Requesting a new cover and four stiffer springs for a rubber-seated steam valve to be tested on the Continental car. | 9th Mar 1937 | Box 92 \ 6 scan0123 | |
| From Sg. to Gry. regarding delays and scheduling for a Continental Phantom III vehicle with coachwork by Barker's. | 11th Mar 1937 | Box 92 \ 6 scan0124 | |
| Body and chassis weights for the Continental Phantom III. | 12th Mar 1937 | Box 92 \ 6 scan0125 | |
| Completion schedule and unit specification for chassis 39-EX. | 12th Mar 1937 | Box 92 \ 6 scan0126 | |
| The development timeline for the Continental Phantom III car before it can be sent to France. | 12th Mar 1937 | Box 92 \ 6 scan0127 | |
| The fitting of a thermometer and pressure gauge for the pressure cooling system on a Continental Phantom III car. | 16th Mar 1937 | Box 92 \ 6 scan0128 | |
| Instructing to fit 'B' Series front end anchorage brackets to the rear springs to get adequate clearance. | 17th Mar 1937 | Box 92 \ 6 scan0129 | |
| Request for a new registration number for an experimental car, detailing its specifications. | 18th Mar 1937 | Box 92 \ 6 scan0130 | |
| Request to Cornercroft Ltd. to supply the registration number RC.4922 for a Phantom III body. | 18th Mar 1937 | Box 92 \ 6 scan0131 | |
| Official order be sent to Cornercroft Ltd. for one registration plate. | 18th Mar 1937 | Box 92 \ 6 scan0132 | |
| Request to have one front registration cast for car 39-EX. | 18th Mar 1937 | Box 92 \ 6 scan0133 | |
| Modification to the Continental Phantom III steering specification. | 23th Mar 1937 | Box 92 \ 6 scan0134 | |
| Specific steering and front axle parts for the Phantom III Continental Chassis (39-Ex), warning against high-speed use. | 23th Mar 1937 | Box 92 \ 6 scan0135 | |
| Tabulated list of coachbuilders, body styles, and associated reference numbers with measurements. | 24th Mar 1937 | Box 92 \ 6 scan0136 | |
| List of departures from standard for the Continental Phantom III - 39-EX, detailing changes to the chassis and engine. | 9th Apr 1937 | Box 92 \ 6 scan0137 | |
| Specification list for various engine components, page 2. | 9th Apr 1937 | Box 92 \ 6 scan0138 | |
| The delayed departure of a Continental Phantom III car to France. | 9th Apr 1937 | Box 92 \ 6 scan0139 | |
| The fitting of a specific handbrake and positioning of aluminium shoes for the Continental Phantom III model. | 10th Apr 1937 | Box 92 \ 6 scan0140 | |
| Urgent production of a handbrake lever and the detailing of shoes for Continental Phantom III brakes. | 13th Apr 1937 | Box 92 \ 6 scan0141 | |
| Required modifications to the Continental Phantom III brakes to correct excessive rear braking. | 14th Apr 1937 | Box 92 \ 6 scan0142 | |
| To HPS listing three jobs to be completed on car 39-EX. | 15th Apr 1937 | Box 92 \ 6 scan0143 | |
| Two build points for the 39-EX Continental model. | 26th Apr 1937 | Box 92 \ 6 scan0144 | |
| Testing and fitting of a hardened Phantom III bevel pinion to a Continental car before it goes to France. | 26th Apr 1937 | Box 92 \ 6 scan0145 | |
| Instruction to trial a bevel pinion with a hardened surface for the Phantom III back axle. | 24th Apr 1937 | Box 92 \ 6 scan0146 | |
| Two technical points regarding the 39-EX Continental model, specifically oil filter removal and crankcase connections. | 26th Apr 1937 | Box 92 \ 6 scan0147 | |
| Request to create a new tiltable oil filter for chassis 39-EX to clear the side steering tube. | 5th May 1937 | Box 92 \ 6 scan0148 | |
| Road test findings for the Continental Phantom, noting engine roughness and the need for further development. | 6th May 1937 | Box 92 \ 6 scan0149 | |
| List of required modifications and repairs to be carried out on car 39-EX. | 7th May 1937 | Box 92 \ 6 scan0150 | |
| Pre-delivery checks and testing arrangements for a Continental Phantom III. | 8th Apr 1937 | Box 92 \ 6 scan0151 | |
| Detailed breakdown of weight savings for components of the Continental Phantom III model. | 14th May 1937 | Box 92 \ 6 scan0152 | |
| List of weight reductions in pounds for various components of the Continental Phantom III model. | 14th May 1937 | Box 92 \ 6 scan0153 | |
| Measured weight saving on the Continental Phantom III. | 14th May 1937 | Box 92 \ 6 scan0154 | |
| Road test report on the Continental Phantom III vehicle, detailing performance and issues from a trip to North Wales. | 19th May 1937 | Box 92 \ 6 scan0155 | |
| List of faults and observations regarding the vehicle's coachwork. | 24th May 1937 | Box 92 \ 6 scan0156 | |
| Instructions to fit standard engine sideguards and shuttered bonnet side plates to a Continental Ph.III car. | 24th May 1937 | Box 92 \ 6 scan0157 | |
| | | | |