| Description | Date | Identifier | |
| Rubber stop for the Phantom III clutch pedal, similar to the one for the 25/30 HP model. | 30th Jan 1936 | Box 93 \ 3 scan0085 | |
| Modification to add drainage slots to the hot box on the Phantom III induction system. | 1st Feb 1936 | Box 93 \ 3 scan0086 | |
| Request to send a Ph.III driven plate hub and iron rivets to Borg & Beck for clutch plate assembly. | 3rd Feb 1936 | Box 93 \ 3 scan0087 | |
| Request to detail and make pieces for a Phantom III clutch scheme to maintain a constant pedal load. | 10th Feb 1936 | Box 93 \ 3 scan0088 | |
| Requesting a clutch pedal stop be fitted to cars 33-EX and 32-EX. | 14th Feb 1936 | Box 93 \ 3 scan0089 | |
| Testing and specifying various Borg & Beck clutch plates for the Phantom III chassis. | 18th Feb 1936 | Box 93 \ 3 scan0090 | |
| On the modification and testing of a standard Oillite bush for the Phantom III clutch. | 9th Mar 1936 | Box 93 \ 3 scan0091 | |
| Use of a standard oilite bush for the Phantom III clutch and the necessary modifications. | 9th Mar 1936 | Box 93 \ 3 scan0092 | |
| Request to incorporate a modified oilite bush into the specification for the Phantom III Clutch. | 13th Mar 1936 | Box 93 \ 3 scan0093 | |
| Seizing oilite bush on the Phantom III clutch. | 27th Mar 1936 | Box 93 \ 3 scan0094 | |
| Sending a Phantom III clutch plate and facings to Borg & Beck Ltd. for refacing with Ferodo material. | 1st Apr 1936 | Box 93 \ 3 scan0095 | |
| Modification to the gas-tight joint for the brake and clutch pedals on the Phantom III model. | 3rd Apr 1936 | Box 93 \ 3 scan0096 | |
| Examination of a stiffened clutch pressure plate's performance after testing. | 6th Apr 1936 | Box 93 \ 3 scan0097 | |
| Requesting the manufacture of a hub for a Phantom III clutch from carbon steel. | 8th Apr 1936 | Box 93 \ 3 scan0098 | |
| Arranging a test run for an Oilite Bush for a Phantom III clutch. | 8th Apr 1936 | Box 93 \ 3 scan0099 | |
| Request to make one each of a lever and bracket, which are alternative pieces for the pedal servo, for the Ph.III Clutch. | 15th Apr 1936 | Box 93 \ 3 scan0100 | |
| Recommendation to use 'Ferodo No.6' material for Ph.lll clutches based on its smooth take-up. | 17th Apr 1936 | Box 93 \ 3 scan0101 | |
| Material composition and manufacturing issues for clutch adjusting screws and valve springs. | 20th Apr 1936 | Box 93 \ 3 scan0102 | |
| Micro-examination report on a failed Phantom III valve spring, concluding the cause was surface corrosion. | 15th Apr 1936 | Box 93 \ 3 scan0103 | |
| Issues and proposed modifications for the Phantom III clutch pedal travel. | 22th Apr 1936 | Box 93 \ 3 scan0104 | |
| Note on alterations to increase the equivalent servo-operated clutch pedal travel. | 24th Apr 1936 | Box 93 \ 3 scan0105 | |
| Instructions for the assembly of clutch components. | 24th Apr 1936 | Box 93 \ 3 scan0106 | |
| Modification to the Clutch and Brake Pedals for the Phantom III to accommodate floor matting. | 24th Apr 1936 | Box 93 \ 3 scan0107 | |
| Graph showing the characteristics of a Long Semi-Centrifugal Clutch advertised in an S.A.E. Journal. | 1st Apr 1936 | Box 93 \ 3 scan0108 | |
| The modification of clutch and brake pedals for the Phantom III. | 24th Apr 1936 | Box 93 \ 3 scan0109 | |
| Changing Phantom III clutch plates on experimental cars for endurance testing. | 28th Apr 1936 | Box 93 \ 3 scan0110 | |
| Failure of the Phantom III clutch facing, comparing materials, and detailing modifications. | 29th Apr 1936 | Box 93 \ 3 scan0111 | |
| Modifications to the Phantom III clutch and frame. | 29th Apr 1936 | Box 93 \ 3 scan0112 | |
| Letter to Ferodo Limited detailing tensile strength test results for Ferodo 'No.6' and Raybestos 'Hyco' material samples. | 30th Apr 1936 | Box 93 \ 3 scan0113 | |
| Letter discussing the comparative strengths and centrifugal stress of materials named 'Hyco' and 'No.6'. | 30th Apr 1936 | Box 93 \ 3 scan0114 | |
| Flywheel balancing issues and solutions for the Phantom III, including a request for Chevrolet drawings. | 4th May 1936 | Box 93 \ 3 scan0115 | |
| Manufacturing failure of a clutch sleeve on the Phantom III and proposing a design change. | 5th May 1936 | Box 93 \ 3 scan0116 | |
| Failure of an Oilite bush in the Phantom III chassis flywheel and clutch, and the resulting production hold. | 6th May 1936 | Box 93 \ 3 scan0117 | |
| Phantom III Clutch oilite bush G.83571 and testing of a cheaper alternative. | 7th May 1936 | Box 93 \ 3 scan0118 | |
| Experimental oillite bush for the Phantom III chassis flywheel and clutch. | 8th May 1936 | Box 93 \ 3 scan0119 | |
| Trialling two new Phantom III clutch driven plates with specially arranged U-slots. | 15th May 1936 | Box 93 \ 3 scan0120 | |
| Request to modify a Phantom III clutch hub to give it more axial flexibility. | 19th May 1936 | Box 93 \ 3 scan0121 | |
| Clutch failure on car 34-EX, its causes, and potential remedies. | 26th May 1936 | Box 93 \ 3 scan0122 | |
| Clutch facing failure on car J4-EX and outlining proposed modifications and ongoing experiments. | 27th May 1936 | Box 93 \ 3 scan0123 | |
| Merits and issues of a 12' Long centre plate from Borg & Beck for a JZ-EX model. | 27th May 1936 | Box 93 \ 3 scan0124 | |
| Modifications to the Phantom III clutch with vacuum assistance. | 29th May 1936 | Box 93 \ 3 scan0125 | |
| Proposed modifications and clearance adjustments for the Phantom III clutch. | 29th May 1936 | Box 93 \ 3 scan0126 | |
| Clutch failure on model 34-EX, focusing on fabric thickness, rivetting, and weave. | 29th May 1936 | Box 93 \ 3 scan0127 | |
| Modifications and material specifications for the Phantom III Clutch Vacuum Servo. | 29th May 1936 | Box 93 \ 3 scan0128 | |
| Confirming arrangements for a Phantom III clutch driven plate and ordering facings. | 5th Jun 1936 | Box 93 \ 3 scan0129 | |
| Difficulties with the Phantom III clutch and suggesting a modification to increase pedal travel. | 5th Jun 1936 | Box 93 \ 3 scan0130 | |
| Clutch adjustment specifications for the Phantom III model. | 9th Jun 1936 | Box 93 \ 3 scan0131 | |
| Modification to the Phantom III clutch due to premature fabric failure. | 10th Jun 1936 | Box 93 \ 3 scan0132 | |
| Delivery delays and design modifications for Phantom III clutch plates due to supplier issues. | 11th Jun 1936 | Box 93 \ 3 scan0133 | |
| Required modifications and inspections for a 33-EX clutch. | 16th Jun 1936 | Box 93 \ 3 scan0134 | |
| Alternative clutch lining materials and manufacturing methods for the Phantom III Clutch. | 17th Jun 1936 | Box 93 \ 3 scan0135 | |
| Confirmatory order for Phantom III clutch plates. | 17th Jun 1936 | Box 93 \ 3 scan0136 | |
| Issues with Phantom III clutches, detailing problems with clutch fabric failure and experiments with new linings. | 22th Jun 1936 | Box 93 \ 3 scan0137 | |
| The development and whirling tests of different friction facings for the Phantom III clutch. | 22th Jun 1936 | Box 93 \ 3 scan0138 | |
| The testing and development of various clutch plates and their facings. | 22th Jun 1936 | Box 93 \ 3 scan0139 | |
| Order for 3 further clutch plate blanks for a Phantom III. | 22th Jun 1936 | Box 93 \ 3 scan0140 | |
| Requesting the preparation of a further driven plate for a Phantom III Clutch. | 22th Jun 1936 | Box 93 \ 3 scan0141 | |
| Modifications to the Phantom III clutch to reduce dust accumulation. | 23th Jun 1936 | Box 93 \ 3 scan0142 | |
| Photograph of a 'Talon III' Borg & Beck clutch centre plate with test specifications. | 23th Jun 1936 | Box 93 \ 3 scan0143 | |
| Photograph of a Phantom III Borg and Beck clutch centre plate faced with Ferodo 'M.G.' material. | 23th Jun 1936 | Box 93 \ 3 scan0144 | |
| Photograph of a failed 'Phantom III' clutch centre plate faced with Ferodo 'RC.6' material after a test. | 26th Jun 1936 | Box 93 \ 3 scan0145 | |
| Issues with the Phantom III clutch's oilite bush and requesting a modification to dispense with it. | 26th Jun 1936 | Box 93 \ 3 scan0146 | |
| Sending Phantom III driven plate parts to Ferodo for testing. | 30th Jun 1936 | Box 93 \ 3 scan0147 | |
| Rebuilding and testing of a new clutch plate for the Phantom III. | 3rd Jul 1936 | Box 93 \ 3 scan0148 | |
| Finger adjustment on the Phantom III clutch, proposing the creation of cast iron gauge plates. | 4th Jul 1936 | Box 93 \ 3 scan0149 | |
| Ongoing tests of a new, more promising clutch plate for the Phantom III. | 10th Jul 1936 | Box 93 \ 3 scan0150 | |
| The results of whirling tests performed on Rm 164/5 plates. | 16th Jul 1936 | Box 93 \ 3 scan0151 | |
| Ongoing clutch problems with car 34-EX and arranging for its replacement at the Works. | 31th Jul 1936 | Box 93 \ 3 scan0152 | |
| Requesting an additional scheme be fitted during modifications to the 36-EX clutch. | 4th Aug 1936 | Box 93 \ 3 scan0153 | |
| Requesting to fit clutch facings with a different material for the 36-EX clutch. | 5th Aug 1936 | Box 93 \ 3 scan0154 | |
| Request to prepare parts for a clutch upgrade on car 34-EX due to recurring trouble. | 8th Aug 1936 | Box 93 \ 3 scan0155 | |
| Requesting to fit a used clutch driven plate from car 33-EX to car 34-EX for endurance testing. | 12th Aug 1936 | Box 93 \ 3 scan0156 | |
| Method for dynamically balancing the Phantom III flywheel. | 17th Aug 1936 | Box 93 \ 3 scan0157 | |
| To transfer instructions for fitting a clutch driven plate from one unit to another for endurance work. | 17th Aug 1936 | Box 93 \ 3 scan0158 | |
| Accompanying drawings Rm.164/5 and Hs.2179 for a new Ph.III centre plate proposed for standardisation. | 20th Aug 1936 | Box 93 \ 3 scan0159 | |
| The introduction of a new centre driven clutch plate for the Phantom III. | 3rd Aug 1936 | Box 93 \ 3 scan0160 | |
| Issues with the Phantom III clutch and proposing a production change to a different centre plate. | 20th Aug 1936 | Box 93 \ 3 scan0161 | |
| Request to manufacture a second 'Long' type plate for a Phantom III Clutch. | 24th Aug 1936 | Box 93 \ 3 scan0162 | |
| Correcting a misunderstanding about the Phantom III clutch design and parts. | 25th Aug 1936 | Box 93 \ 3 scan0163 | |
| Request to fit a specific pedal servo scheme to a rebuilt Phantom III clutch to get the vehicle on the road sooner. | 28th Aug 1936 | Box 93 \ 3 scan0164 | |
| The delivery schedule for Phantom III clutch parts, including the driven plate and friction lining. | 1st Sep 1936 | Box 93 \ 3 scan0165 | |
| The supply and modification of a Phantom III clutch plate for a customer's car. | 12th Sep 1936 | Box 93 \ 3 scan0166 | |
| Clutch finger adjustment on the Phantom III, discussing issues with driven plate parallelism and recommending a new gauging practice. | 12th Sep 1936 | Box 93 \ 3 scan0167 | |
| Proposed scheme to address an issue with the Phantom III clutch, specifically 'jaggering'. | 21th Sep 1936 | Box 93 \ 3 scan0168 | |
| Clutch 'jaggering' on the Phantom III and the benefits of using a gauge plate. | 24th Sep 1936 | Box 93 \ 3 scan0169 | |
| Request to detail and prepare pieces for a spring centre on a Phantom III clutch to reduce transmission rattles. | 24th Sep 1936 | Box 93 \ 3 scan0170 | |
| Suggestions to increase the flexibility of the Phantom III Clutch Coupling Shaft to overcome a vibration issue. | 24th Sep 1936 | Box 93 \ 3 scan0171 | |
| Instructions for refacing a Phantom III clutch plate from car 36-EX with Hycoe material. | 25th Sep 1936 | Box 93 \ 3 scan0172 | |
| Determining if the difficulty in making the Phantom III clutch smooth is due to shaft flexibility. | 25th Sep 1936 | Box 93 \ 3 scan0173 | |
| Request to detail and make wider clutch facings for the Phantom III. | 25th Sep 1936 | Box 93 \ 3 scan0174 | |
| Requesting modifications to a Phantom III clutch plate. | 30th Sep 1936 | Box 93 \ 3 scan0175 | |
| Order to be placed with Messrs. Ferodo for specific clutch discs for the Phantom III. | 1st Oct 1936 | Box 93 \ 3 scan0176 | |
| Requesting to fit a Hycoe faced plate to a 36-EX clutch instead of a standard one. | 5th Oct 1936 | Box 93 \ 3 scan0177 | |
| Five recommendations for a modified Phantom III clutch. | 8th Oct 1936 | Box 93 \ 3 scan0178 | |
| Design of a driven plate and a planned experiment with a spring centre plate to reduce transmission rattles. | 8th Oct 1936 | Box 93 \ 3 scan0179 | |
| Missed desirable feature for the Phantom III clutch regarding the driven plate and splines. | 8th Oct 1936 | Box 93 \ 3 scan0180 | |
| The removal of a special flywheel from a Phantom III No. 8 unit. | 8th Oct 1936 | Box 93 \ 3 scan0181 | |
| Providing instructions for facing a plate for a Phantom III Clutch. | 8th Oct 1936 | Box 93 \ 3 scan0182 | |
| Modification to the Phantom III engine stay and clutch casing to reduce cost. | 8th Oct 1936 | Box 93 \ 3 scan0183 | |
| The preparation of a Phantom III clutch driven plate with specific cushioning and riveting. | 10th Oct 1936 | Box 93 \ 3 scan0184 | |
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