| Description | Date | Identifier | |
| Authorisation to pay an invoice from Ferodo Limited for two discs. | 13th May 1936 | Box 141 \ 1 scan0139 | |
| Letter to Ferodo Ltd. requesting tests on the bursting speed and fade characteristics of 'No.6' clutch facing material. | 14th May 1936 | Box 141 \ 1 scan0140 | |
| Requesting a covering order for two Ferodo discs. | 15th May 1936 | Box 141 \ 1 scan0141 | |
| Letter from Ferodo Limited regarding tensile tests, bursting speed, and coefficient of friction for No. 6 clutch material. | 15th May 1936 | Box 141 \ 1 scan0142 | |
| Letter to Ferodo Ltd. acknowledging arrangements for a bursting speed test on facing materials. | 18th May 1936 | Box 141 \ 1 scan0143 | |
| Request to send a third set of 12 Bentley shoes to Ferodo Ltd. to be lined with Ferodo VG.90 for E.R. Hall's car. | 20th May 1936 | Box 141 \ 1 scan0144 | |
| Letter to Ferodo Ltd. regarding Bentley brake shoes and the use of lining material VG.90 for Le Mans. | 25th May 1936 | Box 141 \ 1 scan0145 | |
| Requesting an order to be placed with Ferodos for fitting a Ph.III clutch driven plate. | 4th Jun 1936 | Box 141 \ 1 scan0146 | |
| Order for Phantom III clutch facings from Ferodo. | 5th Jun 1936 | Box 141 \ 1 scan0147 | |
| Letter to Ferodo Ltd. regarding quality issues and delivery delays for clutch plate facings. | 6th Jun 1936 | Box 141 \ 1 scan0148 | |
| Letter from Ferodo Limited concerning the supply and dispatch of No.6 quality discs. | 8th Jun 1936 | Box 141 \ 1 scan0149 | |
| Letter to Messrs. Ferodo Ltd. confirming a visit to witness slutch facing destruction tests. | 10th Jun 1936 | Box 141 \ 1 scan0150 | |
| Internal request to order Ferodo clutch facings for a Phantom III. | 13th Jun 1936 | Box 141 \ 1 scan0151 | |
| Letter to Ferodo Ltd. regarding the testing of a Phantom III clutch plate and ordering new clutch facings. | 13th Jun 1936 | Box 141 \ 1 scan0152 | |
| Logistics for fitting and testing Ferodo clutch facings. | 17th Jun 1936 | Box 141 \ 1 scan0153 | |
| Fitting of 13 1/2' clutch facings in Ferodo 'No.6' material to an old driven plate. | 17th Jun 1936 | Box 141 \ 1 scan0154 | |
| Requesting an order be placed with Ferodo for Phantom III clutch linings. | 19th Jun 1936 | Box 141 \ 1 scan0155 | |
| Letter from Cresswell's Asbestos Co. Ltd. offering to send a set of 'CHEKKO-W.G.2.' self-bedding brake liners for testing. | 19th Jun 1936 | Box 141 \ 1 scan0156 | |
| Instruction leaflet for fitting and hardening Chekko-W.G.2 self-hardening brake lining. | 1st May 1936 | Box 141 \ 1 scan0157 | |
| Product information and price list for Chekko solid head and tubular shank rivets and associated tools. | 22th Jun 1936 | Box 141 \ 1 scan0158 | |
| Internal request to order six clutch discs for the Phantom III model. | 22th Jun 1936 | Box 141 \ 1 scan0159 | |
| Requesting tensile strength testing on six test pieces of 'Hycoe' clutch facing material. | 25th Jun 1936 | Box 141 \ 1 scan0160 | |
| Letter to Cresswell's Asbestos Co. Ltd. declining to test Chekko Linings due to other commitments. | 26th Jun 1936 | Box 141 \ 1 scan0161 | |
| Sending Phantom III driven plate parts to Ferodo for testing. | 30th Jun 1936 | Box 141 \ 1 scan0162 | |
| To Roy requesting an order for clutch facings from Ferodo. | 3rd Jul 1936 | Box 141 \ 1 scan0163 | |
| Letter to Ferodo Ltd. concerning progress on stronger 'No.6' facings for driven plates and a proposed visit for testing. | 10th Jul 1936 | Box 141 \ 1 scan0164 | |
| Letter to Messrs. Ferodo Ltd. postponing a proposed visit to their Works. | 13th Jul 1936 | Box 141 \ 1 scan0165 | |
| Return of faulty clutch facings to the supplier Ferodo. | 16th Jul 1936 | Box 141 \ 1 scan0166 | |
| Instructing Roy to place an order with Ferodo for two types of clutch facings. | 16th Jul 1936 | Box 141 \ 1 scan0167 | |
| Letter from Ferodo Limited regarding the despatch of four S.6424 quality discs. | 28th Jul 1936 | Box 141 \ 1 scan0168 | |
| Letter to supplier Messrs. Ferodo, Ltd. acknowledging receipt of facings and reminding them of an outstanding order for two different facings. | 3rd Aug 1936 | Box 141 \ 1 scan0169 | |
| Letter from Ferodo Limited concerning an order for discs, discussing material qualities and delivery. | 4th Aug 1936 | Box 141 \ 1 scan0170 | |
| Letter to Ferodo Limited requesting two discs of 'No.6' quality to Rm.165. | 5th Aug 1936 | Box 141 \ 1 scan0171 | |
| Despatch note to Messrs. Ferodo Ltd. regarding a rejected faulty clutch facing. | 6th Aug 1936 | Box 141 \ 1 scan0172 | |
| Letter from Ferodo Limited confirming an order for two discs to drawing RM.165. | 6th Aug 1936 | Box 141 \ 1 scan0173 | |
| Letter from Ferodo Limited confirming prices for S.6424 quality discs with reference to drawing Rm.165. | 12th Aug 1936 | Box 141 \ 1 scan0174 | |
| Letter to Ferodo Ltd. requesting samples of a low-friction brake lining material with zinc bonding for testing. | 12th Aug 1936 | Box 141 \ 1 scan0175 | |
| Urgent request for RM.165 facings from the supplier Ferodo. | 17th Aug 1936 | Box 141 \ 1 scan0176 | |
| Letter from Ferodo Limited confirming the dispatch of two RM.165 discs of No.6 quality. | 17th Aug 1936 | Box 141 \ 1 scan0177 | |
| Letter from Ferodo Limited regarding tests on F.B.A. type brake lining material for 20/25 HP cars. | 19th Aug 1936 | Box 141 \ 1 scan0178 | |
| Return of incorrect clutch facings to Ferodo Ltd for replacement. | 21th Aug 1936 | Box 141 \ 1 scan0179 | |
| Letter from Ferodo Limited regarding the dispatch and branding of VM.30 discs, part number G.82827. | 25th Aug 1936 | Box 141 \ 1 scan0180 | |
| Letter to Ferodo Ltd. requesting four sets of material in Bentley sizes to address squeaking issues. | 26th Aug 1936 | Box 141 \ 1 scan0181 | |
| Request to officially order various sizes of friction lining from Ferodo Ltd. | 27th Aug 1936 | Box 141 \ 1 scan0182 | |
| Requesting authorisation to pay an invoice from Ferodo Ltd. for G.55006 Ferodo Liners. | 31th Aug 1936 | Box 141 \ 1 scan0183 | |
| Letter from Ferodo Limited confirming the despatch of requested parts in Bentley sizes. | 2nd Sep 1936 | Box 141 \ 1 scan0184 | |
| Clarifying that parts mentioned in a previous memo require an official order. | 4th Sep 1936 | Box 141 \ 1 scan0185 | |
| Letter to Messrs. Ferodo Limited confirming a discussion about clutch facings G.84809. | 22th Sep 1936 | Box 141 \ 1 scan0186 | |
| Order for clutch discs from Ferodo with specific material, dimensions, and grinding tolerances. | 24th Sep 1936 | Box 141 \ 1 scan0187 | |
| Order for two Phantom III clutch discs from Ferodo Ltd. | 25th Sep 1936 | Box 141 \ 1 scan0188 | |
| Letter from Ferodo Limited confirming arrangements made for clutch facings, part number G.84809. | 25th Sep 1936 | Box 141 \ 1 scan0189 | |
| Follow-up letter from Gandys Brake Lining inquiring about the test results of clutch discs supplied the previous year. | 30th Sep 1936 | Box 141 \ 1 scan0190 | |
| Order be placed with Messrs. Ferodo for special Phantom III clutch discs. | 2nd Oct 1936 | Box 141 \ 1 scan0191 | |
| Letter to Ferodo Ltd. regarding the manufacturing specifications for clutch facings. | 2nd Oct 1936 | Box 141 \ 1 scan0192 | |
| Order for Phantom III clutch discs. | 12th Oct 1936 | Box 141 \ 1 scan0193 | |
| Parts request sent to Ferodo for four clutch discs with specific dimensions and tolerances. | 12th Oct 1936 | Box 141 \ 1 scan0194 | |
| Urgent order and payment for Ferodo brake linings. | 15th Oct 1936 | Box 141 \ 1 scan0195 | |
| Letter to Ferodo Ltd. requesting the supply of two sets of brake linings. | 15th Oct 1936 | Box 141 \ 1 scan0196 | |
| Blueprint detailing specifications for 12' brake linings, Type B.E.N. | 14th Jun 1936 | Box 141 \ 1 scan0197 | |
| Order for Phantom III clutch discs from Ferodo. | 16th Oct 1936 | Box 141 \ 1 scan0198 | |
| Query to supplier Ferodo Ltd. about faults with bonnet strips and a request for a graphite-impregnated alternative. | 19th Oct 1936 | Box 141 \ 1 scan0199 | |
| Letter to Ferodo Ltd. regarding persistent brake squeaking issues on a Bentley and requesting information on alternative brake linings. | 21th Oct 1936 | Box 141 \ 1 scan0200 | |
| Letter to Ferodo Ltd. detailing test results and issues with their S.5805 brake material. | 30th Oct 1936 | Box 141 \ 1 scan0201 | |
| Issues with brake friction linings, their temperature limits, and customer complaints about squeaks. | 30th Oct 1936 | Box 141 \ 1 scan0202 | |
| Letter to Ferodo Ltd. regarding an incorrectly branded order for two sets of components. | 4th Nov 1936 | Box 141 \ 1 scan0203 | |
| Letter from Ferodo Limited concerning samples of scored drum liners and the despatch of other parts. | 4th Nov 1936 | Box 141 \ 1 scan0204 | |
| Letter to Ferodo Ltd. regarding the Brinell hardness of a sample and potential alternative materials for liners. | 5th Nov 1936 | Box 141 \ 1 scan0205 | |
| Letter from Ferodo Limited regarding incorrectly stencilled liners and their subsequent re-stencilling. | 5th Nov 1936 | Box 141 \ 1 scan0206 | |
| Letter from Ferodo Limited discussing the microstructure analysis of a badly scored Millenite drum lining sample. | 9th Nov 1936 | Box 141 \ 1 scan0207 | |
| The incorrect delivery of Ferodo brake linings which will be kept and a covering order requested. | 12th Nov 1936 | Box 141 \ 1 scan0208 | |
| Letter discussing a disagreement over the microstructure of iron used in brake drums with Ferodo Ltd. | 12th Nov 1936 | Box 141 \ 1 scan0209 | |
| Letter discussing the properties of iron and steel, specifically its scoring behaviour and performance when heated. | 13th Nov 1936 | Box 141 \ 1 scan0210 | |
| Order to Ferodo Ltd. for parts needed for squeak tests. | 13th Nov 1936 | Box 141 \ 1 scan0211 | |
| Letter from Ferodo Limited acknowledging a letter and advising that Mr. Longley is away in France. | 14th Nov 1936 | Box 141 \ 1 scan0212 | |
| Letter from Ferodo regarding brake squeal issues on a Bentley car and recommendations for different brake lining materials. | 22th Oct 1936 | Box 141 \ 1 scan0213 | |
| Page 2 of a letter from Ferodo suggesting the use of 'Bettmans Cement' as a filler for brake linings to prevent vibration. | 23th Nov 1936 | Box 141 \ 1 scan0214 | |
| Requesting a copy of an untraceable official order for liners from Ferodo Ltd. | 23th Nov 1936 | Box 141 \ 1 scan0215 | |
| Official order be placed with Ferodo Ltd. for materials for squeak tests. | 24th Nov 1936 | Box 141 \ 1 scan0216 | |
| Official order for S.6611 material to be sent to Ferodo Ltd. | 28th Nov 1936 | Box 141 \ 1 scan0217 | |
| Letter from Gandy's Brake Lining regarding the dispatch of Bearing Liners and a follow-up on Clutch Facings under test. | 14th Dec 1936 | Box 141 \ 1 scan0218 | |
| Official order be sent to Messrs Ferodo Ltd for servo discs to be used on a Bentley. | 18th Dec 1936 | Box 141 \ 1 scan0219 | |
| Letter to Ferodo Ltd. regarding the performance of servo discs, standardising a type, and requesting further samples for testing. | 18th Dec 1936 | Box 141 \ 1 scan0220 | |
| Letter from Ferodo Limited concerning the qualities of experimental clutch servo discs and a recent quotation. | 21th Dec 1936 | Box 141 \ 1 scan0221 | |
| Letter from the Experimental Department to Ferodo Ltd. discussing test results of brake drum samples S.6611 and VM.20. | 22th Dec 1936 | Box 141 \ 1 scan0222 | |
| Letter discussing the ordering and testing of different brake lining materials to address squeaking issues. | 22th Dec 1936 | Box 141 \ 1 scan0223 | |
| Letter from supplier Ferodo Limited regarding a delay in dispatching samples of woven tape. | 24th Dec 1936 | Box 141 \ 1 scan0224 | |
| Letter from Ferodo Limited discussing the friction and wear characteristics of various brake lining materials. | 29th Dec 1936 | Box 141 \ 1 scan0225 | |
| Letter from Ferodo Limited discussing the coefficient of friction and testing of materials VG.90 and Ferodo MZ. | 29th Dec 1936 | Box 141 \ 1 scan0226 | |
| Modifications to Ferodo brake liners and riveting for Phantom III and Wraith models. | 4th Jan 1937 | Box 141 \ 1 scan0227 | |
| Letter to Ferodo Ltd. discussing brake lining testing methods and a resulting front axle failure. | 4th Jan 1937 | Box 141 \ 1 scan0228 | |
| Request for a modified anvil for a bifurcated riveting machine to accommodate brake shoes with transverse ribs. | 4th Jan 1937 | Box 141 \ 1 scan0229 | |
| Order for Ferodo brake linings for Bentley cars to address squeaking complaints. | 7th Jan 1937 | Box 141 \ 1 scan0230 | |
| Letter from the Experimental Dept. to Ferodo Limited regarding the testing of linings BZ and VG.90. | 8th Jan 1937 | Box 141 \ 1 scan0231 | |
| Resolving Bentley brake squeaks by fitting new types of Ferodo linings. | 8th Jan 1937 | Box 141 \ 1 scan0232 | |
| Letter to The Bifurcated Tubular Rivet Co. regarding the modification of shoes and a new anvil. | 11th Jan 1939 | Box 141 \ 1 scan0233 | |
| Letter to a rivet company inquiring about the feasibility of riveting a specific part. | 15th Jan 1937 | Box 141 \ 1 scan0234 | |
| Letter to The Gandy Belt Mfg. Co. Ltd. regarding an untraceable previous correspondence. | 16th Jan 1937 | Box 141 \ 1 scan0235 | |
| Letter from Gandy's Brake Lining regarding a miscarried letter and enclosing a copy. | 18th Jan 1937 | Box 141 \ 1 scan0236 | |
| Letter to The Gandy Belt Mfg. Co. Ltd. regarding the testing of clutch servo friction linings. | 20th Jan 1937 | Box 141 \ 1 scan0237 | |
| Letter from Ferodo Limited confirming a telephone message about an order for S6611 liners. | 20th Jan 1937 | Box 141 \ 1 scan0238 | |
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