| Description | Date | Identifier | |
| Letter to Automotive Products Company Ltd. regarding an experimental master cylinder for a Phantom III chassis and Lockheed components. | 28th Nov 1936 | Box 92 \ 4 scan0251 | |
| Standardisation report on Tinman's headed solid copper rivets for fixing Ferodo to brake shoes. | 18th Nov 1936 | Box 92 \ 4 scan0252 | |
| Standardisation of parts for the Phantom III, specifically for Timmin's Hedder Collar for fixing. | 30th Nov 1936 | Box 92 \ 4 scan0253 | |
| Query regarding the standard setting for the handbrake adjustment on the Phantom III. | 30th Oct 1936 | Box 92 \ 4 scan0254 | |
| The deletion of oil traps from the PH. III rear brakes following successful testing. | 11th Nov 1936 | Box 92 \ 4 scan0255 | |
| The deletion of lock plates on the Phantom III front brakes and the use of spring washers instead. | 12th Nov 1936 | Box 92 \ 4 scan0256 | |
| The agreement to delete the oil catchers for the Phantom III rear brakes. | 17th Nov 1936 | Box 92 \ 4 scan0257 | |
| Temporary mounting for a Lockheed master cylinder for experimental hydraulic brakes on the Phantom III. | 19th Nov 1936 | Box 92 \ 4 scan0258 | |
| Referring to a suggestion about the Phantom III Front Brakes. | 19th Nov 1936 | Box 92 \ 4 scan0259 | |
| Experimental testing of aluminium brake shoes for the Phantom III front brakes and an investigation into costs. | 21th Nov 1936 | Box 92 \ 4 scan0260 | |
| Modifications to the rear brakes of the Phantom III model. | 24th Nov 1936 | Box 92 \ 4 scan0261 | |
| Requesting the fitting of N.Sch.4778 to the rear brakes of car 35-EX before it goes to France. | 8th Dec 1936 | Box 92 \ 4 scan0262 | |
| Issue with Phantom III front brakes engaging when the car is jacked up, discussing adjustment procedures and safety concerns. | 9th Dec 1936 | Box 92 \ 4 scan0263 | |
| Issue where the Phantom III's front brakes engage when the car is jacked up, and a proposed solution. | 19th Nov 1936 | Box 92 \ 4 scan0264 | |
| Modified rebound buffer design, the use of existing forgings, and the need for urgent testing. | 4th Dec 1936 | Box 92 \ 4 scan0265 | |
| Fouling issue with the front roll rod and connecting link on the Phantom III, and proposed solutions. | 4th Dec 1936 | Box 92 \ 4 scan0266 | |
| Modifications made to the floorboards and support to rectify sticking hand brakes on car 36-EX. | 10th Dec 1936 | Box 92 \ 4 scan0267 | |
| Sticking hand brake issue on car 36-EX, requiring floorboard modifications. | 10th Dec 1936 | Box 92 \ 4 scan0268 | |
| Production inaccuracy with the Phantom III hand brake lever causing restricted travel. | 15th Dec 1936 | Box 92 \ 4 scan0269 | |
| Ordering annular rings of forged carbon steel for manufacturing Phantom III brake drums. | 17th Dec 1936 | Box 92 \ 4 scan0270 | |
| Agreeing to cease grinding and polishing on hand brake levers for the Phantom III & Wraith II, suggesting a dull nickel finish instead. | 18th Dec 1936 | Box 92 \ 4 scan0271 | |
| Inaccuracies in the machining of key-ways for hand brake levers and corrective actions. | 22th Dec 1936 | Box 92 \ 4 scan0272 | |
| Cost-saving modifications for the Phantom III aluminium front brake shoes under N.Scheme 4956. | 24th Dec 1936 | Box 92 \ 4 scan0273 | |
| Modifications to Phantom III rear brake drums due to casting weaknesses and difficulties. | 24th Dec 1936 | Box 92 \ 4 scan0274 | |
| Modification to the Phantom III rear brake drums based on supplier feedback regarding casting weaknesses. | 24th Dec 1936 | Box 92 \ 4 scan0275 | |
| Letter from Midland Motor Cylinder Co Ltd regarding 'Phantom 3' brake drum drawings and quotations. | 31th Dec 1936 | Box 92 \ 4 scan0276 | |
| Request to modify the Phantom III front brake drums based on a previous modification to the rear drums. | 1st Jan 1937 | Box 92 \ 4 scan0277 | |
| Request to modify the Phantom III front brake drums based on rear drum specifications and supplier feedback. | 1st Jan 1937 | Box 92 \ 4 scan0278 | |
| Requesting an order of two sets of Phantom III brake drum castings using 'Chromidium' from Midland Cylinder Co's. | 5th Jan 1937 | Box 92 \ 4 scan0279 | |
| Investigating a complaint of moaning brakes when hot on a PH III vehicle for Lord Rosedury. | 5th Jan 1937 | Box 92 \ 4 scan0280 | |
| Blueprint for a gauge for a Phantom III rear hub retaining nut. | 31th Dec 1938 | Box 92 \ 4 scan0281 | |
| Blueprint detailing modifications to the Phantom III rear hubs to overcome customer complaints. | 4th Jan 1937 | Box 92 \ 4 scan0282 | |
| Letter to The Midland Motor Cylinder Co. Ltd. regarding an order for Phantom III brake drums and altered machining drawings. | 7th Jan 1937 | Box 92 \ 4 scan0283 | |
| Letter from Midland Motor Cylinder Co Ltd confirming receipt of a letter and actioning an order. | 8th Jan 1937 | Box 92 \ 4 scan0284 | |
| Adjustments to the Phantom III front brakes and rebound buffers. | 19th Jan 1937 | Box 92 \ 4 scan0285 | |
| Modifications, avoiding conflicting recommendations, and balancing production cost reduction with road testing. | 20th Jan 1937 | Box 92 \ 4 scan0286 | |
| Responding to proposed changes for the Phantom III rear axle brakes and hubs. | 16th Jan 1937 | Box 92 \ 4 scan0287 | |
| Performance of Bentley aluminium drums and the requirement for grease catchers. | 16th Jan 1937 | Box 92 \ 4 scan0288 | |
| Requesting the construction and fitting of rear brakes for a Phantom III. | 22th Jan 1937 | Box 92 \ 4 scan0289 | |
| Request to dispatch a Bentley rear axle centre box plate to Paris and rear dust covers to the Repair Dept. | 23th Jan 1937 | Box 92 \ 4 scan0290 | |
| Modification to the Phantom III brake operation. | 26th Jan 1937 | Box 92 \ 4 scan0291 | |
| Faults with a Phantom III, including brakes, distributors, and camshaft cover oil leaks. | 29th Jan 1937 | Box 92 \ 4 scan0292 | |
| Standardisation of parts for the Phantom III, fitting leather washers on the rear brake bell crank levers. | 15th Jan 1937 | Box 92 \ 4 scan0293 | |
| Standardization of a leather washer for the Phantom III rear brake bell crank to prevent water entry and shaft failure. | 17th Dec 1936 | Box 92 \ 4 scan0294 | |
| Recurring issue with Bentley rear brake drums rubbing and a proposed solution. | 1st Feb 1937 | Box 92 \ 4 scan0295 | |
| Decision to fit Lockheed hydraulic brakes to the Phantom III model. | 2nd Feb 1937 | Box 92 \ 4 scan0296 | |
| Requesting a drawing for an adaptor to prevent damage to the Phantom III rear hub roller race during assembly. | 2nd Feb 1937 | Box 92 \ 4 scan0297 | |
| Blueprint detailing an adaptor to facilitate the assembly of Phantom III rear hubs. | 2nd Feb 1937 | Box 92 \ 4 scan0298 | |
| Material and design options for Phantom III front brake shoes. | 2nd Feb 1937 | Box 92 \ 4 scan0299 | |
| Time-saving change by eliminating polishing after chromium plating for Phantom III & Wraith II hand brake levers. | 2nd Feb 1937 | Box 92 \ 4 scan0300 | |
| Modification request to remove keyways from the rear brake bell crank levers on car 37-EX. | 3rd Feb 1937 | Box 92 \ 4 scan0301 | |
| Seizure of brake idler levers due to rust and proposing a cheaper design using stainless steel bushes. | 6th Feb 1937 | Box 92 \ 4 scan0302 | |
| Blueprint detailing the assembly of a butt joint with material and alternative fixing specifications. | 8th Feb 1937 | Box 92 \ 4 scan0303 | |
| Modifications to the bell crank levers on the Phantom III rear brakes. | 9th Feb 1937 | Box 92 \ 4 scan0304 | |
| Broken rivet heads found in the rear brake drums of a Phantom III car. | 12th Feb 1937 | Box 92 \ 4 scan0305 | |
| Replacement of failing brass rivets with copper ones on Phantom III brake Ferodo linings. | 16th Feb 1937 | Box 92 \ 4 scan0306 | |
| Replacing failing brass countersunk head rivets with copper flat head rivets on Phantom III brakes. | 22th Feb 1937 | Box 92 \ 4 scan0307 | |
| The front brakes of car 33-EX be relined with Ferodo S.5805 or S.Z. material. | 2nd Mar 1937 | Box 92 \ 4 scan0308 | |
| Instructions for fitting Chromidium and 5% carbon steel brake drums to two Phantom III experimental cars. | 3rd Mar 1937 | Box 92 \ 4 scan0309 | |
| Brake judder issues and slack in the brake ropes on a Phantom III chassis. | 4th Mar 1937 | Box 92 \ 4 scan0310 | |
| Modification to the Phantom III rear brake shoes to make the inner flange symmetrical. | 4th Mar 1937 | Box 92 \ 4 scan0311 | |
| Seeking confirmation to change an oil drain part from a brass casting to an aluminium die casting. | 15th Mar 1937 | Box 92 \ 4 scan0312 | |
| Complaints from Cricklewood about the Phantom III rear brakes binding. | 24th Mar 1937 | Box 92 \ 4 scan0313 | |
| Complaint from Cricklewood regarding Phantom III rear brakes binding due to proximity issues. | 24th Mar 1937 | Box 92 \ 4 scan0314 | |
| Stoneguard for Phantom III brakes to prevent stones from jamming the mechanism. | 25th Mar 1937 | Box 92 \ 4 scan0315 | |
| Defect with the Phantom III rear brakes causing binding due to oversized Ferodo linings. | 31th Mar 1937 | Box 92 \ 4 scan0316 | |
| Improvements to the fitting process of brake linings. | 7th Apr 1937 | Box 92 \ 4 scan0317 | |
| Concluding page of a memo regarding improving methods of machining. | 7th Apr 1937 | Box 92 \ 4 scan0318 | |
| Complaint and investigation into rear brake shoe issues on a Phantom III. | 1st Apr 1937 | Box 92 \ 4 scan0319 | |
| The introduction of leather packings on Phantom III rear brake bell crank levers. | 15th Apr 1937 | Box 92 \ 4 scan0320 | |
| Directive to modify the Phantom III brake system by changing the rear bell crank lever bearings from oilite-steel to chromium-steel. | 14th Apr 1937 | Box 92 \ 4 scan0321 | |
| Notice regarding seizures of bell crank levers on Phantom III brakes and the recommended fix. | 14th Apr 1937 | Box 92 \ 4 scan0322 | |
| The introduction of leather packings on the rear brake bell crank levers for the Phantom III. | 16th Apr 1937 | Box 92 \ 4 scan0323 | |
| Introducing leather packings on the rear brake bell crank levers for the Phantom III. | 16th Apr 1937 | Box 92 \ 4 scan0324 | |
| Urging the completion of a standardisation sheet for Phantom III front brakes to fix a diving issue. | 22th Apr 1937 | Box 92 \ 4 scan0325 | |
| Instructing the fitment of brake parts to a Phantom III model, chassis 33-EX. | 22th Apr 1937 | Box 92 \ 4 scan0326 | |
| Examination of worn-out Phantom III brake drums from a Continental Trials Car, chassis 3-AZ-20. | 23th Apr 1937 | Box 92 \ 4 scan0327 | |
| Standardisation of the hand brake lever with increased travel for the Phantom III. | 19th Mar 1937 | Box 92 \ 4 scan0328 | |
| Cost estimate for new tools required for the 'D' Series production. | 21th Jun 1937 | Box 92 \ 4 scan0329 | |
| Rusting issues and proposed solutions for the Phantom III front brake idler levers. | 20th Apr 1937 | Box 92 \ 4 scan0330 | |
| Query and suggestion regarding the method of securing the axis pin in Phantom III die-cast auxiliary front brake shoes. | 20th Apr 1937 | Box 92 \ 4 scan0331 | |
| Modifications to the Phantom III brake system. | 10th May 1937 | Box 92 \ 4 scan0332 | |
| Modification to the rear brakes concerning the clearance and movement of the brake shoes. | 21th May 1937 | Box 92 \ 4 scan0333 | |
| The standardisation of levers for Phantom III front brake bell cranks, detailing a change in travel for new dies. | 21th May 1937 | Box 92 \ 4 scan0334 | |
| Standardisation of parts for bell cranks with increased travel for front brake operation on the Phantom III. | 10th May 1937 | Box 92 \ 4 scan0335 | |
| Estimated cost of £11 for new tools to bring the 'C' Series into production at the 51st chassis. | 26th Feb 1937 | Box 92 \ 4 scan0336 | |
| Fouling fault on the Phantom III front brake pull rod. | 1st Jun 1936 | Box 92 \ 4 scan0337 | |
| Examination of the Phantom III brake pull rod fouling issue. | 2nd Jun 1937 | Box 92 \ 4 scan0338 | |
| Incorrectly marked hole for the front brake rod on the Phantom III frame, causing a foul. | 4th Jun 1937 | Box 92 \ 4 scan0339 | |
| Slack and wear issues related to the Phantom III hand brake lever's key and keyway fitting. | 9th Jun 1937 | Box 92 \ 4 scan0340 | |
| Modifications to the braking system of a Phantom III vehicle. | 10th Jun 1937 | Box 92 \ 4 scan0341 | |
| Requesting the re-lining of brakes for car 37-EX after a run to Brooklands. | 17th Jun 1937 | Box 92 \ 4 scan0342 | |
| Extractor tool for the Phantom III hand brake adjuster. | 19th Jun 1937 | Box 92 \ 4 scan0343 | |
| Responding to complaints about brake components and detailing corrective actions. | 19th Jun 1937 | Box 92 \ 4 scan0344 | |
| Modified aluminium die-cast stop for the Phantom III front brakes. | 23th Jun 1937 | Box 92 \ 4 scan0345 | |
| Request to manufacture two new levers and reline the brakes, including the hand brake, for a Phantom III model. | 28th Jun 1937 | Box 92 \ 4 scan0346 | |
| Internal brake noise on the Phantom III model, requesting details on the high-pressure grease used. | 1st Jul 1937 | Box 92 \ 4 scan0347 | |
| Complaint and investigation into the Phantom III hand brake lever assembly. | 2nd Jul 1937 | Box 92 \ 4 scan0348 | |
| Issues with the stone guard for the rear brake intermediate shaft on a Phantom III chassis. | 10th Jul 1937 | Box 92 \ 4 scan0349 | |
| Potential modification for the Phantom III front brake stop, including a diagram. | 13th Aug 1937 | Box 92 \ 4 scan0350 | |
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