| Description | Date | Identifier | |
| Redesign for the Phantom III front shock damper dipstick cap. | 27th Nov 1936 | Box 95 \ 2 scan0140 | |
| The revised rebound buffer on the front suspension for the Phantom III (NS.4957). | 30th Nov 1936 | Box 95 \ 2 scan0141 | |
| Revised rebound buffer design for the Phantom III front suspension. | 30th Nov 1936 | Box 95 \ 2 scan0142 | |
| Conversion to rubber parts between the rear axle and springs for a Series A. Phantom III car. | 1st Dec 1936 | Box 95 \ 2 scan0143 | |
| Proposal for modified front suspension rebound stops for the Phantom III model. | 2nd Dec 1936 | Box 95 \ 2 scan0144 | |
| Letter to Arens Controls Ltd. chasing the delivery of sample controls with lubricators. | 5th Dec 1936 | Box 95 \ 2 scan0145 | |
| Letter from the Experimental Department to Marconi-Ekco Instruments requesting a device for measuring shock absorber load. | 7th Dec 1936 | Box 95 \ 2 scan0146 | |
| Letter to Thomas Firth & John Brown Ltd. inquiring about potential cost savings on Phantom leaf springs. | 9th Dec 1936 | Box 95 \ 2 scan0147 | |
| Letter to a supplier requesting the urgent production of two pairs of Phantom III rear springs with different poundages. | 9th Dec 1936 | Box 95 \ 2 scan0148 | |
| Covering order request for two pairs of Phantom III rear road springs. | 9th Dec 1936 | Box 95 \ 2 scan0149 | |
| Letter from a supplier regarding the production of experimental Plate Phantom III Rear Road Springs. | 11th Dec 1936 | Box 95 \ 2 scan0150 | |
| Letter from a supplier regarding the production of two pairs of Phantom III Rear Springs with different poundages and material thickness. | 15th Dec 1936 | Box 95 \ 2 scan0151 | |
| Letter to a supplier regarding a drawing for Phantom III rear springs, confirming a dimension and requesting a production timeline. | 17th Dec 1936 | Box 95 \ 2 scan0152 | |
| Issues with rubber spring shackles on the Phantom III model, specifically regarding loss of control. | 18th Dec 1936 | Box 95 \ 2 scan0153 | |
| Letter from a supplier discussing a drawing correction, spring delivery delays, and modifications for spring clips and jacking pads. | 19th Dec 1936 | Box 95 \ 2 scan0154 | |
| Instructions that are now being issued to the Works. | 22th Dec 1936 | Box 95 \ 2 scan0155 | |
| Modification to the lubricating coil on the Phantom III front suspension. | 16th Dec 1936 | Box 95 \ 2 scan0156 | |
| Modified lubrication scheme for the Phantom III's Wraith II type wheel movement levers to prevent fouling. | 24th Dec 1936 | Box 95 \ 2 scan0157 | |
| Requesting to scrap 69 obsolete Phantom II front springs to clear space in the stores. | 30th Dec 1936 | Box 95 \ 2 scan0158 | |
| Advising not to scrap the stock of Phantom II rear springs, as the design department is exploring their use on the Phantom III. | 30th Dec 1938 | Box 95 \ 2 scan0159 | |
| Request to build and test new rebound buffers for the Phantom III front suspension. | 31th Dec 1936 | Box 95 \ 2 scan0160 | |
| Suggesting the removal of spring pads from chassis 39-EX to complete car 35-EX. | 4th Jan 1937 | Box 95 \ 2 scan0161 | |
| Road springs, procedures, and a comparison with Ford specifications. | 9th Jan 1937 | Box 95 \ 2 scan0162 | |
| Table of comparative data on spring rates and buffer clearances for various vehicle models. | 13th Jan 1937 | Box 95 \ 2 scan0163 | |
| Invoices from the British Tyre & Rubber Co. Ltd. for verbally ordered rubber buffers. | 13th Jan 1937 | Box 95 \ 2 scan0164 | |
| The use of non-skid chains on the Phantom III Series 2. | 15th Jan 1937 | Box 95 \ 2 scan0165 | |
| Requesting a covering order for items from The British Tyre & Rubber Co. Ltd. | 18th Jan 1937 | Box 95 \ 2 scan0166 | |
| Reply about rubber joints with shock absorber links and the decision to proceed with endurance tests. | 25th Jan 1937 | Box 95 \ 2 scan0167 | |
| The difficulty of removing a rubber connecting tube cap due to excessive rubber expansion. | 25th Jan 1937 | Box 95 \ 2 scan0168 | |
| Instruction to fit aluminium spring housings G.83606/7 to the existing Phantom III bumper chassis. | 26th Jan 1937 | Box 95 \ 2 scan0169 | |
| Requesting to fit rubber connecting links from a 38-EX chassis onto a Phantom III chassis for testing purposes. | 28th Jan 1937 | Box 95 \ 2 scan0170 | |
| Listing required items for the 34 EX suspension system. | 1st Feb 1937 | Box 95 \ 2 scan0171 | |
| Request to issue a covering order to Messrs Firths for fitting extra plates to a pair of Phantom III rear springs. | 5th Feb 1937 | Box 95 \ 2 scan0172 | |
| Procedure for dismantling the Phantom III front spring suspension mechanism, with a warning about potential injury. | 3rd Feb 1937 | Box 95 \ 2 scan0173 | |
| Short typed memo regarding responsibility for maintenance work. | 3rd Feb 1937 | Box 95 \ 2 scan0174 | |
| Blueprint diagram illustrating the removal of PIII front suspension springs and a spring compressor tool. | 2nd Feb 1937 | Box 95 \ 2 scan0175 | |
| New scheme for the Phantom III independent front suspension rebound buffer. | 6th Feb 1937 | Box 95 \ 2 scan0176 | |
| Design change to standardise the Phantom III rear spring front eye bush. | 16th Feb 1937 | Box 95 \ 2 scan0177 | |
| Modifications to the Phantom III front suspension to accommodate Wraith II wheel movement. | 23th Feb 1937 | Box 95 \ 2 scan0178 | |
| Modification to the forging for the Phantom III rear road springs attachment to the axle. | 25th Feb 1937 | Box 95 \ 2 scan0179 | |
| Standardisation of the Phantom III front suspension, discussing issues with drawings and parts for the 'D' Series. | 12th Mar 1937 | Box 95 \ 2 scan0180 | |
| Steering lock and wheel movement for the Phantom III and Wraith models. | 15th Mar 1937 | Box 95 \ 2 scan0181 | |
| Movements in the front suspension for the Phantom III and Wraith models. | 17th Mar 1937 | Box 95 \ 2 scan0182 | |
| List of new and old parts affected by the introduction of Wraith II wheel movements for the Phantom III chassis. | 5th Apr 1937 | Box 95 \ 2 scan0183 | |
| Parts list from Section 7042, detailing part numbers, quantities, replacements, and additions. | 5th Apr 1937 | Box 95 \ 2 scan0184 | |
| Parts list for section 7042, noting additional and not required items in a comparison of lists of parts. | 5th Apr 1937 | Box 95 \ 2 scan0185 | |
| List of new, replaced, required, and obsolete parts for the Phantom III chassis steering and frame modifications. | 5th Apr 1937 | Box 95 \ 2 scan0186 | |
| Suggestion to replace brazing with welding for the Phantom III front suspension lower triangle lever bearing housing to reduce distortion. | 7th Apr 1937 | Box 95 \ 2 scan0187 | |
| Letter confirming an order and providing a reduced price quote for rear springs for the Phantom III chassis. | 10th Apr 1937 | Box 95 \ 2 scan0188 | |
| Riding controls for the Phantom III, specifically concerning which levers to use. | 12th Apr 1937 | Box 95 \ 2 scan0189 | |
| Investigation into producing Phantom III front suspension main lever housings in aluminium instead of mild steel. | 26th Apr 1937 | Box 95 \ 2 scan0190 | |
| Letter from The Harboro' Rubber Co. Ltd regarding the failure of a rubber buffer and the dispatch of a stronger replacement. | 26th Apr 1937 | Box 95 \ 2 scan0191 | |
| Letter from The Harboro' Rubber Co. Ltd regarding the enclosure of a pair of rubber buffers. | 27th Apr 1937 | Box 95 \ 2 scan0192 | |
| Query regarding an oil leak from the N.S. front suspension unit on a Phantom III. | 27th Apr 1937 | Box 95 \ 2 scan0193 | |
| On the cost-benefit analysis of switching the Main Lever Housing from steel forging to aluminium die-casting. | 29th Apr 1937 | Box 95 \ 2 scan0194 | |
| Standardisation of aluminium front suspension pans for the PIII model, pending a 15,000-mile road test. | 30th Apr 1937 | Box 95 \ 2 scan0195 | |
| Comparing factory cost savings for a Phantom III Main Lever Housing using different casting materials. | 11th Dec 1936 | Box 95 \ 2 scan0196 | |
| Design for a suggested 7-plate Phantom III rear road spring for experimental purposes. | 11th Dec 1936 | Box 95 \ 2 scan0197 | |
| Experimental schemes for testing threaded spring eye bolts on the rear springs of the Phantom III. | 13th May 1937 | Box 95 \ 2 scan0198 | |
| Proposal to fit Wraith suspension onto the Phantom III chassis. | 15th May 1937 | Box 95 \ 2 scan0199 | |
| Request to remove all end clearances in the anchorages of the rear springs and shackles for car 37-EX. | 21th May 1937 | Box 95 \ 2 scan0200 | |
| Requesting the use of roll rod links to increase clearance between the rear damper links and the axle. | 21th May 1937 | Box 95 \ 2 scan0201 | |
| Request for an improved design of the rebound buffer for the Phase III Wraith wheel movement. | 24th May 1937 | Box 95 \ 2 scan0202 | |
| Introduction of a job for the Phantom III front suspension on the 'D' Series chassis. | 25th May 1937 | Box 95 \ 2 scan0203 | |
| Requesting to fit the latest production silent bloc bush rear roll-rod to car 37-EX. | 25th May 1937 | Box 95 \ 2 scan0204 | |
| Introduction of modified levers, known as 'Wraith movement', for the Phantom III front suspension. | 1st Jun 1937 | Box 95 \ 2 scan0205 | |
| Three alternative solutions for the front suspension vent plug on the Phantom III and Wraith III models. | 1st Jun 1937 | Box 95 \ 2 scan0206 | |
| Instructing the fitting of standard production rubber bushes to the rear roll rod of car 36-EX. | 2nd Jun 1937 | Box 95 \ 2 scan0207 | |
| Requesting the approximate value of scrap for the Phantom III Front Suspension. | 23th Jun 1937 | Box 95 \ 2 scan0208 | |
| The crack testing of Phantom III front suspension components after running on the Bumper Chassis. | 8th Jun 1937 | Box 95 \ 2 scan0209 | |
| Blueprint illustrating a crack in a Phantom III upper triangle lever. | 8th Jun 1937 | Box 95 \ 2 scan0210 | |
| Forging cracks found on stampings and the circulation of a standardisation sheet for the Wraith Wheel Movement on the P.III. | 9th Jun 1937 | Box 95 \ 2 scan0211 | |
| Letter from Thos Firth & John Brown Ltd enclosing blueprints for Phantom III Rear Springs. | 9th Jun 1937 | Box 95 \ 2 scan0212 | |
| Micro-examination report on cracked top triangle suspension levers from a Wraith II. | 14th Jun 1937 | Box 95 \ 2 scan0213 | |
| Laboratory report with two photomicrographs showing material features at x60 magnification. | 21th Jun 1937 | Box 95 \ 2 scan0214 | |
| The return of two rubber buffers for inspection to The Harboro Rubber Co., Ltd. | 21th Jun 1937 | Box 95 \ 2 scan0215 | |
| Letter to The Harboro Rubber Co., Ltd. regarding the poor performance of supplied rubber buffers during endurance testing. | 21th Jun 1937 | Box 95 \ 2 scan0216 | |
| Letter from The Harboro' Rubber Co. Ltd discussing the test results of two rubber buffers, explaining a failure and proposing further collaboration. | 22th Jun 1937 | Box 95 \ 2 scan0217 | |
| Broken bolts in the rear body bracket of a Phantom III experimental car (34-EX) during a trip to Nairobi. | 1st Jul 1937 | Box 95 \ 2 scan0218 | |
| Production of Wraith type levers for the Phantom III front suspension. | 6th Jul 1937 | Box 95 \ 2 scan0219 | |
| Seized threaded shackle pin on a 32-EX Phantom III vehicle. | 10th Jul 1937 | Box 95 \ 2 scan0220 | |
| Seized threaded shackle on a Phantom III, preventing dismantling. | 10th Jul 1937 | Box 95 \ 2 scan0221 | |
| Receipt of experimental spiral road springs and their loading test results. | 29th Jul 1937 | Box 95 \ 2 scan0222 | |
| Letter from Atlas & Norfolk Works regarding the supply of experimental spiral road springs with varied tempering treatments. | 23th Jul 1937 | Box 95 \ 2 scan0223 | |
| Test sheet for a spiral component detailing height and diameter measurements under various loads. | 16th Jul 1937 | Box 95 \ 2 scan0224 | |
| Test sheet from Thos Firth & John Brown Ltd for the Spiral Department, recording spring measurements under various loads. | 16th Jul 1919 | Box 95 \ 2 scan0225 | |
| The front suspension and radiator stays of the 32-EX, Phantom III. | 28th Aug 1937 | Box 95 \ 2 scan0226 | |
| Rear sideway shake and poor, heavy steering, comparing performance against competitors like Packard. | 28th Aug 1937 | Box 95 \ 2 scan0227 | |
| Clips for the jacking pipe line on the Phantom III rear road springs, opting to modify existing parts to save on tool costs. | 6th Sep 1937 | Box 95 \ 2 scan0228 | |
| Concluding that new type clips are not necessary for attaching the jacking pipe to new rear springs after a 15,000-mile test. | 10th Sep 1937 | Box 95 \ 2 scan0229 | |
| Request for a drawing of a small spring eye for a Phantom III rear spring with cost-reduction features. | 14th Sep 1937 | Box 95 \ 2 scan0230 | |
| Dispatch of blueprints for the Phantom III rear springs. | 16th Sep 1937 | Box 95 \ 2 scan0231 | |
| Cost comparison and production analysis for introducing Die Casting Aluminium Main Spring Housings on the Phantom III front suspension. | 21th Sep 1937 | Box 95 \ 2 scan0232 | |
| Recommending the use of aluminium die castings for the Phantom III front suspension's Main Spring Housing. | 30th Sep 1937 | Box 95 \ 2 scan0233 | |
| Standardisation of Parts report for Phantom III rear road springs, noting weight and cost savings. | 2nd Jun 1937 | Box 95 \ 2 scan0234 | |
| Estimated cost of new tools and the retention of specific clips following a 10,000-mile test. | 6th Sep 1937 | Box 95 \ 2 scan0235 | |
| Instruction to fit a pair of special rear road springs to raise the rear of a car by 2 inches. | 13th Oct 1937 | Box 95 \ 2 scan0236 | |
| Request to order two sets of springs for the Phantom III front suspension with specific static deflection and weight requirements. | 27th Oct 1937 | Box 95 \ 2 scan0237 | |
| Specification sheet for springs with a 10-inch static deflection for the Phantom III with Wraith wheel movements. | 27th Oct 1937 | Box 95 \ 2 scan0238 | |
| Complaints regarding the Phantom III suspension and the introduction of a new damper. | 7th Jan 1938 | Box 95 \ 2 scan0239 | |
| | | | |
