| Description | Date | Identifier | |
| Improvements and customer feedback on Phantom steering systems. | 23th Apr 1928 | Box 106 \ 3 scan0208 | |
| Steering characteristics, skid correction, and parking effort in different vehicles. | 1st May 1928 | Box 106 \ 3 scan0209 | |
| Recommending changes to the specifications of lead steering nuts for manufacturing. | 1st May 1928 | Box 106 \ 3 scan0210 | |
| Steering geometry improvements and steering ratio changes for the 20 HP model series. | 1st May 1928 | Box 106 \ 3 scan0211 | |
| Specifications table for 20 HP steering conversions to achieve a lower over-all ratio. | 8th May 1928 | Box 106 \ 3 scan0212 | |
| Table of specifications for 20 HP. Chassis side steering tube ends. | 8th May 1928 | Box 106 \ 3 scan0213 | |
| Criticisms of steering systems and comparing them to competitors like Marles, Cottin Desgouttes, and Stutz. | 25th May 1928 | Box 106 \ 3 scan0214 | |
| Comparison of steering characteristics between the 20 HP and 40/50 models, with reference to a Sunbeam vehicle. | 2nd Apr 1928 | Box 106 \ 3 scan0215 | |
| Standardisation of chassis parts, replacing the .930 lead worm with a .750 lead worm and nut. | 2nd Apr 1928 | Box 106 \ 3 scan0216 | |
| Standardisation report for a chassis part concerning a complaint about worn leads. | 2nd Apr 1938 | Box 106 \ 3 scan0217 | |
| Centralised chassis lubrication for the India 3 model, referencing the Phantom's drip arrangement. | 31th May 1928 | Box 106 \ 3 scan0218 | |
| On modifications to the 20 HP gear quadrant for gas-tightness and adjustments to the gear and brake levers. | 16th Jun 1928 | Box 106 \ 3 scan0219 | |
| Potential for a larger diameter steering wheel and putting the matter in abeyance. | 28th Jun 1928 | Box 106 \ 3 scan0220 | |
| Importance of a larger steering wheel for the 20 HP model compared to the 40/50 HP model. | 2nd Jul 1928 | Box 106 \ 3 scan0221 | |
| Investigation into the causes of a high-speed steering wobble, identifying low tyre pressure and small diameter wheels as factors. | 21th Aug 1928 | Box 106 \ 3 scan0222 | |
| The effects of different wheel rim sizes and tyre pressures on vehicle stability and handling. | 24th Aug 1928 | Box 106 \ 3 scan0223 | |
| Steering 'shiver' at certain speeds and the instruction for a new front axle with modifications. | 24th Aug 1928 | Box 106 \ 3 scan0224 | |
| Steering tests for car 12-G-4, investigating a wobble issue with larger tyres. | 27th Aug 1928 | Box 106 \ 3 scan0225 | |
| The introduction of new, larger diameter steering wheels for Phantom and India models. | 30th Aug 1928 | Box 106 \ 3 scan0226 | |
| Improvements to steering by modifying front engine mounting, front axle, and tyres to address gyrostatic issues. | 12th Nov 1928 | Box 106 \ 3 scan0227 | |
| Modifications to the steering column control and steering wheel size based on user feedback. | 23th Jan 1929 | Box 106 \ 3 scan0228 | |
| Insufficient axle body damping and steering issues experienced with a 20 HP model. | 1st Apr 1929 | Box 106 \ 3 scan0229 | |
| Steering wobble, road tests in France, and a new 20 HP front axle. | 19th Apr 1929 | Box 106 \ 3 scan0230 | |
| Technical report on diagnosing and proposing solutions for slow speed wobble on a 20 HP steering system. | 19th Apr 1929 | Box 106 \ 3 scan0231 | |
| Standardisation proposal for the 20 HP Steering Wheel. | 4th Apr 1929 | Box 106 \ 3 scan0232 | |
| Form detailing information for a new part to be fitted to a P. series chassis for testing. | 8th Sep 1929 | Box 106 \ 3 scan0233 | |
| Proposed modifications to 20 HP steering columns and chassis production plans. | 26th Jun 1929 | Box 106 \ 3 scan0234 | |
| The dispatch of two drawings for 20 HP steering columns. | 29th Jun 1929 | Box 106 \ 3 scan0235 | |
| Two proposed new schemes for a 20 HP steering column. | 29th Jun 1929 | Box 106 \ 3 scan0236 | |
| From DA/EV to HS regarding a request from Sales to trial the new S. type steering on a 20HP model, chassis 17-G-4. | 24th Jul 1929 | Box 106 \ 3 scan0237 | |
| The best way for the sales team to test a new 30° rake S-type steering column. | 31th Aug 1929 | Box 106 \ 3 scan0238 | |
| Difficulty and timeline for fitting a new type of steering column to a 20 HP chassis. | 5th Dec 1929 | Box 106 \ 3 scan0239 | |
| Standardisation of lower controls in the steering column. | 27th Nov 1929 | Box 106 \ 3 scan0240 | |
| Proposal to standardize steering column designations for the 20/25 HP long chassis. | 8th Jan 1930 | Box 106 \ 3 scan0241 | |
| The necessity of producing the 'Japan' III model with 'C' steering for the U.S.A. | 9th Feb 1931 | Box 106 \ 3 scan0242 | |
| Design committee report discussing the hot well pump, steering column modifications, and foot brake leverage. | 14th Feb 1930 | Box 106 \ 3 scan0243 | |
| Recommendation to modify the Bijur lubrication for the side steering tube by deleting the drip-plug. | 4th Apr 1930 | Box 106 \ 3 scan0244 | |
| Standardisation of chassis parts for a 20 HP car, specifically a shorter steering nut and cage. | 22th Mar 1930 | Box 106 \ 3 scan0245 | |
| Seating positions, cushion dimensions, and pedal adjustments for different drivers. | 29th May 1930 | Box 106 \ 3 scan0246 | |
| Standardisation for increased lubrication to the front end of the side-steering tube by removing a restriction in the drip-plug. | 24th Apr 1930 | Box 106 \ 3 scan0247 | |
| Need to improve the design and placement of control levers on the steering wheel. | 30th Jun 1930 | Box 106 \ 3 scan0248 | |
| Standardisation of an all-black steering wheel for the 40/50 chassis. | 14th Jul 1930 | Box 106 \ 3 scan0249 | |
| Standardisation of a steering wheel with an all-black finish to improve appearance. | 14th Jul 1930 | Box 106 \ 3 scan0250 | |
| Requesting a steering wheel mock-up to address potential clearance issues with the mixture lever. | 15th Nov 1930 | Box 106 \ 3 scan0251 | |
| Clarifying the nomenclature for steering columns on the 20/25HP long chassis. | 1st Jun 1930 | Box 106 \ 3 scan0252 | |
| Design of steering and pedal configurations for different chassis, focusing on component commonality and market requirements for Japan and Europe. | 7th Feb 1931 | Box 106 \ 3 scan0253 | |
| Driving seat and steering wheel positions for the 'Japan 3' model. | 21th Mar 1931 | Box 106 \ 3 scan0254 | |
| Trouble with steering ball ends on the Phantom model, specifically regarding loss of friction and ball size. | 24th Aug 1931 | Box 106 \ 3 scan0255 | |
| Schemes 3337/8/9 for the J.3. steering gear, including layout, clearance, and modifications. | 1st Sep 1931 | Box 106 \ 3 scan0256 | |
| Specifications for the J.3. project, detailing the layout of the frame, transmission, and springs. | 7th Sep 1931 | Box 106 \ 3 scan0257 | |
| Unsatisfactory steering and a cracked exhaust manifold discovered during a 15,000-mile test in France. | 9th Dec 1931 | Box 106 \ 3 scan0258 | |
| Modifications to the J.3. cross steering levers for use with 18' wheel rims to improve steering. | 31th Dec 1931 | Box 106 \ 3 scan0259 | |
| Modifications to the steering lock due to the introduction of 18' diameter wheel rims. | 17th Jan 1932 | Box 106 \ 3 scan0260 | |
| Design and suitability of guard ring type steering column controls for various engine models. | 19th Jan 1932 | Box 106 \ 3 scan0261 | |
| Directive regarding 'C' steering for the first J.11 chassis to suit the J.III body design. | 17th Feb 1932 | Box 106 \ 3 scan0262 | |
| Improvements for intake/exhaust silencers and steering systems. | 14th Apr 1932 | Box 106 \ 3 scan0263 | |
| Modifications to the change speed and brake levers on the 20/25 HP Chassis 'C' to increase clearance. | 13th May 1932 | Box 106 \ 3 scan0264 | |
| Modifications to the side steering for the 'Japan II' experimental chassis, comparing figures with the 'Peregrine' model. | 9th Nov 1932 | Box 106 \ 3 scan0265 | |
| Correcting steering specifications for the Japan III and Peregrine II chassis. | 11th Nov 1932 | Box 106 \ 3 scan0266 | |
| Steering issues and comparing J.III and 20HP front axles. | 1st Feb 1933 | Box 106 \ 3 scan0267 | |
| Requesting a copy of a previously sent memo concerning J.III Steering that was mislaid. | 10th Feb 1933 | Box 106 \ 3 scan0268 | |
| From Sg. to Hs. enquiring about the status of the J.III Steering design. | 6th Mar 1933 | Box 106 \ 3 scan0269 | |
| Designs for a modified J.111 axle for testing on the Peregrine and Bensport models. | 7th Mar 1933 | Box 106 \ 3 scan0270 | |
| Steering wobble issues and road shock performance for a car fitted with new wheels and tyres. | 15th Mar 1933 | Box 106 \ 3 scan0271 | |
| Steering difficulties on the 20/25 model and proposing a test using a Terraplane front axle. | 25th May 1934 | Box 106 \ 3 scan0272 | |
| Steering experiments to fit a La Salle steering box onto a 20/25 HP chassis. | 31th May 1934 | Box 106 \ 3 scan0273 | |
| Testing a La Salle steering box on the 20/25 model due to adverse steering effects from controllable dampers. | 11th Jun 1934 | Box 106 \ 3 scan0274 | |
| Mechanical efficiency test data for a La Salle steering box under static conditions. | 11th Jun 1934 | Box 106 \ 3 scan0275 | |
| Steering criticism on car 21-G-IV, the use of a La Salle steering box for 18-G-IV, and tests for a Peregrine type steering on a Bentley chassis. | 26th Jul 1934 | Box 106 \ 3 scan0276 | |
| Comparison of steering wheel effort between Standard Dunlop Fort Tyres and Dunlop Fort 90 Tyres on a 25 HP chassis. | 22th Nov 1934 | Box 106 \ 3 scan0277 | |
| Proposal to modify the 20/25 HP steering for trial by altering the pendulum and side steering levers. | 4th Dec 1934 | Box 106 \ 3 scan0278 | |
| Comparison table of steering gear data for the 25 HP model. | 5th Dec 1934 | Box 106 \ 3 scan0279 | |
| Comparison table of specifications for various R.R. and Marles steering gear types. | 5th Dec 1934 | Box 106 \ 3 scan0280 | |
| Modifications to the 25 HP steering gear, specifically addressing the geometry after shortening the pendulum lever. | 5th Dec 1934 | Box 106 \ 3 scan0281 | |
| Proposal to standardize shortened throttle and ignition levers for the 40/50 and 20/25 models. | 14th Dec 1934 | Box 106 \ 3 scan0282 | |
| Agreeing that shortened throttle and ignition levers are an improvement. | 19th Dec 1934 | Box 106 \ 3 scan0283 | |
| Data sheet comparing different types of 25 HP steering gear. | 7th Jan 1935 | Box 106 \ 3 scan0284 | |
| Comparison table of specifications for different types of steering gear. | 7th Jan 1935 | Box 106 \ 3 scan0285 | |
| Standardisation of parts for shortened throttle, ignition and damper control levers on the steering column. | 20th Dec 1934 | Box 106 \ 3 scan0286 | |
| Estimated cost of extra jigs, tools, and equipment for the 'G' series chassis. | 1st Jan 1935 | Box 106 \ 3 scan0287 | |
| Mechanical efficiency and road shock resistance of the Marles steering gear on the 21-G-IV chassis. | 21th Feb 1935 | Box 106 \ 3 scan0288 | |
| Clarifying the required length for a modified side steering tube for a 25 HP, chassis GZU-24. | 22th Feb 1935 | Box 106 \ 3 scan0289 | |
| Technical note comparing steering gear specifications for 25 HP, Bentley, and Phantom II models. | 23th Feb 1935 | Box 106 \ 3 scan0290 | |
| Query regarding the purpose of a modification to a side steering tube and pendulum lever for a 25 HP chassis. | 25th Feb 1935 | Box 106 \ 3 scan0291 | |
| The modification of the side steering tube and pendulum lever for a 25 HP chassis, number GZU-24. | 26th Feb 1935 | Box 106 \ 3 scan0292 | |
| Modifications to the Marles Steering on a 25 HP model for standardization purposes. | 6th Mar 1935 | Box 106 \ 3 scan0293 | |
| 10,000-mile test on a 20/25 model with smaller wheels and the return of vehicle GAE-20. | 18th Mar 1935 | Box 106 \ 3 scan0294 | |
| Investigation of steering heaviness on 25 HP car GAE-20 and its dispatch to Cricklewood. | 19th Mar 1935 | Box 106 \ 3 scan0295 | |
| Investigation of steering heaviness on chassis GAE-20 and its proposed return. | 21th Mar 1935 | Box 106 \ 3 scan0296 | |
| Steering on car GAE-20, its suitability for London conditions, and a proposed modification. | 21th Mar 1935 | Box 106 \ 3 scan0297 | |
| Steering improvements and exhaust issues for the GAE-20 trials car. | 21th Mar 1935 | Box 106 \ 3 scan0298 | |
| Follow-up memo regarding an investigation into stiff steerings. | 25th Mar 1935 | Box 106 \ 3 scan0299 | |
| Investigations into stiff steerings and potential modifications for trials cars. | 26th Mar 1935 | Box 106 \ 3 scan0300 | |
| Test drive for chassis GAE-20. | 26th Mar 1935 | Box 106 \ 3 scan0301 | |
| From 'C' regarding stiff steering on test cars GAE-20 and GAE-19. | 27th Mar 1935 | Box 106 \ 3 scan0302 | |
| Stiff steering, referencing GAE-20 and arranging a trial for GAE-19. | 28th Mar 1935 | Box 106 \ 3 scan0303 | |
| Preliminary investigations and proposed improvements to the 25 HP steering system. | 6th Apr 1935 | Box 106 \ 3 scan0304 | |
| Recommendations for modifications to the 25 HP steering system, including oil type and poundage. | 5th Apr 1935 | Box 106 \ 3 scan0305 | |
| Implementation of recommendations for 20/25 steerings on test and production cars. | 8th Apr 1935 | Box 106 \ 3 scan0306 | |
| Recommendations for the 20/25HP steering, specifying oil type and cross steering tube loading. | 29th Apr 1935 | Box 106 \ 3 scan0307 | |
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