| Description | Date | Identifier | |
| Vehicle inspection report detailing the condition of pedals, petrol tank, axles, and shock absorbers. | 2nd Jan 1932 | Box 5a \ 3 03-page203 | |
| The condition of 18.G.IV. shock dampers after a 10,000-mile trial. | 11th Jan 1932 | Box 5a \ 3 03-page204 | |
| Defects found on front and rear dampers, including load checks and component wear. | 11th Jan 1932 | Box 5a \ 3 03-page205 | |
| Report page detailing the condition and wear on various mechanical components after testing. | 14th Jan 1932 | Box 5a \ 3 03-page206 | |
| Bijur lubrication failures on brake equalizing shafts for model 18.G.IV. | 14th Jan 1932 | Box 5a \ 3 03-page207 | |
| The scoring of a pedal shaft bearing on a 25 HP chassis due to inadequate lubrication after extended mileage. | 27th May 1932 | Box 5a \ 3 03-page208 | |
| Notation on an otherwise blank document page. | 3rd May 1933 | Box 5a \ 3 03-page209 | |
| Car 18-G4's 10,000-mile test in France and its important new features. | 3rd May 1933 | Box 5a \ 3 03-page210 | |
| Car undergoing a 10,000-mile test in France and its scheduled arrival. | 4th May 1933 | Box 5a \ 3 03-page211 | |
| Letter concerning the dispatch of different types of Lodge Plugs for testing. | 8th May 1933 | Box 5a \ 3 03-page212 | |
| Instruction to despatch Lodge HD.3 and HC.3 sparking plugs to Mr. G.W. Hancock in France. | 8th May 1933 | Box 5a \ 3 03-page213 | |
| Standardisation of oil for 40/50 and 20/25 gearboxes and subsequent testing. | 9th May 1933 | Box 5a \ 3 03-page214 | |
| Status update on a car held up after an incident, detailing damage and upcoming legal procedures. | 9th May 1933 | Box 5a \ 3 03-page215 | |
| Requesting a report with comments from Sales officials on car 18-04. | 9th May 1933 | Box 5a \ 3 03-page216 | |
| Letter to a customer in France regarding an accident and sending replacement friction discs for a slipper wheel. | 10th May 1933 | Box 5a \ 3 03-page217 | |
| Letter detailing the immediate aftermath and investigation following a fatal road accident involving a cyclist. | 10th May 1933 | Box 5a \ 3 03-page218 | |
| Confirming the use of Mobile Engine Oil for the 18.G.IV. gearbox. | 11th May 1933 | Box 5a \ 3 03-page219 | |
| Test report on a new silent second gear and carburettor intake silencer, with feedback on improved general handling and suspension requirements for French roads. | 9th May 1933 | Box 5a \ 3 03-page220 | |
| Receiving and fitting Lodge spark plugs and querying a potential typo in a previous communication. | 11th May 1933 | Box 5a \ 3 03-page221 | |
| The performance of hydraulic dampers, a peregrine fan, and a non-spilling fuel tank device. | 12th May 1933 | Box 5a \ 3 03-page222 | |
| Test using engine oil in the gearbox. | 13th May 1933 | Box 5a \ 3 03-page223 | |
| Responding to notes on issues with damper glands, fan speed, breather oil consumption, and the Autovac filter. | 15th May 1933 | Box 5a \ 3 03-page224 | |
| Fitting of Ferobestos discs to a slipper wheel and a proposal for modifying damper glands. | 15th May 1933 | Box 5a \ 3 03-page225 | |
| Confirming the dispatch of six shock absorber glands to Mr. G.W. Hancock in France. | 16th May 1933 | Box 5a \ 3 03-page226 | |
| Modifications being made to a car's dampers and fan pulley. | 16th May 1933 | Box 5a \ 3 03-page227 | |
| Technical report from Chateauroux, France detailing issues and observations on damper glands, fan, breather, autovac filter, and front brakes. | 17th May 1933 | Box 5a \ 3 03-page228 | |
| From G.W.H. to He/Rm regarding issues with fan cooling and leaking hydraulic dampers. | 18th May 1933 | Box 5a \ 3 03-page229 | |
| Letter regarding the supply of steel brake shoes and issues with front braking on the 20/25 model. | 19th May 1933 | Box 5a \ 3 03-page230 | |
| Oil leaks from the rear engine main bearing after fitting a lightened flywheel. | 19th May 1933 | Box 5a \ 3 03-page231 | |
| Report from Chateauroux, France, on vehicle component performance and issues observed during testing. | 20th May 1933 | Box 5a \ 3 03-page232 | |
| Oil leak from the rear main bearing and the performance of the front brakes. | 21th May 1933 | Box 5a \ 3 03-page233 | |
| Crankcase breathing modifications and the sending of shock absorber valves. | 22th May 1933 | Box 5a \ 3 03-page234 | |
| Letter regarding modifications to shock dampers and the testing of a new radiator thermostat. | 23th May 1933 | Box 5a \ 3 03-page235 | |
| Leaking hydraulic shock-absorber glands presumed to be non-standard on a 'Phantom II'. | 18th Jul 1934 | Box 5a \ 3 03-page236 | |
| Schemes to reduce oil consumption and fix shock damper leaks. | 24th May 1933 | Box 5a \ 3 03-page237 | |
| Acceleration test results for vehicle 18. G. IV, comparing performance with and without an air silencer. | 25th May 1933 | Box 5a \ 3 03-page238 | |
| Reporting a car accident and requesting replacement parts. | 26th May 1933 | Box 5a \ 3 03-page239 | |
| Progress report from Chateauroux, France, on vehicle testing issues including water temperature, dampers, oil leaks, and exhaust heat. | 26th May 1933 | Box 5a \ 3 03-page240 | |
| Performance of hydraulic dampers and plans to improve stability at high speeds. | 26th May 1933 | Box 5a \ 3 03-page241 | |
| Post Office Telegraph reporting a car accident and requesting a new front axle and front road spring. | 27th May 1933 | Box 5a \ 3 03-page242 | |
| Letter regarding concerns over shock absorber leaks on Phantom II cars and the plan to address them. | 26th May 1933 | Box 5a \ 3 03-page243 | |
| Comparison report on Michelin Grand Tourisme Tyres versus Dunlop standard silent tread tyres. | 27th May 1933 | Box 5a \ 3 03-page244 | |
| Telegrams about an accident, ignition plug wear, and hydraulic damper performance. | 27th May 1933 | Box 5a \ 3 03-page245 | |
| Telegraph message regarding getting an axle straightened in Paris and obtaining a temporary road spring. | 27th May 1925 | Box 5a \ 3 03-page246 | |
| Telegram received by telephone reporting a car accident and requesting a new front axle and road spring support. | 24th May 1933 | Box 5a \ 3 03-page247 | |
| Message regarding the delayed dispatch of a front axle to Chateauroux, France. | 27th May 1933 | Box 5a \ 3 03-page248 | |
| Sending a replacement front axle and spring to a customer whose car has broken down in Chateauroux, France. | 27th May 1933 | Box 5a \ 3 03-page249 | |
| Hydraulic damper faults, heat under the scuttle, and the return of an old axle. | 29th May 1933 | Box 5a \ 3 03-page250 | |
| Technical report detailing issues with an axle, piston knocking, and other engine component adjustments. | 29th May 1933 | Box 5a \ 3 03-page251 | |
| Brief typed message concerning the arrival of W. Bell with parts. | 30th May 1933 | Box 5a \ 3 03-page252 | |
| Confirming the arrival of Mr. Bell in Paris and his onward journey with a front axle. | 31th May 1933 | Box 5a \ 3 03-page253 | |
| Telegram confirming the arrival of an axle and parts from Hancock. | 13th Jul 1933 | Box 5a \ 3 03-page254 | |
| From G.W.H. concerning a parts delivery error and work being done on shock dampers. | 31th May 1933 | Box 5a \ 3 03-page255 | |
| Vehicle repairs concerning hydraulic dampers, heat under the scuttle, and an axle replacement. | 31th May 1933 | Box 5a \ 3 03-page256 | |
| The fitting of new axle springs, brake drum modifications, and other component installations. | 1st Jun 1933 | Box 5a \ 3 03-page257 | |
| Ongoing issues and potential solutions for hydraulic damper gland leaks. | 28th May 1933 | Box 5a \ 3 03-page258 | |
| Letter discussing the status of two separate vehicle accidents and subsequent repairs. | 28th May 1933 | Box 5a \ 3 03-page259 | |
| Telegram received by telephone regarding the arrival of an axle and parts. | 1st Jun 1933 | Box 5a \ 3 03-page260 | |
| Risks and recent accidents during car testing in France, questioning a driver's conduct and considering relocating tests to England. | 2nd Jun 1933 | Box 5a \ 3 03-page261 | |
| Requesting comparative petrol consumption tests on an 18.G.IV model, considering different carburetters and wheel sizes. | 2nd Jun 1933 | Box 5a \ 3 03-page262 | |
| Short report on a car's performance and handling after being fitted with new front springs. | 2nd Jun 1933 | Box 5a \ 3 03-page263 | |
| The performance of hydraulic dampers and breathers after a test run, noting oil levels and leaks. | 3rd Jun 1933 | Box 5a \ 3 03-page264 | |
| Sketch of a component with pipe connections from the crankcase to the carburetter. | 4th Jun 1933 | Box 5a \ 3 03-page265 | |
| The performance of a radiator thermostat from the Packless Gland Co. and radiator cooling efficiency in hot weather. | 4th Jun 1933 | Box 5a \ 3 03-page266 | |
| Petrol consumption, filter performance, and damper issues for vehicle 18. G. IV. | 4th Jun 1933 | Box 5a \ 3 03-page267 | |
| Hydraulic damper performance and cooling efficiency tests, including temperature data recorded after a fan belt broke. | 5th Jun 1933 | Box 5a \ 3 03-page268 | |
| Internal report providing an opinion on the causes of 'Clark's Accident' and the condition of the driver. | 5th Jun 1930 | Box 5a \ 3 03-page269 | |
| Letter to 'Hs.' regarding a new French traffic law about the 'right of circulation'. | 5th Jun 1933 | Box 5a \ 3 03-page270 | |
| To Mr. G.W. Hancock regarding a complaint about 20/25 pivot lubrication and petrol consumption. | 7th Jun 1933 | Box 5a \ 3 03-page271 | |
| The performance of various hydraulic damper configurations after a 500-mile test. | 7th Jun 1933 | Box 5a \ 3 03-page272 | |
| Car cooling tests without a fan and an assessment of rear brakes with steel shoes. | 7th Jun 1933 | Box 5a \ 3 03-page273 | |
| Typed memo responding to a request for a carburettor and discussing a long-standing complaint about oil leaks on chassis 18. S. IV. | 9th Jun 1933 | Box 5a \ 3 03-page274 | |
| Petrol consumption tests for a tank carburettor at various speeds. | 10th Jun 1933 | Box 5a \ 3 03-page275 | |
| Technical memo detailing a modification to fix an oil leak from a pivot bearing by filling a capacity chamber with cork. | 11th Jun 1933 | Box 5a \ 3 03-page276 | |
| Cross-section drawing of an axle component with handwritten annotations detailing modifications. | 11th Jun 1933 | Box 5a \ 3 03-page277 | |
| Cross-sectional drawing of a rod assembly with an annotated cork washer. | 11th Jun 1933 | Box 5a \ 3 03-page278 | |
| Issues and adjustments related to increased leverage on the front brakes. | 11th Jun 1933 | Box 5a \ 3 03-page279 | |
| The performance and leakage of hydraulic dampers after road testing. | 13th Jun 1933 | Box 5a \ 3 03-page280 | |
| Record of alterations and test results for vehicle dampers. | 3rd Jun 1933 | Box 5a \ 3 03-page281 | |
| Test results over several days logging oil loss and alterations made to dampers. | 6th Jun 1933 | Box 5a \ 3 03-page282 | |
| Alterations to dampers and the results after two separate mileage tests. | 13th Jun 1933 | Box 5a \ 3 03-page283 | |
| Alterations to dampers and their performance after a 500-mile test. | 13th Jun 1933 | Box 5a \ 3 03-page284 | |
| Alterations to dampers, brakes, and pivots on a car, detailing work carried out and results. | 13th Jun 1933 | Box 5a \ 3 03-page285 | |
| Query regarding the reason for fitting a new front axle, front springs, standard fan, and special brake-shoes to a car. | 13th Jun 1933 | Box 5a \ 3 03-page286 | |
| Investigation into leaking shock absorber glands and proposing further tests. | 13th Jun 1933 | Box 5a \ 3 03-page287 | |
| Front brake adjustments, lever specifications, and the Bensport equaliser. | 13th Jun 1933 | Box 5a \ 3 03-page288 | |
| From Chateauroux, France, detailing test results on brakes and pivots, and an urgent issue with obtaining replacement tyres. | 14th Jun 1933 | Box 5a \ 3 03-page289 | |
| Letter discussing testing and development of vehicle components including brakes, dampers, and axle control. | 15th Jun 1933 | Box 5a \ 3 03-page290 | |
| Technical memorandum detailing issues and adjustments for front brakes, specifically concerning wear on linings, levers, and ropes. | 15th Jun 1933 | Box 5a \ 3 03-page291 | |
| Accident with car 18-G4 and an experiment with mild steel brake shoes. | 16th Jun 1933 | Box 5a \ 3 03-page292 | |
| The completion of mileage tests for car 18-G4 in France and its proposed return to London. | 16th Jun 1933 | Box 5a \ 3 03-page293 | |
| Technical memo detailing observations on damper glands, brakes, and front axle control settings following a road test. | 17th Jun 1933 | Box 5a \ 3 03-page294 | |
| Issues with a clutch and carburetter, and the discovery of loose rivets in the engine oil. | 17th Jun 1933 | Box 5a \ 3 03-page295 | |
| Pivot lubrication, ignition plug gaps, and brake drum wear. | 18th Jun 1933 | Box 5a \ 3 03-page296 | |
| Logistics and value of testing a car in France versus Derby. | 19th Jun 1933 | Box 5a \ 3 03-page297 | |
| Explaining that a question was raised due to an oversight in not recording an event in the daily reports. | 19th Jun 1933 | Box 5a \ 3 03-page298 | |
| Response letter to Mr. G.W. Hancock regarding the performance of steel brake shoes, brake drum design, and spark plugs. | 20th Jun 1933 | Box 5a \ 3 03-page299 | |
| Issues with crankshaft poundage, the condition of hydraulic dampers, and consumption testing. | 20th Jun 1933 | Box 5a \ 3 03-page300 | |
| The testing of an O.S.R. damper and acknowledgement of a telegram to return to Derby. | 21th Jun 1933 | Box 5a \ 3 03-page301 | |
| Car 18-G-4 in France, and arranging its return to Derby for reporting. | 22th Jun 1933 | Box 5a \ 3 03-page302 | |
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