| Description | Date | Identifier | |
| Failing cross member after 10,000 miles and a request for instructions on modifications. | 18th May 1922 | Box 46 \ 2 Scan264 | |
| Field report on the performance and maintenance issues of car 6-Goshawk-11. | 18th May 1922 | Box 46 \ 2 Scan265 | |
| Engine faults including stuck valves, cracked exhaust seats due to boiling, and a cracked chassis front cross member. | 20th May 1922 | Box 46 \ 2 Scan266 | |
| Vehicle faults including loose rear axle spring rests, damaged brake covers, and distributor contact issues, along with a mileage log. | 22th Jun 1922 | Box 46 \ 2 Scan267 | |
| Selection of a car for the Goshawk Amateur Test trials. | 22th Jun 1922 | Box 46 \ 2 Scan268 | |
| Continued testing of the Goshawk-11 car in France and issues with its fan belt. | 22th May 1922 | Box 46 \ 2 Scan269 | |
| Inquiry from 'CJ' about the location of a 6-Goshawk-11. | 23th May 1922 | Box 46 \ 2 Scan270 | |
| From CJ to Hs arranging for a Goshawk car to be available in Paris for a trip to Le Canadel. | 23th May 1922 | Box 46 \ 2 Scan271 | |
| Investigating the scrap value or impact of design changes on thirteen vehicle components. | 23th May 1922 | Box 46 \ 2 Scan272 | |
| List of vehicle modifications and notes regarding existing stock and scrapped parts. | 13th May 1922 | Box 46 \ 2 Scan273 | |
| Scrap values for various modified or new vehicle parts. | 13th May 1922 | Box 46 \ 2 Scan274 | |
| The failure of a cylinder head on the 6-Goshawk-11 car and plans for its continued testing. | 23th May 1922 | Box 46 \ 2 Scan275 | |
| From Hs. to C.J. discussing delays due to improvements to the Differential and an attached works report. | 23th May 1922 | Box 46 \ 2 Scan276 | |
| Investigating the probable scrap value of various vehicle components. | 23th May 1922 | Box 46 \ 2 Scan277 | |
| List of items with their scrap status and a calculation of total scrap value. | 24th May 1922 | Box 46 \ 2 Scan278 | |
| Letter arranging a meeting in Paris for the 6-Goshawk-11 car and discussing vehicle performance issues. | 24th May 1922 | Box 46 \ 2 Scan279 | |
| Logistical arrangements and driving permissions for Mr. Bullamore concerning a Goshawk cylinder head and a 10,000 miles test. | 24th May 1922 | Box 46 \ 2 Scan280 | |
| Wire confirmation with instructions to investigate water loss from a cracked engine head. | 24th May 1922 | Box 46 \ 2 Scan281 | |
| Telegram received by telephone concerning the availability of Goshawk engines pending new cylinder heads. | 26th May 1922 | Box 46 \ 2 Scan282 | |
| From C.J. to Hs. regarding travel delays from Paris and arrangements for an amateur car test. | 24th May 1922 | Box 46 \ 2 Scan283 | |
| The availability of two Goshawk cars in France. | 24th May 1922 | Box 46 \ 2 Scan284 | |
| Inquiring about the availability of a Goshawk-11 engine. | 24th May 1922 | Box 46 \ 2 Scan285 | |
| From CJ to Hs requesting a Goshawk car for a trip to Le Canadel to sell company property. | 23th May 1922 | Box 46 \ 2 Scan286 | |
| Suggesting a test to determine the cause of excessive oil consumption on a Goshawk-11 engine. | 25th May 1922 | Box 46 \ 2 Scan287 | |
| Letter discussing creaking wheels and squeaking brakes with potential solutions. | 25th May 1922 | Box 46 \ 2 Scan288 | |
| Mechanical rattle in the spring shackles of a Goshawk car. | 16th Mar 1917 | Box 46 \ 2 Scan289 | |
| From CJ regarding travel to Paris and arrangements for an amateur car test. | 24th May 1922 | Box 46 \ 2 Scan290 | |
| Recommending a material change for broken aluminium packing pieces in the front springs of a Goshawk-11. | 25th May 1932 | Box 46 \ 2 Scan291 | |
| Maintenance and issues found on vehicles 6-GOSHAWK-11 and 7-GOSHAWK-11. | 23th May 1922 | Box 46 \ 2 Scan292 | |
| The poor wear performance of Belgrave tyres after 1,000 miles. | 26th May 1922 | Box 46 \ 2 Scan293 | |
| The lack of lubrication on the 5-Goshawk-II car due to a rushed testing schedule, and findings from lubrication tests. | 26th May 1922 | Box 46 \ 2 Scan294 | |
| The condition of a 5-Goshawk II car, noting that wear data was worthless due to a lack of lubrication. | 26th May 1922 | Box 46 \ 2 Scan295 | |
| Arrangements for an R-W representative to examine car wheels in Paris. | 26th May 1922 | Box 46 \ 2 Scan296 | |
| Telegram from Paris regarding a delay on new side front springs from a supplier. | 27th May 1922 | Box 46 \ 2 Scan297 | |
| Cover note attaching a copy of a report from Mr. Haldenby. | 31th May 1922 | Box 46 \ 2 Scan298 | |
| Letter detailing issues with fitting a new cylinder head, a leaking battery, and oil consumption. | 28th May 1922 | Box 46 \ 2 Scan299 | |
| Field report on the performance, mileage, and required maintenance for the Goshawk II vehicle. | 29th May 1922 | Box 46 \ 2 Scan300 | |
| Vehicle performance, tyre wear, future testing proposals, and a critique of the bodywork. | 31th May 1922 | Box 46 \ 2 Scan301 | |
| Goshawk II vehicle failures, focusing on front springs, brakes, and excessive oil consumption. | 31th May 1922 | Box 46 \ 2 Scan302 | |
| Instruction for Messrs. Sanderson to carry out necessary work on car 7-G-11 per an attached estimate. | 7th Jun 1922 | Box 46 \ 2 Scan303 | |
| 10,000-mile Goshawk test and a suggestion to increase lubrication times. | 26th May 1922 | Box 46 \ 2 Scan304 | |
| Cover note attaching a letter regarding the 7-GOSHAWK-11 car. | 7th Jun 1922 | Box 46 \ 2 Scan305 | |
| Crack found in the crankcase of vehicle 7-Goshawk-11. | 4th Jun 1922 | Box 46 \ 2 Scan306 | |
| Letter and its translation detailing issues with chassis 7-G-II's springs and rear accumulator battery after a journey from Paris to Marseilles. | 6th Jun 1913 | Box 46 \ 2 Scan307 | |
| Letter in French concerning an accumulator and chassis. | 7th Jun 1922 | Box 46 \ 2 Scan308 | |
| Attached letter about the Goshawk-11 car. | 7th Jun 1922 | Box 46 \ 2 Scan309 | |
| Mileage report from France detailing a dynamo failure and planned maintenance. | 4th Jun 1922 | Box 46 \ 2 Scan310 | |
| Vehicle faults including the battery, speedometer, and suspension components. | 4th Jun 1922 | Box 46 \ 2 Scan311 | |
| Broken swan neck exhaust pipe bracket being temporarily repaired with wire. | 6th Jun 1922 | Box 46 \ 2 Scan312 | |
| Correspondence regarding the despatch and fitting of new pattern front springs for a Goshawk model. | 6th Jun 1922 | Box 46 \ 2 Scan313 | |
| Enquiring when the Goshawk vehicle, having run 10,000 miles, will be ready to be driven again by amateurs. | 9th Jun 1922 | Box 46 \ 2 Scan314 | |
| Query regarding arrangements for the 7-Goshawk-II car to be driven by amateurs in France for a 10,000-mile run. | 12th Jun 1922 | Box 46 \ 2 Scan315 | |
| Test report questionnaire with handwritten remarks on vehicle performance issues like rattles and vibrations. | 20th May 1922 | Box 46 \ 2 Scan316 | |
| Engine overheating tests, cylinder head material issues, and a new fan for the Goshawk project. | 12th Jun 1922 | Box 46 \ 2 Scan317 | |
| Attached report and the proposal to fit a later type fan to a Goshawk II car. | 12th Jun 1922 | Box 46 \ 2 Scan318 | |
| The 'Goshawk II' vehicle, detailing mileage, a broken spring, and overheating issues during a hill climb. | 8th Jun 1922 | Box 46 \ 2 Scan319 | |
| Vehicle testing regarding an inefficient cooling fan causing water to boil, and the repair of a failed C.A.V. dynamo. | 2nd Jun 1922 | Box 46 \ 2 Scan320 | |
| The fitting of experimental parts to the Goshawk II saloon car. | 2nd Jun 1922 | Box 46 \ 2 Scan321 | |
| Maintenance issues with the 7-Goshawk II car, including creaking wheels and broken suspension components. | 13th Jun 1922 | Box 46 \ 2 Scan322 | |
| Telegram received by telephone regarding a Goshawk engine and an amateur test. | 14th Jun 1922 | Box 46 \ 2 Scan323 | |
| Testing plans for Goshawk cars, including an Amateur Test, mileage accumulation, and checks for water boiling. | 14th Jun 1922 | Box 46 \ 2 Scan324 | |
| Return of the G-Goshawk-11 car to the Works for modifications and its accumulated mileage. | 14th Jun 1922 | Box 46 \ 2 Scan325 | |
| Report from Grenoble detailing car tax issues and road tests to resolve an overheating problem by modifying the fan blades. | 10th Jun 1922 | Box 46 \ 2 Scan326 | |
| Road test report detailing issues with a C.A.V. dynamo, noisy tappets, and engine boiling on hilly and tortuous roads. | 10th Jun 1922 | Box 46 \ 2 Scan327 | |
| Road test report detailing vehicle performance issues such as boiling, brake squeak, and gearbox rattle, along with mileage. | 14th Jun 1922 | Box 46 \ 2 Scan328 | |
| Telegram from Grenoble to Derby about the Goshawk Seven engine and the start of an amateur test. | 14th Jun 1922 | Box 46 \ 2 Scan329 | |
| Telegram confirmation from Claude Johnson to Hives at Roycar Derby regarding the recall of a car from Grenoble. | 15th Jun 1922 | Box 46 \ 2 Scan330 | |
| Outlining the reasons for recalling the 6-Goshawk-11 car from Grenoble for examination. | 15th Jun 1922 | Box 46 \ 2 Scan331 | |
| Spring bumping and an oversized battery fouling the propeller shaft on a 7-Goshawk-11 chassis. | 16th Jun 1922 | Box 46 \ 2 Scan332 | |
| Continued report on failing brackets and the plan to send a new battery box to Paris. | 16th Jun 1922 | Box 46 \ 2 Scan333 | |
| Short internal memo from CJ to Hs regarding the 5/8 Goshawk II. | 16th Jun 1922 | Box 46 \ 2 Scan334 | |
| Testing, modifications, and staffing for the 7-Goshawk-11 car in Paris. | 16th Jun 1922 | Box 46 \ 2 Scan335 | |
| Cover note attaching a copy of a report received from France regarding Goshawk-11. | 19th Jun 1922 | Box 46 \ 2 Scan336 | |
| Goshawk vehicle's hill climb performance near Grenoble, detailing the gradient, weather conditions, and an issue with the green leather upholstery dye. | 15th Jun 1922 | Box 46 \ 2 Scan337 | |
| The running of the 7-GOSHAWK II vehicle, detailing issues with creaking wheels and bumping front springs after a 1500-mile trip. | 20th Jun 1922 | Box 46 \ 2 Scan338 | |
| Repair of a Goshawk-11 Gwynne Body following a 10,000-mile test. | 20th Jun 1922 | Box 46 \ 2 Scan339 | |
| Width of front seats for Goshawk bodies and proposing a trial using an existing car to save costs. | 22th Jun 1922 | Box 46 \ 2 Scan340 | |
| Amateur testing of the Goshawk car, its location, and future development. | 22th Jun 1922 | Box 46 \ 2 Scan341 | |
| Arranging an amateur test for a 7-Goshawk-II car, ensuring it is driven regularly beforehand. | 23th Jun 1922 | Box 46 \ 2 Scan342 | |
| Requesting a draft or booklet on the essential points for looking after the Goshawk. | 23th Jun 1922 | Box 46 \ 2 Scan343 | |
| The arrangement of an amateur test for the 7-Goshawk-II car near Paris. | 23th Jun 1922 | Box 46 \ 2 Scan344 | |
| Work, planned modifications, and test driver instructions for the Goshawk 11 vehicle. | 24th Jun 1922 | Box 46 \ 2 Scan345 | |
| Requesting written lubrication instructions for amateur drivers of the Goshawk-II car. | 26th Jun 1922 | Box 46 \ 2 Scan346 | |
| Difficulty for amateur drivers to locate lubricators and the plan to create oiling instructions. | 26th Jun 1922 | Box 46 \ 2 Scan347 | |
| Dispatch of car 6-Goshawk-11 to Lillie Hall and its required immediate return to Derby. | 27th Jun 1922 | Box 46 \ 2 Scan348 | |
| Instructions regarding the handover of the 7-Goshawk-ll test car to Amateur Drivers, with a request for a status report. | 27th Jun 1922 | Box 46 \ 2 Scan349 | |
| Multiple vehicle faults including a broken front spring, a broken windscreen, and a creaking rear wheel. | 27th Jun 1922 | Box 46 \ 2 Scan350 | |
| Brake performance, water temperature, issues with loose steering lever bolts, and vehicle mileage. | 30th Jun 1922 | Box 46 \ 2 Scan351 | |
| Letter to Mr. Maddocks in Paris regarding maintenance issues with a 7-Goshawk-11, concerning oil leaks, axle oil levels, springs, and steering nuts. | 30th Jun 1922 | Box 46 \ 2 Scan352 | |
| Wheel, brake, and steering issues for a 7-Goshawk-11 car. | 30th Jun 1922 | Box 46 \ 2 Scan353 | |
| Report from France detailing issues with a 7-Goshawk-11 car, including a broken windscreen and loose seats. | 30th Jun 1922 | Box 46 \ 2 Scan354 | |
| Letter regarding receiving a license and arranging the handover of car 7G II. | 5th Apr 1922 | Box 46 \ 2 Scan355 | |
| The unnecessary particulars requested by Paris for the French license of 7-Goshawk-ll. | 6th Jul 1922 | Box 46 \ 2 Scan356 | |
| Request for a simplified maintenance and lubrication schedule for the Goshawk car ahead of driving trials with unprofessional drivers. | 6th Jul 1922 | Box 46 \ 2 Scan357 | |
| Instructions for amateurs on the daily running, logging, and maintenance of the 7-Goshawk-II vehicle. | 6th Jul 1922 | Box 46 \ 2 Scan358 | |
| Lubrication schedule and instructions for foot brake adjustment. | 6th Jul 1922 | Box 46 \ 2 Scan359 | |
| Instructions for adjusting brakes, clutch, tappets, and sparking plugs. | 6th Jul 1922 | Box 46 \ 2 Scan360 | |
| Instructions for maintenance and adjustment of the contact breaker, filters, and steering components. | 6th Jul 1922 | Box 46 \ 2 Scan361 | |
| Lubrication instructions for the gearbox, rear axle, road wheels, and water pump gland. | 7th Jul 1922 | Box 46 \ 2 Scan362 | |
| Notes on the Electrical System for the 7-Goshawk II car. | 7th Jul 1922 | Box 46 \ 2 Scan363 | |
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