| Description | Date | Identifier | |
| Correspondence regarding issues and actions taken on the Experimental Goshawk Cars. | 30th Mar 1922 | Box 46 \ 2 Scan064 | |
| Telegram received by telephone requesting steering levers be sent by parcel post. | 30th Mar 1922 | Box 46 \ 2 Scan065 | |
| The failure of cross steering levers on a Goshawk 11, detailing telegraphic exchanges about the problem. | 30th Mar 1922 | Box 46 \ 2 Scan066 | |
| Cover note attaching a report on the S-Goshawk-11 10,000 miles trials cars. | 30th Mar 1922 | Box 46 \ 2 Scan067 | |
| Road test report from France detailing vehicle performance issues, including carburettor, clutch, and fuel consumption. | 27th Mar 1922 | Box 46 \ 2 Scan068 | |
| Faults with steering, gearing, carburation, and brakes, alongside internal company comments. | 27th Mar 1922 | Box 46 \ 2 Scan069 | |
| The unsatisfactory performance of a Gwynne body, hood, and high petrol consumption. | 31th Mar 1922 | Box 46 \ 2 Scan070 | |
| Delivery and potential modernisation of a Goshawk II Limousine. | 31th Mar 1922 | Box 46 \ 2 Scan071 | |
| Telephone message regarding the testing strategy for Goshawks, discussing mileage and allocation of test cars. | 31th Mar 1922 | Box 46 \ 2 Scan072 | |
| 10,000-mile test of the Goshawk express car and its implications for the first 50 chassis. | 31th Mar 1922 | Box 46 \ 2 Scan073 | |
| Brief internal memorandum regarding a discussion in France. | 31th Mar 1922 | Box 46 \ 2 Scan074 | |
| Test results, ongoing issues, and potential improvements for various car components. | 10th Jul 1927 | Box 46 \ 2 Scan075 | |
| Follow-up letter discussing vehicle testing, component issues, and dispatching replacement parts. | 19th Jul 1917 | Box 46 \ 2 Scan076 | |
| Test car preparations, modifications for the Goshawk-11, and logistical arrangements for a trip to France. | 1st Mar 1922 | Box 46 \ 2 Scan077 | |
| The delivery of a Goshawk chassis to coach-builders Maythorns of Biggleswade, detailing its used condition and potential delays. | 31th Mar 1922 | Box 46 \ 2 Scan078 | |
| Brake and clutch squeaks on a 10,000-mile Goshawk-11 test car. | 31th Mar 1922 | Box 46 \ 2 Scan079 | |
| Modifications and fault-finding for steering, radiator, and clutch systems on Goshawk cars. | 31th Mar 1922 | Box 46 \ 2 Scan080 | |
| Correspondence regarding Goshawk 11 steering lever failures, test reports, and other component issues. | 31th Mar 1922 | Box 46 \ 2 Scan081 | |
| From B.J. to E.P. discussing the 10,000-mile express car test for the Goshawk model. | 31th Mar 1932 | Box 46 \ 2 Scan082 | |
| Outlining the testing plan and fault resolution for various Goshawk experimental chassis vehicles. | 31th Mar 1922 | Box 46 \ 2 Scan083 | |
| Telegram regarding the examination of steering levers, advising against strengthening them until a weakness test is confirmed. | 4th Apr 1922 | Box 46 \ 2 Scan084 | |
| Requesting clarification on the bending of Goshawk 11 steering levers. | 1st Apr 1922 | Box 46 \ 2 Scan085 | |
| Internal communication regarding steering lever and petrol filter issues on the Goshawk II model. | 10th Apr 1922 | Box 46 \ 2 Scan086 | |
| Weaknesses on Goshawk II engines and issues with clutch brakes. | 1st Apr 1922 | Box 46 \ 2 Scan087 | |
| Various mechanical issues found in a Goshawk-11 vehicle, with analysis and proposed solutions. | 1st Apr 1922 | Box 46 \ 2 Scan088 | |
| Feedback on the Goshawk 11 car, proposed alterations, and production standardisation. | 1st Apr 1922 | Box 46 \ 2 Scan089 | |
| Modifications and test issues for a 6-Goshawk-II, including steering, engine, and a proposed redesign of the shackle covers. | 11th Apr 1922 | Box 46 \ 2 Scan090 | |
| Telegram concerning Goshawk steering levers and an unapproved bending method. | 11th Apr 1922 | Box 46 \ 2 Scan091 | |
| Telegram regarding design changes to steering levers for increased strength and correct material. | 2nd Apr 1922 | Box 46 \ 2 Scan092 | |
| Telegram requesting stronger steering components for six Hawk models and two extra sets for cars already in France. | 2nd Apr 1922 | Box 46 \ 2 Scan093 | |
| Covering memo for three telegrams concerning bent steering levers on the Goshawk-11. | 3rd Apr 1922 | Box 46 \ 2 Scan094 | |
| Communication regarding bending Goshawk cross steering levers and the weakness of part F.50862. | 1st Apr 1922 | Box 46 \ 2 Scan095 | |
| Directive concerning the design and manufacture of steering levers. | 2nd Apr 1922 | Box 46 \ 2 Scan096 | |
| Copied message instructing the fitting of stronger steering levers to Goshawk cars. | 2nd Feb 1922 | Box 46 \ 2 Scan097 | |
| Covering memo circulating a copy of a letter dated 30th March, with added comments. | 1st Apr 1932 | Box 46 \ 2 Scan098 | |
| Issues with bent steering levers on a test car and the arrangement of replacement parts. | 30th Mar 1922 | Box 46 \ 2 Scan099 | |
| Vehicle performance over several hundred miles, detailing filter issues and other maintenance. | 3rd Apr 1922 | Box 46 \ 2 Scan100 | |
| Modifications and testing for the Goshawk-11 model regarding wheels, steering, and covers. | 3rd Apr 1922 | Box 46 \ 2 Scan101 | |
| Telegrams received regarding the redesign and production of steering levers for the Goshawk model. | 1st Apr 1922 | Box 46 \ 2 Scan102 | |
| Running programme for the Express Car and instructions for fitting stronger steering levers to Goshawk trial cars. | 3rd Apr 1922 | Box 46 \ 2 Scan103 | |
| The Goshawk-11 model's road test, detailing weather conditions, a puncture, and an investigation into steering lever inclination. | 4th Apr 1922 | Box 46 \ 2 Scan104 | |
| Cover note for Report No. 3 on the Express Car & Goshawk II, circulating an attached letter. | 4th Apr 1922 | Box 46 \ 2 Scan105 | |
| Road test report for the 8-Goshawk-II vehicle with associated comments on design and maintenance. | 1st Apr 1922 | Box 46 \ 2 Scan106 | |
| Engine vibration, clutch performance, and steering issues, particularly under stressful driving conditions on a Goshawk model. | 1st Apr 1922 | Box 46 \ 2 Scan107 | |
| Car component failures during testing, with a recommendation to proceed with manufacturing. | 4th Apr 1932 | Box 46 \ 2 Scan108 | |
| Forwarding a telegram concerning sticking levers on the Goshawk II engine. | 4th Apr 1932 | Box 46 \ 2 Scan109 | |
| Telegram from France to Derby, England, concerning the examination of steering levers. | 4th Apr 1922 | Box 46 \ 2 Scan110 | |
| The strength of Goshawk 11 steering levers and adjustments to spring buffers. | 4th Apr 1922 | Box 46 \ 2 Scan111 | |
| Report discussing steering irreversibility due to potholes, the use of thrust washers, and the need for leather gaiters on steering and shock damper connections. | 4th Apr 1922 | Box 46 \ 2 Scan112 | |
| Technical report discussing issues with shackle play causing knocks and adjustments to the carburation to improve low-speed power. | 4th Apr 1922 | Box 46 \ 2 Scan113 | |
| Engine testing procedures and carburettor development for improved performance and consumption. | 1st Apr 1922 | Box 46 \ 2 Scan114 | |
| Performance issues and recommended adjustments for a car's jet restrictor, fuel system, and brake lever. | 1st Apr 1922 | Box 46 \ 2 Scan115 | |
| Impressions and potential modifications for the Goshawk 11 and Peregrine models. | 4th Apr 1922 | Box 46 \ 2 Scan116 | |
| Telegram exchanges and test reports regarding faults with the Goshawk 11 car, including steering levers and gearbox rattle. | 4th Apr 1922 | Box 46 \ 2 Scan117 | |
| Faults and investigations into a Goshawk-ll model's gearbox, clutch, brakes, silencer, and steering. | 4th Apr 1922 | Box 46 \ 2 Scan118 | |
| The performance of a Goshawk-II car, discussing vibration, disc wheels, and arrangements for further investigation and testing. | 4th Apr 1922 | Box 46 \ 2 Scan119 | |
| Delays and arrangements for the Goshawk II Amateur Car chassis delivery. | 4th Apr 1922 | Box 46 \ 2 Scan120 | |
| Reported issues with speedometer accuracy and gearbox rattles on a Goshawk-11 vehicle. | 4th Apr 1922 | Box 46 \ 2 Scan121 | |
| Faults, modifications, and delivery plans for Goshawk-11 cars. | 5th Apr 1922 | Box 46 \ 2 Scan122 | |
| Snippet concerning the protection provided by the undershield when driving on muddy or wet roads. | 6th Apr 1922 | Box 46 \ 2 Scan123 | |
| Steering lever and pivot alignment on Goshawk-11 models in response to a report. | 6th Apr 1922 | Box 46 \ 2 Scan124 | |
| Instructions and discussion regarding the modernization and ongoing trials of Goshawk-11 experimental cars, with notes on wheel types. | 4th Apr 1922 | Box 46 \ 2 Scan125 | |
| Communication regarding the dispatch and modification of a Goshawk vehicle, including details from telegrams and parts being sent. | 1st Apr 1922 | Box 46 \ 2 Scan126 | |
| Carburetter spare parts, production issues due to a 'lock-out', and a gearbox rattle on a Goshawk-11. | 7th Apr 1922 | Box 46 \ 2 Scan127 | |
| Instructions and technical notes for testing the 6-Goshawk-11 car, including details on carburation and steering modifications. | 7th Apr 1922 | Box 46 \ 2 Scan128 | |
| Modifications and issues with a car's water loss, suspension, clutch, and brakes. | 7th Apr 1922 | Box 46 \ 2 Scan129 | |
| Issues and modifications for Goshawk-11 models, concerning brake drums, gearbox, undershield, and shock absorbers. | 7th Apr 1922 | Box 46 \ 2 Scan130 | |
| Continued report on vehicle components and adjustments, including steering, ignition, and filters. | 7th Apr 1922 | Box 46 \ 2 Scan131 | |
| Arranging the use of Goshawk test cars to expedite testing in light of a potential lock-out. | 7th Apr 1922 | Box 46 \ 2 Scan132 | |
| Side steering tube with buffer springs for a 6-GOSHAWK-11 and a new experimental design. | 8th Apr 1922 | Box 46 \ 2 Scan133 | |
| From EP to Hs regarding issues with steering levers, water loss, and the petrol system on Goshawk-11 vehicles. | 8th Apr 1922 | Box 46 \ 2 Scan134 | |
| The Goshawk-11 carburetter development and road testing at Le Canadel. | 8th Apr 1922 | Box 46 \ 2 Scan135 | |
| Report discussing float chamber issues, exhaust modifications, lubrication, and oil consumption. | 8th Apr 1922 | Box 46 \ 2 Scan136 | |
| Required modifications and observations on a vehicle's gauze, bonnet, undershielding, engine heat, and body. | 10th Apr 1922 | Box 46 \ 2 Scan137 | |
| The Goshawk-11 car's crossing to France, associated instructions, and a request for replacement parts. | 10th Apr 1922 | Box 46 \ 2 Scan138 | |
| Troubleshooting and improvements for Goshawk-11 cars, focusing on filter, steering, and silencer issues. | 10th Apr 1922 | Box 46 \ 2 Scan139 | |
| Modifications, testing, and specifications for Goshawk-11 cars. | 10th Apr 1922 | Box 46 \ 2 Scan140 | |
| Carburation adjustments, vehicle testing logistics, and oil filter specifications for Goshawk-11 models. | 10th Apr 1922 | Box 46 \ 2 Scan141 | |
| Report on the running of the Express car (8-Goshawk-11) in France. | 10th Apr 1922 | Box 46 \ 2 Scan142 | |
| Typed copy of a vehicle performance and maintenance report from Laval, France. | 6th Apr 1922 | Box 46 \ 2 Scan143 | |
| Vehicle performance issues with the gearbox, steering, and brakes, and proposing design modifications. | 10th Apr 1922 | Box 46 \ 2 Scan144 | |
| Attaching Hy's report on the running of the Express Car (5-Goshawk-11) in France. | 10th Apr 1922 | Box 46 \ 2 Scan145 | |
| The performance of car 5-Goshawk-11, detailing mileage, engine running, and various component checks. | 7th Apr 1932 | Box 46 \ 2 Scan146 | |
| Considerations for Goshawk-11 springs, pedals, and steering friction. | 11th Apr 1932 | Box 46 \ 2 Scan147 | |
| Ongoing issues with pivot pins, spring shackles, and ignition contacts on Goshawk and 40/50 models. | 11th Apr 1932 | Box 46 \ 2 Scan148 | |
| Magneto weakness, carburettor tests, and a radiator report. | 13th Apr 1922 | Box 46 \ 2 Scan149 | |
| Cover note for a report on the 10,000 miles test of the B-Goshawk-II engine. | 13th Apr 1922 | Box 46 \ 2 Scan150 | |
| Vehicle inspection report detailing mileage, discovered faults with the battery box and suspension, and proposed remedies. | 9th Apr 1922 | Box 46 \ 2 Scan151 | |
| Vehicle faults with corresponding engineering comments and proposed actions. | 9th Apr 1922 | Box 46 \ 2 Scan152 | |
| Vehicle component issues and performance observations during testing. | 12th Apr 1922 | Box 46 \ 2 Scan153 | |
| Carburettor and exhaust system issues and modifications on Goshawk-11 models. | 12th Apr 1922 | Box 46 \ 2 Scan154 | |
| Ongoing modifications and proposed improvements for various vehicle components. | 12th Apr 1922 | Box 46 \ 2 Scan155 | |
| Performance improvements and issues for the 4-Goshawk-11 car model, covering carburation, steering, clutch, dynamo, and brakes. | 12th Apr 1922 | Box 46 \ 2 Scan156 | |
| Design modifications and test results for Goshawk model components, specifically concerning axles, splashers, and steering. | 15th Apr 1922 | Box 46 \ 2 Scan157 | |
| Technical report detailing issues and potential improvements on various vehicle components including steering, electrical systems, and Dunlop wheels. | 15th Apr 1922 | Box 46 \ 2 Scan158 | |
| Comparison of body dimensions and performance notes for 4-Goshawk-11 and 6-Goshawk-11 open body chassis. | 12th Apr 1922 | Box 46 \ 2 Scan159 | |
| From EP to Hs regarding a memo from BJ and the supply and modification of a 7-Goshawk-II. | 12th Apr 1922 | Box 46 \ 2 Scan160 | |
| Availability of the Goshawk II trials car for an amateur test. | 1st Apr 1922 | Box 46 \ 2 Scan161 | |
| Allotment of a Goshawk II car for the 10,000 Mile Trials Cars event. | 12th Apr 1922 | Box 46 \ 2 Scan162 | |
| Private letter from EP concerning a report on car rattles and standard alterations for amateur testing. | 13th Apr 1922 | Box 46 \ 2 Scan163 | |
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