| Description | Date | Identifier | |
| Technical drawing for a Bijur outboard type sleeve shift. | 14th Mar 1921 | Box 40 \ 5 Scan081 | |
| The reverse of a document page showing a print room stamp. | 30th Dec 1921 | Box 40 \ 5 Scan082 | |
| Drawing Lec.1640 for the Goshawk II Bijur starter motor pinion, requesting pieces for testing. | 7th Oct 1922 | Box 40 \ 5 Scan083 | |
| Provision of blueprints for Goshawk 11 Bendix Drive (Bijur) parts. | 7th Nov 1922 | Box 40 \ 5 Scan084 | |
| Telegram confirmation to Springfield, USA, detailing pinion and wheel gear specifications. | 11th Nov 1922 | Box 40 \ 5 Scan085 | |
| Blueprints for Goshawk 11 Bendix Drive (Bijur) parts. | 11th Nov 1922 | Box 40 \ 5 Scan086 | |
| Trial of a Bijur type Bendix drive and requesting information. | 11th Nov 1922 | Box 40 \ 5 Scan087 | |
| Adoption of the Bijur type Bendix Drive over the standard model and seeking further information. | 12th Dec 1922 | Box 40 \ 5 Scan088 | |
| Difficulties obtaining parts and information from the Bijur Company for starter motors. | 6th Dec 1922 | Box 40 \ 5 Scan089 | |
| Cablegram regarding the adoption of the Bijur Bendix clutch. | 6th Dec 1922 | Box 40 \ 5 Scan090 | |
| Test report on the Bijur Bendix Drive detailing flywheel damage and washer failure after 8,000 starts. | 6th Dec 1922 | Box 40 \ 5 Scan091 | |
| Test report on the Bijur type Bendix starter after approximately 8,000 starts, detailing wear and damage findings. | 12th Dec 1922 | Box 40 \ 5 Scan092 | |
| Material specifications for a Goshawk starter motor flywheel gear. | 7th Dec 1922 | Box 40 \ 5 Scan093 | |
| The production status of parts for the Goshawk II engine's 'Bijur' starter modification. | 8th Dec 1922 | Box 40 \ 5 Scan094 | |
| Holding production for a 20 HP starter motor's Bijur Bendix drive pending further information from the supplier. | 12th Dec 1922 | Box 40 \ 5 Scan095 | |
| Production delays with the Bijur Bendix starter motor for the 20 HP model. | 11th Dec 1922 | Box 40 \ 5 Scan096 | |
| Production of the Bendix Drive and the finalisation of a new design for the 20 HP starter motor. | 14th Dec 1922 | Box 40 \ 5 Scan097 | |
| Letter from Bijur Motor Appliance Company regarding a standard 4 1/2' starting motor. | 18th Dec 1922 | Box 40 \ 5 Scan098 | |
| Performance characteristic graph for an ED-180 laminated pole motor, plotting various metrics against torque. | 26th Jul 1920 | Box 40 \ 5 Scan099 | |
| Telegram from Clifford in Springfield to Hydes in Derby requesting specifications for pinion teeth and offering a Bijur drive for the 'hawk' project. | 1st Dec 1922 | Box 40 \ 5 Scan100 | |
| Bijur Drive, attaching a copy of a previous document. | 1st Jan 1923 | Box 40 \ 5 Scan101 | |
| Letter discussing performance issues and recommendations for the Bijur Drive system on an experimental car. | 19th Dec 1922 | Box 40 \ 5 Scan102 | |
| The testing and comparison of Bendix and Bijur starter pinions and flywheel gears on a Liberty car. | 19th Dec 1922 | Box 40 \ 5 Scan103 | |
| Technical comparison of Bijur and Bendix starter motor systems, discussing pinion gears, ratios, and voltage. | 19th Dec 1922 | Box 40 \ 5 Scan104 | |
| Technical comparison of various manual shift starter motor mechanisms. | 19th Dec 1922 | Box 40 \ 5 Scan105 | |
| Comparison of starter motor engagement systems, including Westinghouse, Bijur, and Bendix types. | 19th Dec 1922 | Box 40 \ 5 Scan106 | |
| Blueprint graph showing comparative performance curves for various starting motors. | 29th Dec 1922 | Box 40 \ 5 Scan107 | |
| The standardisation of the Bijur type Bendix drive for the 20 HP starter motor. | 29th Dec 1922 | Box 40 \ 5 Scan108 | |
| The Bijur Type Bendix Drive for a 20-HP starter motor. | 1st Jan 1923 | Box 40 \ 5 Scan109 | |
| Standardisation of a Bijur type Bendix drive for the starter motor, model Goshawk. | 6th Dec 1922 | Box 40 \ 5 Scan110 | |
| Cost implications of standardising a Bijur type Bendix drive for the Goshawk II. | 29th Dec 1922 | Box 40 \ 5 Scan111 | |
| Issues with the Bendix drive starter motor and a comparison with the alternative Bijur scheme. | 1st Dec 1922 | Box 40 \ 5 Scan112 | |
| Letter detailing the Bijur Company's response regarding the Bijur Drive system. | 3rd Jan 1925 | Box 40 \ 5 Scan113 | |
| Pinion and flywheel gear specifications for a starting device, including questions posed to the Bijur Company. | 28th Dec 1922 | Box 40 \ 5 Scan114 | |
| Letter from Bijur Motor Appliance Company discussing the performance of an automatic shift and suggesting design modifications. | 28th Dec 1922 | Box 40 \ 5 Scan115 | |
| Letter providing detailed specifications on pinion clearances, shaft materials, and clutch torque values. | 9th Jan 1923 | Box 40 \ 5 Scan116 | |
| Letter regarding the discontinuation of dished washers for the Bijur Starter Pinion. | 9th Jan 1923 | Box 40 \ 5 Scan117 | |
| Letter from Bijur Motor Appliance Company regarding the material analysis and design of spring washers for the automatic shift. | 2nd Jan 1923 | Box 40 \ 5 Scan118 | |
| Notification regarding the modification of the Goshawk II Bijur Bendix Drive starter motor armature shaft. | 9th Jan 1923 | Box 40 \ 5 Scan119 | |
| 'Bijur Drive', attaching enclosures received from America. | 15th Jan 1923 | Box 40 \ 5 Scan120 | |
| The delay on car Goshawk-11 due to a noisy starter drive and the subsequent replacement of the flywheel gear ring. | 19th Jan 1923 | Box 40 \ 5 Scan121 | |
| Slipping clutch on a Bijur starter drive due to suspected oil contamination. | 29th Jan 1923 | Box 40 \ 5 Scan122 | |
| Reliability of the Bijur starter drive compared to the Bendix drive. | 31th Jan 1923 | Box 40 \ 5 Scan123 | |
| The testing and failure analysis of a Bijur starter drive, concluding failure is due to incorrect fitting. | 1st Feb 1923 | Box 40 \ 5 Scan124 | |
| Comparison of Bijur and Bendix drive systems, mentioning the transfer of the 'Seagull' scheme to the 'Goshawk'. | 19th May 1923 | Box 40 \ 5 Scan125 | |
| The performance of Bijur electrical units, detailing success with the starter motor but consistent failure of voltage regulators. | 19th May 1923 | Box 40 \ 5 Scan126 | |
| Specification of test and inspection for a 20 HP starter motor with a Bijur Bendix friction drive scheme. | 30th May 1923 | Box 40 \ 5 Scan127 | |
| Noisy starter on a 20-HP chassis, suggesting repair over replacement. | 11th Jul 1923 | Box 40 \ 5 Scan128 | |
| Requesting the immediate replacement of Bendix starter pinions with Bijur ones on 20 HP demonstration cars. | 16th Jul 1923 | Box 40 \ 5 Scan129 | |
| Impracticality of changing the Bendix pinion to a Bijur type on 20-HP demonstration cars. | 21th Jul 1923 | Box 40 \ 5 Scan130 | |
| Bendix Starter Pinion failure on chassis 44-G-2 and its replacement with an improved Bijur type. | 13th Aug 1923 | Box 40 \ 5 Scan131 | |
| Instructions and test results for a starter-motor slipping clutch on an 8GI engine. | 4th Sep 1923 | Box 40 \ 5 Scan132 | |
| Instructing the stores to despatch a Bijur Clutch Spanner and Clamp at no charge. | 1st Sep 1923 | Box 40 \ 5 Scan133 | |
| New Bijur starting pinion design, drawing Lec.1759, for the Goshawk engine. | 1st Sep 1923 | Box 40 \ 5 Scan134 | |
| The supply of standard and improved cork driving washers for Bijur Drive experiments. | 23th Oct 1923 | Box 40 \ 5 Scan135 | |
| Disintegrated cork washer issue on starter motors for the 20-HP Chassis. | 13th Dec 1923 | Box 40 \ 5 Scan136 | |
| Starter motor trouble on the 20 HP chassis due to disintegrating cork washers. | 8th Dec 1923 | Box 40 \ 5 Scan137 | |
| Failure of cork washers in the Bijur Starting Pinion and proposing a new assembly method. | 20th Dec 1923 | Box 40 \ 5 Scan138 | |
| Failures of the 20-HP Starter Bendix Gear, including specific instances and investigation findings. | 22th Dec 1923 | Box 40 \ 5 Scan139 | |
| Failures of the 20-HP Starter Bendix Gear. | 28th Dec 1923 | Box 40 \ 5 Scan140 | |
| Failures of the 20 HP starter Bendix gear and proposed solutions. | 11th Jan 1924 | Box 40 \ 5 Scan141 | |
| The increasing failures of the Bijur Bendix starter mechanism on the 20-HP chassis. | 18th Jan 1924 | Box 40 \ 5 Scan142 | |
| Recurring spring washer failure and proposed solutions, anticipating customer enquiries. | 18th Jan 1924 | Box 40 \ 5 Scan143 | |
| Noisy starter on car X.3587 and the progress of suggested improvements. | 30th May 1924 | Box 40 \ 5 Scan144 | |
| Faults with the starter motor and driver's seat on a 5-Goshawk-11 (Beaton all-weather) car. | 20th Jun 1934 | Box 40 \ 5 Scan145 | |
| Broken starter motor spring and the arrangement for a replacement. | 21th Jun 1924 | Box 40 \ 5 Scan146 | |
| Requesting a missing starter motor part to test a car with Balloon tyres. | 24th Jun 1924 | Box 40 \ 5 Scan147 | |
| Issues with removing a starter from a 5-Goshawk-11 and a discussion on Bendix versus Bijur pinions. | 24th Jun 1924 | Box 40 \ 5 Scan148 | |
| Dispatching a damaged starter motor and bendix from car 5-G-11 and arranging a replacement. | 25th Jun 1924 | Box 40 \ 5 Scan149 | |
| Arranging for a mechanic to fit a new starter motor to car 5-G-11. | 25th Jun 1924 | Box 40 \ 5 Scan150 | |
| Sending two starter motors to London via passenger train. | 25th Jun 1924 | Box 40 \ 5 Scan151 | |
| Dispatch of a Starter Motor with Bijur Drive as a replacement for the original Bendix Drives. | 25th Jun 1924 | Box 40 \ 5 Scan152 | |
| Improved Bijur starter pinion, detailing tests and failures of clutch materials. | 27th Jun 1924 | Box 40 \ 5 Scan153 | |
| Drive fault, its modification, and a proposal for a more reliable and quieter starter motor scheme. | 27th Jun 1924 | Box 40 \ 5 Scan154 | |
| From 'R' regarding the improvement and standardisation of Bendix and Bijur components for Goshawk engines. | 30th Jun 1924 | Box 40 \ 5 Scan155 | |
| Redesign and improvement of Bendix and Bijur pinions from original American designs. | 2nd Jul 1924 | Box 40 \ 5 Scan156 | |
| Standardisation of Chassis Parts for an Improved Type Bijur Drive. | 28th Jun 1924 | Box 40 \ 5 Scan157 | |
| The standardisation of starter motor pinion drives for the 20 HP Chassis, replacing the old Bendix Drive type. | 14th Jul 1924 | Box 40 \ 5 Scan158 | |
| Requesting a reply regarding the starter motor pinion drive for replacements on a 20 HP chassis. | 14th Jul 1924 | Box 40 \ 5 Scan159 | |
| Standardisation document for a starter motor pinion drive for replacements. | 28th Jun 1924 | Box 40 \ 5 Scan160 | |
| Standardisation sheet for a starter motor pinion drive replacement on a 20 HP chassis. | 7th Jul 1924 | Box 40 \ 5 Scan161 | |
| Performance issues with the 20 HP starter pinion. | 29th Nov 1924 | Box 40 \ 5 Scan162 | |
| Performance and standardization of starter motor pinions for Goshawks. | 3rd Dec 1924 | Box 40 \ 5 Scan163 | |
| The comparison and replacement of Bendix and Bijur starter drives on Goshawk models. | 11th Dec 1924 | Box 40 \ 5 Scan164 | |
| Proposal for the 20 HP Steering Motor Drive. | 23th Dec 1925 | Box 40 \ 5 Scan165 | |
| Faulty starter motor on chassis 10-GIII after 2948 miles. | 12th Apr 1926 | Box 40 \ 5 Scan166 | |
| The unsatisfactory performance of the starter motor for Chassis 10-GIII after 7526 miles. | 23th Apr 1926 | Box 40 \ 5 Scan167 | |
| Distressing noise from the starter on a 20 HP car, requesting an investigation or replacement. | 18th Jun 1926 | Box 40 \ 5 Scan168 | |
| Telegram requesting a driver-mechanic to collect visitors and return a Goshawk for improvements. | 20th Sep 1926 | Box 40 \ 5 Scan169 | |
| Trial of a simplified sequence starter on the 20 HP model. | 2nd Nov 1926 | Box 40 \ 5 Scan170 | |
| Exclusion of dynamo and starter motor brushes from the spares kit. | 21th Feb 1927 | Box 40 \ 5 Scan171 | |
| Report investigating a starter motor's failure to engage, attributing it to an oil leak from the crankshaft. | 17th May 1927 | Box 40 \ 5 Scan172 | |
| Query from C.A. Vandervell & Co. Ltd. regarding the engagement of a pinion on the 20 HP Car. | 19th May 1927 | Box 40 \ 5 Scan173 | |
| Cover letter to Mr. W. H. Glaser regarding an enquiry, enclosing proof pages of an instruction book and a description of a starter pinion. | 21th May 1927 | Box 40 \ 5 Scan174 | |
| Potential improvements to the 20 HP Bijur starter pinion and gear design. | 23th May 1927 | Box 40 \ 5 Scan175 | |
| Quality variation in cork friction driving pieces for the 20 HP Starting Motor. | 20th Jun 1927 | Box 40 \ 5 Scan176 | |
| Proposal for a cost-saving modification to the 20 HP Chassis starter motor, involving a cork-fitted plate. | 23th Jun 1927 | Box 40 \ 5 Scan177 | |
| Investigation into the failures and causes of issues with the 20 HP starter motor. | 24th Jun 1927 | Box 40 \ 5 Scan178 | |
| Starter unit faults, including a proposed 'V' stop design and investigation into cork clutch and spring issues. | 24th Jun 1927 | Box 40 \ 5 Scan179 | |
| The quality of cork discs and issues with starter pinion engagement due to spring weakness. | 24th Jun 1927 | Box 40 \ 5 Scan180 | |
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