| Description | Date | Identifier | |
| Extract from a laboratory report on tests concerning the effects of paraffin wax on condensers. | 16th Aug 1924 | Box 52 \ 3 Scan190 | |
| Graph showing the variation of capacity with temperature for two types of paper condensers. | 27th Mar 1924 | Box 52 \ 3 Scan191 | |
| Graph showing the variation of capacity with temperature for different types of paper condensers. | 27th Mar 1924 | Box 52 \ 3 Scan192 | |
| Two graphs showing the variation of capacity with temperature for different types of paper condensers. | 27th Mar 1924 | Box 52 \ 3 Scan193 | |
| Graph showing the variation of capacity with temperature for different types of paper condensers. | 8th Aug 1924 | Box 52 \ 3 Scan194 | |
| Features of four different 20 HP battery ignition condensers for testing. | 8th Aug 1924 | Box 52 \ 3 Scan195 | |
| The selection of eleven experimental condensers for further testing and fitting to cars. | 20th Aug 1924 | Box 52 \ 3 Scan196 | |
| Standardisation of a 20 HP. Battery Ignition Condenser with improved connections. | 20th Aug 1924 | Box 52 \ 3 Scan197 | |
| Continued report detailing the results of a laboratory test on a component, including a distribution list. | 13th Nov 1924 | Box 52 \ 3 Scan198 | |
| Ignition failures and an improved method for earthing the condenser. | 13th Nov 1924 | Box 52 \ 3 Scan199 | |
| Instruction sheet detailing the examination and testing of condenser No. 1600 from chassis 98NK. | 16th Jan 1925 | Box 52 \ 3 Scan200 | |
| Test results for capacity breakdown at different temperatures, which were found to be lower than specified limits. | 24th Mar 1925 | Box 52 \ 3 Scan201 | |
| Fitting the latest battery ignition condensers, with some chassis excluded for experimentation. | 24th Mar 1925 | Box 52 \ 3 Scan202 | |
| List detailing various types of condensers in the laboratory with remarks on their construction and performance. | 25th Mar 1925 | Box 52 \ 3 Scan203 | |
| Instruction sheet detailing the results of a 10,000-mile test on a Goshawk paper condenser. | 14th May 1925 | Box 52 \ 3 Scan204 | |
| Electrical experimental record sheet for a Goshawk Paper Condenser, I.C.1. | 14th May 1925 | Box 52 \ 3 Scan205 | |
| Electrical experimental record sheet for a Goshawk Paper Condenser I.C.2. | 14th May 1925 | Box 52 \ 3 Scan206 | |
| Electrical experimental record sheet for a Goshawk Paper Condenser, No. 1576. | 24th Apr 1924 | Box 52 \ 3 Scan207 | |
| Design and layout of an electrical starter switch for the 40/50 HP American Chassis. | 24th Dec 1919 | Box 52 \ 3 Scan208 | |
| Delco starter switch from a Marmon car and a proposal for an alternative for the Goshawk 11. | 15th Sep 1921 | Box 52 \ 3 Scan209 | |
| The failure of a carbon copper type starter switch and recommendations for a more reliable alternative. | 4th Oct 1921 | Box 52 \ 3 Scan210 | |
| Confirming the return of a 4 EX speedometer drive and a Delco starter switch. | 1st Oct 1921 | Box 52 \ 3 Scan211 | |
| The 'Coshawk II' electrical equipment, discussing dynamo attempts and starter switch contact issues. | 13th Oct 1921 | Box 52 \ 3 Scan212 | |
| Inter-office correspondence discussing the use of a proprietary switch versus a competitor's (Delco) switch. | 21th Dec 1921 | Box 52 \ 3 Scan213 | |
| Reliability of simple starter switches versus relay switches for the Goshawk engine. | 22th Jan 1922 | Box 52 \ 3 Scan214 | |
| Confirming the dispatch of a Delco Lighting and Ignition Switch. | 3rd Mar 1922 | Box 52 \ 3 Scan215 | |
| Quote from D.H. Bonnella & Son for starter switches with modified contact plates and copper contacts. | 13th Mar 1922 | Box 52 \ 3 Scan216 | |
| Short letter regarding a self-starter switch and correspondence from Messrs D.H. Bonella & Son, Ltd. | 14th Mar 1922 | Box 52 \ 3 Scan217 | |
| Quotation for a Starter Switch with copper contacts from D.H. Bonnella & Son, Ltd. | 13th Mar 1922 | Box 52 \ 3 Scan218 | |
| Delivery note from D.H. Bonella & Son Ltd for one starter switch. | 7th Mar 1922 | Box 52 \ 3 Scan219 | |
| Fitting Remy-battery ignition to airship engines and a proposal to use an improved sixth series engine instead. | 7th Sep 1917 | Box 52 \ 3 Scan220 | |
| Extract discussing the redesign of a water circulation pump and an evaluation of ignition systems for airship engines. | 15th Feb 1916 | Box 52 \ 3 Scan221 | |
| The failure of a Dixie magneto and its impact on the engine. | 12th Mar 1917 | Box 52 \ 3 Scan222 | |
| Request for a booklet on a twelve-cylinder Remy Battery Ignition system and clarification on a four-terminal switch. | 12th Mar 1917 | Box 52 \ 3 Scan223 | |
| Letter from Walter H. Johnson of the Remy Electric Company, describing the Model No.192 ignition switch. | 13th Mar 1917 | Box 52 \ 3 Scan224 | |
| Letter from Remy Electric Company describing the operation of a reversing switch and its effect on ignition contact points. | 15th Mar 1917 | Box 52 \ 3 Scan225 | |
| List of experiments fitted to an experimental airship engine. | 15th Mar 1917 | Box 52 \ 3 Scan226 | |
| Request for a Remy ignition set for examination and discussion on fitting it to aeroplane engines. | 12th Jun 1917 | Box 52 \ 3 Scan227 | |
| Use of 4-magneto versus 2-magneto ignition systems on the Eagle engine. | 21th May 1917 | Box 52 \ 3 Scan228 | |
| Ignition systems and auxiliary drives for a seaplane engine. | 10th Jul 1917 | Box 52 \ 3 Scan229 | |
| Proposal for adapting a 6-volt battery ignition for use with a 12-volt system using a non-inductive resistor and timing adjustments. | 10th Jul 1917 | Box 52 \ 3 Scan230 | |
| Improving the engine ignition system, discussing condenser positioning, capacity, and the decision to use electric starters. | 10th Jul 1917 | Box 52 \ 3 Scan231 | |
| Page from a document discussing synchronized ignition systems in contrast to trembler ignition. | 10th Jul 1917 | Box 52 \ 3 Scan232 | |
| Dispatch note confirming the sending of a Remy and a Delco distributor. | 15th Aug 1917 | Box 52 \ 3 Scan233 | |
| Missing Remy ignition parts, specifically the coil and condenser. | 18th Aug 1917 | Box 52 \ 3 Scan234 | |
| To Mr. Ellis regarding the conversion of a battery ignition system on a 7-CA model to a non-trembler type. | 27th Aug 1917 | Box 52 \ 3 Scan235 | |
| Cold-start tests for the Lucas Starter on an Eagle engine using various batteries. | 5th Sep 1917 | Box 52 \ 3 Scan236 | |
| Starter motor tests and issues with rigging a Remy ignition system. | 9th Feb 1917 | Box 52 \ 3 Scan237 | |
| Query regarding the capability of the Remy ignition to start an Eagle engine by hand. | 8th Sep 1917 | Box 52 \ 3 Scan238 | |
| List of experiments to be incorporated into the 100 hours endurance test of the experimental Falcon 'B' Engine. | 21th Jun 1917 | Box 52 \ 3 Scan239 | |
| Testing a Remy ignition system on an Eagle engine and a car engine, detailing performance and sparking issues. | 3rd Sep 1917 | Box 52 \ 3 Scan240 | |
| Risks and queries about coupling magneto and battery ignition systems on airship engines. | 16th Oct 1917 | Box 52 \ 3 Scan241 | |
| The operation of and recommendations for the Remy battery ignition system on an aero engine. | 17th Oct 1917 | Box 52 \ 3 Scan242 | |
| Request to modify a 12-Cylinder Remy Distributor for a No. 23 Class Airship engine to increase its range. | 18th Oct 1917 | Box 52 \ 3 Scan243 | |
| Interconnection of magneto and battery controls for air-ship engines. | 18th Oct 1917 | Box 52 \ 3 Scan244 | |
| To Mr Hives regarding an experiment to increase the advance on the Remy Ignition system. | 22th Oct 1917 | Box 52 \ 3 Scan245 | |
| Confirming the request to supply electrical particulars of dismantled Remy and Packard induction coils. | 22th Oct 1917 | Box 52 \ 3 Scan246 | |
| Adjustments to the battery ignition timing range for an airship engine to prevent dangerous early firing. | 27th Oct 1917 | Box 52 \ 3 Scan247 | |
| Effects of syringing water onto an engine's distributor and coil. | 27th Oct 1917 | Box 52 \ 3 Scan248 | |
| Requesting an order for a 6-cylinder Remy Ignition Coil for experimental purposes. | 31th Oct 1917 | Box 52 \ 3 Scan249 | |
| Delaying an engine delivery to install a 12-Cylinder Remy Ignition system. | 31th Oct 1917 | Box 52 \ 3 Scan250 | |
| Letter to Mr. W. H. Johnson requesting a six-cylinder Remy Ignition Coil for experimental purposes. | 1st Nov 1917 | Box 52 \ 3 Scan251 | |
| Request for a price quotation for 1100 Patent Hammered Cast Iron Self Expanding Piston Rings. | 24th Oct 1917 | Box 52 \ 3 Scan252 | |
| Particulars of Remy and Delco battery ignition coils and progress on experimental coils. | 2nd Nov 1917 | Box 52 \ 3 Scan253 | |
| Thorough investigation into the action of a coil and contact breaker. | 2nd Nov 1917 | Box 52 \ 3 Scan254 | |
| Particulars and schematic diagram for a Remy 12 cylinder 6 volt coil. | 30th Oct 1917 | Box 52 \ 3 Scan255 | |
| Specification and test report for an ignition coil component, including a dimensional drawing and performance data. | 25th Apr 1917 | Box 52 \ 3 Scan256 | |
| Specifications for a Remy 6 Cylinder 6 Volt Coil. | 14th Nov 1917 | Box 52 \ 3 Scan257 | |
| Test data and wiring diagram for a Remy 6-cylinder ignition coil. | 26th Apr 1917 | Box 52 \ 3 Scan258 | |
| Diagram detailing the layered material composition for Remy coil condenser insulations. | 1st Nov 1917 | Box 52 \ 3 Scan259 | |
| Specification and particulars of a Delco coil from a Packard car. | 1st Nov 1917 | Box 52 \ 3 Scan260 | |
| Specifications for a coil, detailing insulation, dimensions, and connection. | 3rd Nov 1917 | Box 52 \ 3 Scan261 | |
| Letter from REMY Electric Company clarifying an order for a 6-Cylinder coil for experimental purposes. | 3rd Nov 1917 | Box 52 \ 3 Scan262 | |
| Acquisition of a Remy ignition coil for experimental comparison against their own. | 11th Nov 1917 | Box 52 \ 3 Scan263 | |
| Letter to Mr. H. Johnson clarifying an order, requiring only the coil and ignition switch for Airship Engines, not the distributor. | 6th Nov 1917 | Box 52 \ 3 Scan264 | |
| Request to rewind Remy 6 and 12 cylinder coil cores to compare primary winding inductances for aero engines. | 11th Nov 1917 | Box 52 \ 3 Scan265 | |
| Request for the return of a Delco ignition system contact breaker from a Packard car for investigation and comparison purposes. | 8th Nov 1917 | Box 52 \ 3 Scan266 | |
| Cover letter regarding a tabular comparison of Remy and Delco ignitions, and preparatory notes for a new battery ignition design. | 11th Nov 1917 | Box 52 \ 3 Scan267 | |
| Comparative analysis of specifications for Remy and Delco 6 volt ignition coils. | 26th Apr 1917 | Box 52 \ 3 Scan268 | |
| Comparison of electrical characteristics for Ballast and Primary & Ballast components from Remy and Delco. | 28th Apr 1917 | Box 52 \ 3 Scan269 | |
| Comparison table of electrical specifications for Condenser, Primary, and Secondary coils for REMY 12, REMY 6, and DELCO systems. | 28th Apr 1917 | Box 52 \ 3 Scan270 | |
| Technical data table comparing performance characteristics of Remy 12, Remy 6, and Delco contact breakers. | 28th Apr 1917 | Box 52 \ 3 Scan271 | |
| Notes on the comparison of Remy 12 & 6 cylinder and Delco 6 cylinder, 6-volt ignition systems. | 26th Apr 1917 | Box 52 \ 3 Scan272 | |
| Continued comparison of the performance characteristics of Remy 12 and Remy 6 ignition coils. | 26th Apr 1917 | Box 52 \ 3 Scan273 | |
| Comparison of the primary inductance and construction of Remy 6 and Remy 12 coils. | 12th Nov 1917 | Box 52 \ 3 Scan274 | |
| Chemical analysis of a ballast resistance wire from a Remy coil. | 12th Nov 1917 | Box 52 \ 3 Scan275 | |
| Laboratory analysis results for a ballast resistance wire from a Remy Coil. | 12th Nov 1917 | Box 52 \ 3 Scan276 | |
| Letter from Walter H. Johnson regarding a delay in replying and hesitation to supply a specific Coil and Ignition Switch. | 15th Nov 1917 | Box 52 \ 3 Scan277 | |
| Technical letter discussing different models of Coils and Distributors for various engine applications. | 15th Nov 1917 | Box 52 \ 3 Scan278 | |
| Letter from Remy Electric Co. explaining the reasons for not dispatching a coil, citing battery capacity limitations. | 15th Nov 1917 | Box 52 \ 3 Scan279 | |
| The analysis of wire from a Remy ignition coil ballast resistance. | 16th Nov 1917 | Box 52 \ 3 Scan280 | |
| Letter to Remy Electric Co. regarding the supply of coils and instruction pamphlets for experimental airship engines. | 19th Nov 1917 | Box 52 \ 3 Scan281 | |
| Letter from a supplier about sending a Model 284A Coil and 192A Ignition Switch, and a delay in instruction booklets. | 23th Nov 1917 | Box 52 \ 3 Scan282 | |
| Letter from Remy Electric Co. enclosing a wiring diagram and descriptive matter for a Model 171A Coil and Model 209 Distributor. | 23th Nov 1917 | Box 52 \ 3 Scan283 | |
| Wiring diagram of a grounded ignition system. | 25th Nov 1917 | Box 52 \ 3 Scan284 | |
| Particulars of Remy battery ignition coils. | 27th Nov 1917 | Box 52 \ 3 Scan285 | |
| Production state and supply chain challenges for battery ignition systems for engines 2101 onwards. | 29th Nov 1917 | Box 52 \ 3 Scan286 | |
| Ongoing ignition trouble on chassis No. 7-CA and a request for a replacement Watford magneto. | 10th Dec 1917 | Box 52 \ 3 Scan287 | |
| Cover memo distributing a report on mathematical and experimental investigations into battery ignition systems. | 14th Dec 1917 | Box 52 \ 3 Scan288 | |
| Mathematical and experimental investigations into the action of a contact breaker and coil for battery ignition. | 1st Feb 1917 | Box 52 \ 3 Scan289 | |
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