| Description | Date | Identifier | |
| Requesting the fitting of dynamo No. 43F1 to 21.G.IV. | 21th Oct 1935 | Box 168a \ 3 img238 | |
| Request to have a commutator skimmed on a dynamo removed from car B.23AE. | 25th Oct 1935 | Box 168a \ 3 img239 | |
| Modifications to an improved Dynamo Battery Automatic Cutout. | 25th Oct 1935 | Box 168a \ 3 img240 | |
| The difficulty of adding extra turns to series winding and an investigation into a reverse current issue. | 25th Oct 1935 | Box 168a \ 3 img241 | |
| Request to have two dynamos overhauled (one from vehicle 21.G.IV, one from a bench test) and the commutator skimmed. | 1st Nov 1935 | Box 168a \ 3 img242 | |
| Requesting the urgent alteration of a high-speed dynamo rig to fit the new Phantom III dynamo. | 6th Nov 1935 | Box 168a \ 3 img243 | |
| Ignition coil and dynamo failures on a large bore Bentley engine during endurance tests. | 8th Nov 1935 | Box 168a \ 3 img244 | |
| Dynamo failure on a large bore Bentley due to road dust and excessive brush wear. | 12th Nov 1935 | Box 168a \ 3 img245 | |
| Confirming an arrangement to alter a dynamo rig to accommodate a new dynamo for testing. | 12th Nov 1935 | Box 168a \ 3 img246 | |
| Query regarding the condition of a flexible coupling on a dynamo fitted to a Phantom III chassis. | 18th Nov 1935 | Box 168a \ 3 img247 | |
| Dynamo modification on Chassis No. 36-DC for a customer named Kenyon. | 25th Nov 1935 | Box 168a \ 3 img248 | |
| Costly modifications to improve the output of a dynamo for chassis No. 36-DC. | 28th Nov 1935 | Box 168a \ 3 img249 | |
| Letter requesting a meeting with C.A.V. - Bosch Ltd. to discuss ventilated dynamos for Bentley chassis. | 30th Nov 1935 | Box 168a \ 3 img250 | |
| Letter from C.A.V-BOSCH regarding their inability to supply ventilated dynamos for a Bentley chassis, recommending J. Lucas of Birmingham instead. | 3rd Dec 1935 | Box 168a \ 3 img251 | |
| Suggested alterations to the dynamo for chassis 35-DC, requesting details and pricing. | 3rd Dec 1935 | Box 168a \ 3 img252 | |
| Request to send a small fan-ventilated R.R. dynamo with a tachometer drive to Messrs. Joseph Lucas Ltd. on loan. | 5th Dec 1935 | Box 168a \ 3 img253 | |
| Letter to Joseph Lucas, Ltd. regarding a small fan ventilated dynamo for a Bentley chassis. | 5th Dec 1935 | Box 168a \ 3 img254 | |
| Request to have the dynamo on the single cylinder test house overhauled as it is giving trouble. | 5th Dec 1935 | Box 168a \ 3 img255 | |
| Discharged battery and potential starter issue for chassis B.136.AH. | 7th Dec 1935 | Box 168a \ 3 img256 | |
| Letter from Joseph Lucas Ltd. regarding a dynamo fitted to a Bentley chassis. | 7th Dec 1935 | Box 168a \ 3 img257 | |
| Recommendation to supply a new geared starter motor and trickle charger for Chassis B.136-AH due to starting difficulties. | 10th Dec 1935 | Box 168a \ 3 img258 | |
| Modifications and parts list for the dynamo on the 25/29 HP Chassis. | 13th Dec 1935 | Box 168a \ 3 img259 | |
| Index page listing sections for electrical components and their corresponding document numbers. | 13th Dec 1935 | Box 168a \ 3 img260 | |
| Request to have dynamo No.G.7.T repaired by resoldering the commutator and fitting new brushes and bearings. | 14th Dec 1935 | Box 168a \ 3 img261 | |
| Cover letter for the production inspection and test specification for the Phantom III dynamo. | 10th Jan 1936 | Box 168a \ 3 img262 | |
| Specification for the inspection and testing of a large shunt dynamo. | 7th Jan 1930 | Box 168a \ 3 img263 | |
| Instructions for testing springs, brushes, and the insulation resistance of a machine. | 7th Jan 1930 | Box 168a \ 3 img264 | |
| Procedure for the main bedding of dynamo brushes. | 7th Jan 1930 | Box 168a \ 3 img265 | |
| Test procedure for a dynamo, detailing final bedding of brushes, load testing, and noise checks. | 7th Jan 1930 | Box 168a \ 3 img266 | |
| Inspection and testing procedures for an electrical machine, possibly a dynamo. | 16th Jan 1936 | Box 168a \ 3 img267 | |
| Meeting notes regarding the design and testing of a new dynamo armature and brush gear. | 16th Jan 1936 | Box 168a \ 3 img268 | |
| Determining the loading and speed limits of a Bentley dynamo and investigating oiling issues. | 16th Jan 1936 | Box 168a \ 3 img269 | |
| Stiffened dynamo end bracket to prevent vibration on the 25/30 HP chassis. | 20th Jan 1936 | Box 168a \ 3 img270 | |
| Investigation into the difficulty of improving the dynamo armature for a Phantom III. | 21th Jan 1936 | Box 168a \ 3 img271 | |
| Proposal to modify a Phantom III dynamo bearing bracket to increase airflow. | 22th Jan 1936 | Box 168a \ 3 img272 | |
| Proposal for an experimental test on a Phantom III dynamo armature with enamelled and paper-covered wire. | 27th Jan 1936 | Box 168a \ 3 img273 | |
| Instruction to modify the third high-speed dynamo test rig in the Electrical Laboratory. | 28th Jan 1936 | Box 168a \ 3 img274 | |
| Cost comparison for manufacturing different dynamo strap types. | 3rd Feb 1936 | Box 168a \ 3 img275 | |
| Tests conducted on a Bentley dynamo to determine the extent of oil leakage from the tachometer drive. | 13th Feb 1936 | Box 168a \ 3 img276 | |
| Fluctuating lights caused by an erratic voltage regulator unit. | 12th Feb 1936 | Box 168a \ 3 img277 | |
| Customer complaint letter detailing recurring faults with a car, including erratic charging and a seizing brake bush. | 18th Feb 1936 | Box 168a \ 3 img278 | |
| Complaint case memo regarding ongoing issues with Mr. Verrells' car, specifically a sticky brake and erratic dynamo charging. | 20th Feb 1936 | Box 168a \ 3 img279 | |
| Letter discussing a faulty regulator and suggesting communication with E.K. Cole Ltd. and Mr. Verrells. | 20th Feb 1936 | Box 168a \ 3 img280 | |
| Letter to a customer regarding stiffness in the brake mechanism and an incorrectly fitted wireless set on car 163-TA. | 20th Feb 1936 | Box 168a \ 3 img281 | |
| Concluding page of a letter concerning a potentially faulty voltage regulator. | 21th Feb 1936 | Box 168a \ 3 img282 | |
| Request for parts and modifications to test a revised oil retaining scheme on a Bentley Dynamo. | 21th Feb 1936 | Box 168a \ 3 img283 | |
| Examination and required repairs for a Dynamo LVX from car 31-EX. | 22th Jan 1936 | Box 168a \ 3 img284 | |
| Modifications to battery ignition dynamos for Exe, Vulture, Merlin and Kestrel engines. | 22th Feb 1936 | Box 168a \ 3 img285 | |
| Letter regarding a dynamo charge system fault on a Phantom II car, discussing regulator issues and noise suppression methods. | 24th Feb 1936 | Box 168a \ 3 img286 | |
| Recommendations to resolve an electrical issue by replacing the voltage regulator and examining the dynamo circuit. | 5th Mar 1936 | Box 168a \ 3 img287 | |
| Parts required for a stiffened dynamo end bracket on a 25/30 HP Chassis. | 5th Mar 1936 | Box 168a \ 3 img288 | |
| Oil getting onto the commutator and brush gear of the ventilated type dynamo on 4¼ litre Bentley chassis. | 12th May 1934 | Box 168a \ 3 img289 | |
| Requesting the overhaul of a large shunt dynamo (No. 2, S.) removed from a car. | 16th Mar 1936 | Box 168a \ 3 img290 | |
| Parts list for testing a 'Phantom III' Dynamo under R.R. Scheme 911. | 20th Mar 1936 | Box 168a \ 3 img291 | |
| Parts list for Bearing Brackets and information on dynamo provisions. | 20th Mar 1936 | Box 168a \ 3 img292 | |
| Cover letter for blueprints of a 'Phantom III' Dynamo Armature with 36 slots. | 27th Mar 1936 | Box 168a \ 3 img293 | |
| Request for an adaptor to enable the use of both old and new type dynamos on modified test rigs. | 2nd Apr 1936 | Box 168a \ 3 img294 | |
| Blueprints for Dynamo Suspension parts for the 25/30 HP Bentley and Wraith II. | 6th Apr 1936 | Box 168a \ 3 img295 | |
| Confirming a successful test on a modified dynamo for the 20/25 model to eliminate noise. | 8th Apr 1936 | Box 168a \ 3 img296 | |
| Instructions for fitting vellumoid paper washers to a Bentley Dynamo Oil Retainer to ensure oil-tight joints. | 15th Apr 1936 | Box 168a \ 3 img297 | |
| Requesting the overhaul of a failed dynamo from test bed 2 C. | 25th Mar 1936 | Box 168a \ 3 img298 | |
| The protection of a ventilated dynamo from petrol spillage from the Stromberg carburetter. | 27th Jan 1936 | Box 168a \ 3 img299 | |
| Instructions for fitting a safeguard shield for the carburetter and a new louvred cover for the dynamo. | 2nd May 1936 | Box 168a \ 3 img300 | |
| Comparative heating tests on a ventilated dynamo. | 5th May 1936 | Box 168a \ 3 img301 | |
| Requesting the removal and overhaul of a dynamo on Car B-35-AE due to sticking brushes. | 21th May 1936 | Box 168a \ 3 img302 | |
| Requesting the overhaul of dynamo No. A.M. 55 after completing a 150-hour endurance test. | 16th Jun 1936 | Box 168a \ 3 img303 | |
| Experimental department report on the prevention of oil leakage on a Bentley dynamo commutator. | 17th Jun 1936 | Box 168a \ 3 img304 | |
| Investigation into oil leakage onto the commutator of a Bentley dynamo and subsequent tests on a modified unit. | 17th Jun 1936 | Box 168a \ 3 img305 | |
| Test report summary detailing observations on oil leakage from joints, washers, seals, and the condition of brushes. | 17th Jun 1936 | Box 168a \ 3 img306 | |
| Letter to H.F. Hamilton in France requesting more information regarding a dynamo failure on vehicle 32-EX. | 23th Jun 1936 | Box 168a \ 3 img307 | |
| Dynamo failure on a Paris Bentley Trials car B-60-GA due to lack of clearance. | 9th Jul 1936 | Box 168a \ 3 img308 | |
| Blueprint of a Dynamo's ventilator end from a Bentley, detailing a short circuit failure. | 9th Jul 1936 | Box 168a \ 3 img309 | |
| Modification scheme for a dynamo end cover on a 25/30 HP chassis to prevent petrol ingress from the carburetter. | 27th Jun 1936 | Box 168a \ 3 img310 | |
| Directive regarding a modified dynamo end cover for the 25/30 HP chassis to prevent petrol ingress from the carburetter. | 27th Jun 1936 | Box 168a \ 3 img311 | |
| Request for necessary repairs to a dynamo before fitting it to car 18-G-IV. | 29th Jun 1936 | Box 168a \ 3 img312 | |
| Letter from Bosch detailing prices for lighting and starting system components. | 6th Aug 1936 | Box 168a \ 3 img313 | |
| Letter from Bosch Limited seeking clarification on Dynamo specifications for an order. | 6th Aug 1936 | Box 168a \ 3 img314 | |
| Request to build a second armature for an Experimental Phantom III Dynamo with modified specifications. | 17th Aug 1936 | Box 168a \ 3 img315 | |
| Blueprint R.R.Sch.972 for a revised Oil Plug and Oil Level Gauge for the Bentley Dynamo Tachometer Drive. | 1st Sep 1936 | Box 168a \ 3 img316 | |
| Cover letter for the production specification of inspection and tests for the Dynamo on Bentley and 25/30 HP Chassis. | 24th Sep 1936 | Box 168a \ 3 img317 | |
| Inspection and testing procedures for a small shunt dynamo. | 24th Sep 1936 | Box 168a \ 3 img318 | |
| Instructions and notes on dynamo maintenance, focusing on springs, brushes, and running tests. | 24th Sep 1936 | Box 168a \ 3 img319 | |
| Instructions for final bedding of brushes and running tests on a dynamo. | 24th Sep 1936 | Box 168a \ 3 img320 | |
| Test procedures for a dynamo, including open circuit, load, and insulation checks. | 8th Oct 1936 | Box 168a \ 3 img321 | |
| Preliminary tests on the Phantom 111 Dynamo with improved brush gear and a proposal for further improvements. | 8th Oct 1936 | Box 168a \ 3 img322 | |
| Modifications and performance improvements for the Phantom III Dynamo. | 6th Oct 1936 | Box 168a \ 3 img323 | |
| Preliminary bench tests for a Phantom III Dynamo, detailing performance improvements and proposing further modifications. | 5th Oct 1936 | Box 168a \ 3 img324 | |
| Letter from Peto & Radford Ltd. to Mr. West regarding Kathanode type batteries with glass wool separation. | 8th Oct 1936 | Box 168a \ 3 img325 | |
| Cover memo for an attached report received from G.W. Hancock. | 29th Oct 1936 | Box 168a \ 3 img326 | |
| Electrical complaints on the Phantom III, specifically dynamo failure due to faulty fuses and short-circuiting in the foot switch. | 26th Nov 1936 | Box 168a \ 3 img327 | |
| Instruction for a Delco-Remy governor for a C.15 unit with the same advance characteristic as one for a C.16. | 26th Nov 1936 | Box 168a \ 3 img328 | |
| The dispatch of a drawing for a Delco Remy Ignition Distributor, noting recent beneficial modifications. | 27th Nov 1936 | Box 168a \ 3 img329 | |
| Request to return a Rotax W.C.F. generator for examination and report after a 100-hour type test on a Merlin 'G' 3 engine. | 5th Dec 1936 | Box 168a \ 3 img330 | |
| Dynamo failure on car B.23.AE due to grease build-up, requesting a full overhaul. | 8th Dec 1936 | Box 168a \ 3 img331 | |
| On the ventilation testing of a louvred dynamo end cover for the 25/30 HP model. | 24th Dec 1936 | Box 168a \ 3 img332 | |
| Standardisation of parts document for a dynamo cut-out with double contacts for the Phantom III. | 15th Jan 1937 | Box 168a \ 3 img333 | |
| Cost estimate and production note for standardizing a feature on chassis. | 18th Apr 1940 | Box 168a \ 3 img334 | |
| Standardisation report for a dynamo cut-out with double contacts to reduce volt-drop and overheating. | 15th Jan 1937 | Box 168a \ 3 img335 | |
| Cost estimation and production note for standardising a new feature on three chassis types. | 15th Jan 1937 | Box 168a \ 3 img336 | |
| Standardisation of a Dynamo Cut-out with Double Contacts to reduce volt-drop and overheating. | 15th Jan 1937 | Box 168a \ 3 img337 | |
| | | | |
