| Description | Date | Identifier | |
| Pair of Lucas DB.2117 headlamps received for testing. | 10th Feb 1939 | Box 167 \ 1 img323 | |
| The return of a pair of Lucas headlamps to Messrs. Lucas. | 15th Feb 1939 | Box 167 \ 1 img324 | |
| Internal memorandum regarding the receipt and standardisation of new headlamps. | 21th Feb 1939 | Box 167 \ 1 img325 | |
| Failure of Bentley Headlamps supplied by Joseph Lucas Ltd. | 15th Mar 1939 | Box 167 \ 1 img326 | |
| Letter concerning experimental work on Twin Filament lamps and a new co-operation with Joseph Lucas Limited. | 26th May 1939 | Box 167 \ 1 img327 | |
| Specification of lamp bulbs for R.100 headlamps on Wraith, Phantom III & Bentley models. | 1st Jun 1939 | Box 167 \ 1 img328 | |
| Technical proposal for the arrangement of headlamps integrated into the wings of a 'Cresta' model. | 6th Jun 1939 | Box 167 \ 1 img329 | |
| Order for headlamps and wiring for chassis 4.B.50 'Cresta'. | 8th Jun 1939 | Box 167 \ 1 img330 | |
| Blueprints for Lamps, Horns and Fittings for the Silver Ripple project. | 19th Jun 1939 | Box 167 \ 1 img331 | |
| Covering order for two headlamps obtained from J. Lucas Ltd. | 12th Jul 1939 | Box 167 \ 1 img332 | |
| Urgent memorandum requesting a 15,000-mile standardisation test for experimental Lucas headlamps. | 20th Jul 1939 | Box 167 \ 1 img333 | |
| Trial of B.T.H. double filament anti-dazzle headlamp bulbs on chassis 11.B.V. | 11th Aug 1939 | Box 167 \ 1 img334 | |
| Blueprints for lamps, horns, and fittings for the Silver Dawn 80 model. | 15th Aug 1939 | Box 167 \ 1 img335 | |
| Weight of electrical equipment, specifically headlamps and wiring for various car models. | 24th Aug 1939 | Box 167 \ 1 img336 | |
| Requesting a change in the fog lamp order for the 'Corniche' chassis English model. | 24th Mar 1939 | Box 167 \ 1 img337 | |
| Request to despatch a 'Corniche' chassis fog lamp to the Paris Depot for examination. | 26th Aug 1939 | Box 167 \ 1 img338 | |
| Secret memorandum regarding the design and production of headlamps in wings for the Ripplet and Rippletto chassis. | 1st Nov 1939 | Box 167 \ 1 img339 | |
| Design and production of headlamps in the wings for Ripplet and Rippletto chassis. | 1st Nov 1939 | Box 167 \ 1 img340 | |
| Letter from coachbuilders Park Ward & Co. Ltd regarding the procurement of Ford type wing lamps. | 10th Nov 1939 | Box 167 \ 1 img341 | |
| Order for instrument lighting bulbs for stock. | 10th Nov 1939 | Box 167 \ 1 img342 | |
| Letter to Park Ward & Co.Ltd. authorising the charge for Ford type streamlined wing lamps. | 11th Nov 1939 | Box 167 \ 1 img343 | |
| Arranging for the return of one LB.140 headlamp to Messrs. Lucas. | 20th Nov 1939 | Box 167 \ 1 img344 | |
| Request to arrange for two dip and switch reflectors to be sent to Park Wards for fitting to car 2.R.R. | 20th Dec 1939 | Box 167 \ 1 img345 | |
| Confirming an invoice from Park Ward & Co. for Ford Type Wing Lamps for chassis 31.G.Vll and requesting a covering order. | 16th Jan 1940 | Box 167 \ 1 img346 | |
| Request to send an official order to Messrs. Lucas Ltd. for two sets of special small headlamps. | 16th Jan 1940 | Box 167 \ 1 img347 | |
| Short memo confirming the dispatch of a headlamp to Lucas Ltd. | 19th Jan 1940 | Box 167 \ 1 img348 | |
| Placement of headlamps and horns on the Ripple model. | 23th Jan 1940 | Box 167 \ 1 img349 | |
| Design modifications for headlamps, radiator structure, and the placement of horns in the wings. | 23th Jan 1940 | Box 167 \ 1 img350 | |
| Covering order for an invoice from Park Ward for a pair of Ford type wing lamps. | 25th Jan 1940 | Box 167 \ 1 img351 | |
| Requesting a replacement headlamp and horns for car 3.B.50 following a slight accident. | 2nd Feb 1940 | Box 167 \ 1 img352 | |
| Enquiry for small headlamps for model 4.B.50 and their subsequent order from Messrs. Lucas. | 21th Feb 1940 | Box 167 \ 1 img353 | |
| Despatch instruction for a headlamp and a pair of horns with brackets to Joseph Lucas Ltd. | 5th Mar 1940 | Box 167 \ 1 img354 | |
| Requesting an order for a Lucas FT.67 type Centre Lamp for car 'RIPPLET 11 - R - R'. | 16th Mar 1940 | Box 167 \ 1 img355 | |
| Instruction to fit and order a Lucas FT.67 type Centre Lamp for the Ripplet 11 - R - 2 car. | 16th Mar 1940 | Box 167 \ 1 img356 | |
| Request for details on the Bailey side lamp mask. | 30th Mar 1940 | Box 167 \ 1 img357 | |
| Headlight bulb power restrictions due to black-out regulations and sourcing 36-watt bulbs. | 1st Apr 1940 | Box 167 \ 1 img358 | |
| Letter from an inventor offering a license for his patented process for illuminating blind spots at intersections. | 20th Apr 1940 | Box 167 \ 1 img359 | |
| Letter from a Spanish engineer offering a patent for an anti-dazzle headlight system. | 20th Apr 1940 | Box 167 \ 1 img360 | |
| Letter in Spanish discussing the manufacture of mechanical traction vehicles and a patented procedure. | 28th Apr 1940 | Box 167 \ 1 img361 | |
| Letter in Spanish to an engineer in Spain regarding their invention. | 28th Apr 1940 | Box 167 \ 1 img362 | |
| Letter from Joseph Lucas Ltd. regarding a rattling headlamp issue and a request for a sample for examination. | 17th Aug 1940 | Box 167 \ 1 img363 | |
| Letter to LUCAS Ltd. concerning headlamp rattle and a request for thicker sealing rings. | 13th Aug 1940 | Box 167 \ 1 img364 | |
| Letter regarding a patent for improvements relating to swivelling headlamps on motor vehicles. | 31th Oct 1940 | Box 167 \ 1 img365 | |
| Letter discussing a further improvement and enclosing a statement and drawing for consideration. | 18th Mar 1941 | Box 167 \ 1 img366 | |
| Letter to Lucas Ltd. regarding the procurement of lamps for a post-war model and an enquiry about a rubber starter motor drive. | 18th Mar 1941 | Box 167 \ 1 img367 | |
| The design and adjustment of headlamps for the 'Myth' model. | 27th Mar 1941 | Box 167 \ 1 img368 | |
| Proposal from Lucas about lamp adjustments. | 24th Mar 1941 | Box 167 \ 1 img369 | |
| Letter from Joseph Lucas Ltd. concerning the design and testing of new lamps and starter drives. | 20th Mar 1940 | Box 167 \ 1 img370 | |
| Letter from Joseph Lucas Limited regarding the design of headlamps and testing of a rubber starter drive. | 20th Mar 1941 | Box 167 \ 1 img371 | |
| Letter to Joseph Lucas & Co. Ltd. concerning the placement and adjustment of lamps. | 28th Mar 1941 | Box 167 \ 1 img372 | |
| Letter from Joseph Lucas Limited concerning headlamp design, adjustment, and mounting options. | 21th Apr 1941 | Box 167 \ 1 img373 | |
| Letter confirming the start of production for a set of lamps based on enclosed prints. | 7th May 1941 | Box 167 \ 1 img374 | |
| Cover letter to Joseph Lucas Ltd regarding Design Office comments on a headlamp fixing suggestion. | 7th May 1941 | Box 167 \ 1 img375 | |
| Letter to Joseph Lucas Ltd. regarding proposed modifications to headlamp designs, including an anti-dazzle bridge. | 7th May 1941 | Box 167 \ 1 img376 | |
| Letter to Oliver Lucas of Joseph Lucas Ltd. thanking him for his help with the lamps. | 24th May 1941 | Box 167 \ 1 img377 | |
| The proposed design for headlamps and passlamps for the Myth chassis. | 12th Nov 1940 | Box 167 \ 1 img378 | |
| Request for a drawing of the Myth Headlamps. | 16th Mar 1941 | Box 167 \ 1 img379 | |
| Letter from Joseph Lucas Ltd. regarding the manufacture of special lamps. | 12th May 1941 | Box 167 \ 1 img380 | |
| Letter to Joseph Lucas Ltd. acknowledging their letter and requesting the dispatch of head lamps and a lamp mock-up. | 9th Jun 1941 | Box 167 \ 1 img381 | |
| Requesting the repair of a pair of Windtone horns and an Open type Headlamp. | 16th Jul 1941 | Box 167 \ 1 img382 | |
| Letter to Joseph Lucas Ltd. regarding a headlamp knocking fault and a pair of burnt-out Windtone horns being sent for repair. | 16th Jul 1941 | Box 167 \ 1 img383 | |
| Letter from Joseph Lucas Ltd. concerning trouble with headlamps and the return of Windtone horns for repair. | 21th Jul 1941 | Box 167 \ 1 img384 | |
| Letter to Oliver Lucas Ltd. regarding the use of special side lamps from a Bentley V model on another model. | 22th Jul 1941 | Box 167 \ 1 img385 | |
| Letter to Messrs. Joseph Lucas Ltd. regarding a missing pair of headlamps. | 28th Jul 1941 | Box 167 \ 1 img386 | |
| Letter from Joseph Lucas Ltd. regarding the examination and repair of a headlamp and Windtone Horns. | 8th Aug 1941 | Box 167 \ 1 img387 | |
| Letter to supplier Joseph Lucas Ltd. regarding the suitability and order of small type headlamps. | 11th Aug 1941 | Box 167 \ 1 img388 | |
| Letter to Joseph Lucas Ltd. concerning the inspection of and order for special small type headlamps. | 11th Aug 1941 | Box 167 \ 1 img389 | |
| Requesting an order to be placed for special small type headlamps with Joseph Lucas Ltd. | 11th Aug 1944 | Box 167 \ 1 img390 | |
| Letter from Joseph Lucas Ltd. concerning a sample pair of headlamps and an order for more. | 13th Aug 1941 | Box 167 \ 1 img391 | |
| Letter from Joseph Lucas Limited discussing experimental headlamps and starter drive tests. | 25th Aug 1941 | Box 167 \ 1 img392 | |
| Agreement to payment for the overhaul and fitting of a mask to a P.100 type headlamp. | 5th Sep 1941 | Box 167 \ 1 img393 | |
| Letter from Joseph Lucas Limited regarding the production and timeline for a second pair of experimental lamps. | 18th Sep 1941 | Box 167 \ 1 img394 | |
| Letter to Joseph Lucas Ltd. confirming the completion schedule for a pair of lamps. | 21th Sep 1941 | Box 167 \ 1 img395 | |
| Letter to Messrs. Joseph Lucas Ltd. regarding the dispatch of two lamp fronts and a request to complete the lamps. | 21th Oct 1941 | Box 167 \ 1 img396 | |
| Letter from Joseph Lucas Ltd. responding to an enquiry regarding the availability of Bentley type headlamps. | 29th Oct 1941 | Box 167 \ 1 img397 | |
| Letter from Joseph Lucas Ltd. regarding the unavailability of complete Bentley headlamps and suggesting repair of existing lamps. | 1st Nov 1941 | Box 167 \ 1 img398 | |
| Letter to Joseph Lucas & Co, Ltd. about the repair of damaged headlamps. | 6th Nov 1941 | Box 167 \ 1 img399 | |
| The pricing and ordering of special small type headlamps from Joseph Lucas Ltd. | 12th Jan 1942 | Box 167 \ 1 img400 | |
| Agreeing to charges from Lucas regarding headlamps. | 16th Jan 1942 | Box 167 \ 1 img401 | |
| Letter from Joseph Lucas Ltd. confirming an order for fog lamps, switches, and cables for staff cars. | 7th Oct 1942 | Box 167 \ 1 img402 | |
| Request to modify a starter motor test rig to accommodate Phantom III motors by fitting a new gear ring. | 1st Jan 1937 | Box 167 \ 2 img001 | |
| Request to order one carboy of distilled water. | 5th Jan 1937 | Box 167 \ 2 img002 | |
| The installation of an electric motor on a self-starter motor test rig. | 11th Jan 1937 | Box 167 \ 2 img003 | |
| Requesting parts to be made to modify a vibration test rig. | 14th Jan 1937 | Box 167 \ 2 img004 | |
| Request for a condenser and resistance for ignition testing apparatus. | 18th Jan 1937 | Box 167 \ 2 img005 | |
| Request to make and fit a Phantom III Gear Ring to the Self Starter Motor Test Rig in the Electrical Experimental Department. | 1st Jan 1937 | Box 167 \ 2 img006 | |
| Request to manufacture eccentric sleeves for a vibration test rig. | 1st Jan 1937 | Box 167 \ 2 img007 | |
| Urgent request for a modification to a compressor pump which is holding up altitude testing on aero battery ignition and Merlin magnetos. | 28th Jan 1937 | Box 167 \ 2 img008 | |
| Order request for an ignition testing resistance unit from The Zenith Electric Co. | 2nd Feb 1937 | Box 167 \ 2 img009 | |
| Order to modify a drive for an explosive and altitude test box for ignition units, referencing a specific drawing. | 3rd Feb 1937 | Box 167 \ 2 img010 | |
| Request to order a reel of tinned copper fuse wire for the Electrical Laboratory. | 3rd Feb 1937 | Box 167 \ 2 img011 | |
| Order to the Millwrights to install the 'DELCO' Dynamo Rig on the Experimental Dynamo Test Rig. | 5th Feb 1937 | Box 167 \ 2 img012 | |
| Request to fit a spring door closer to the door in the Experimental Electrical Laboratory. | 10th Feb 1937 | Box 167 \ 2 img013 | |
| Requesting modifications to the Instrument Board and Dynamo Control Panel for Test Bed No.17. | 11th Feb 1937 | Box 167 \ 2 img014 | |
| Order for equipment required for a High Tension Ignition Cable Ozone Test. | 13th Feb 1937 | Box 167 \ 2 img015 | |
| Internal order for glass tubes and rubber corks for an ignition cable ozone test. | 1st Feb 1937 | Box 167 \ 2 img016 | |
| Modifications to starter motor rigs, proposing a new mounting method. | 18th Feb 1937 | Box 167 \ 2 img017 | |
| Request to modify a high speed dynamo rig to test aero battery ignition dynamos for Merlin ExE and Vulture engines. | 3rd Mar 1937 | Box 167 \ 2 img018 | |
| Request to the Pattern Shop for five portable battery boxes for the Electrical Laboratory. | 1st Mar 1937 | Box 167 \ 2 img019 | |
| Request to dispatch two ammeters and parts to The Weston Electrical Co. Ltd. for repair, overhaul, and re-calibration. | 1st May 1937 | Box 167 \ 2 img020 | |
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