| Description | Date | Identifier | |
| Order for one dozen 12 volt 48 watt S.C.C. Vee filament headlamp bulbs from the Ediswan Co. | 13th Feb 1934 | Box 61a \ 2 scan0225 | |
| Not to test new Zeiss headlamps on specific car models to avoid complicating sales approval for their revised appearance. | 13th Feb 1934 | Box 61a \ 2 scan0226 | |
| Cover letter regarding Bentley headlamps, forwarding a copy of a letter addressed to Lucas, Birmingham. | 13th Feb 1934 | Box 61a \ 2 scan0227 | |
| Letter to a supplier regarding disappointment with a new pattern of Bentley headlamps. | 13th Feb 1934 | Box 61a \ 2 scan0228 | |
| Letter to Joseph Lucas Ltd. regarding the dipping mechanism of Bentley headlamps. | 15th Feb 1934 | Box 61a \ 2 scan0229 | |
| Letter from Carl Zeiss (London) Ltd regarding the supply and pricing of Zeseaps 250 fog headlamps. | 17th Feb 1934 | Box 61a \ 2 scan0230 | |
| The replacement of inefficient headlamps on a Bentley trials car, chassis B-25-AE. | 17th Feb 1934 | Box 61a \ 2 scan0231 | |
| Request for a copy of the French Car Lighting Regulations, specifically for tail lamps and headlamps. | 17th Feb 1934 | Box 61a \ 2 scan0232 | |
| Query regarding a discussion with Lucas Ltd. about using clear bulbs and plain glass fronts for headlamps. | 20th Feb 1934 | Box 61a \ 2 scan0233 | |
| Planned visit to Lucas to discuss points raised about headlamps. | 21th Feb 1934 | Box 61a \ 2 scan0234 | |
| Clarifying French vehicle lighting regulations from the 'Code de la Route' for cars. | 23th Feb 1934 | Box 61a \ 2 scan0235 | |
| Letter to Mr. Neill of Joseph Lucas Ltd. regarding the postponement of a visit. | 24th Feb 1934 | Box 61a \ 2 scan0236 | |
| Letter from Joseph Lucas Limited to H.E. West arranging a meeting. | 24th Feb 1934 | Box 61a \ 2 scan0237 | |
| Rescheduling a visit to the company Lucas regarding headlamps. | 28th Feb 1934 | Box 61a \ 2 scan0238 | |
| Electrical resistance required for dimming side and tail lamps. | 7th Mar 1934 | Box 61a \ 2 scan0239 | |
| Internal memorandum discussing experiments on a reduced side lamp illumination system for parking, detailing its impracticality. | 8th Mar 1934 | Box 61a \ 2 scan0240 | |
| Reduced side lamp illumination for parking and a request for blueprints of instrument board schemes. | 9th Mar 1934 | Box 61a \ 2 scan0241 | |
| Investigation into the use of frosted versus clear glass bulbs in R.R. & Bentley headlamps. | 9th Mar 1934 | Box 61a \ 2 scan0242 | |
| Development and testing of headlamps and fog lamps, including bulb types and modifications. | 9th Mar 1934 | Box 61a \ 2 scan0243 | |
| Requesting the removal of an experimental headlamp from chassis 19G4 for dispatch to Messrs. Lucas. | 13th Mar 1934 | Box 61a \ 2 scan0244 | |
| Effectiveness of P.100 headlamps with dipping reflectors versus a centre fog lamp. | 14th Mar 1934 | Box 61a \ 2 scan0245 | |
| Scheme for the standardisation and placement of fog lamps on RR and Bentley cars. | 14th Mar 1934 | Box 61a \ 2 scan0246 | |
| Internal order request for two green-sprayed Ediswan Gasfilled lamps. | 15th Mar 1934 | Box 61a \ 2 scan0247 | |
| Provision of fog lamps and the positioning of horns on cars. | 16th Mar 1934 | Box 61a \ 2 scan0248 | |
| Proposed headlamp dipping scheme for R.R. & Bentley vehicles. | 16th Mar 1934 | Box 61a \ 2 scan0249 | |
| Alternative dipping patterns for R-R and Bentley headlamps to improve illumination and reduce dazzle. | 20th Mar 1934 | Box 61a \ 2 scan0250 | |
| Authorising a covering order, referencing an attached memo about Lucas Lamps. | 22th Mar 1934 | Box 61a \ 2 scan0251 | |
| Design disadvantages of fitting large P.100 Lucas headlamps to a Bentley. | 27th Mar 1934 | Box 61a \ 2 scan0252 | |
| Request for particulars and prices of the Marchal Codintegral fog lamp. | 29th Mar 1934 | Box 61a \ 2 scan0253 | |
| Discussion with Lucas about Bentley and P.100 headlamps. | 29th Mar 1934 | Box 61a \ 2 scan0254 | |
| Mounting, optical features, and streamlining of Bentley headlamps. | 29th Mar 1934 | Box 61a \ 2 scan0255 | |
| Standardisation of Lucas combined stop and tail lamps for both Bentley and Rolls-Royce cars. | 6th Apr 1934 | Box 61a \ 2 scan0256 | |
| Requesting the procurement of a pair of Lucas lights for illuminating the interior of the bonnet. | 11th Apr 1934 | Box 61a \ 2 scan0257 | |
| Order for four small Lucas bonnet lamps for illuminating under the bonnet. | 12th Apr 1934 | Box 61a \ 2 scan0258 | |
| Internal order request for Head Lamp Bulbs and Inspection Lamp Bulbs. | 12th Apr 1934 | Box 61a \ 2 scan0259 | |
| Letter to Joseph Lucas Ltd. regarding the testing of a Bentley Stop and Tail Lamp and Experimental Headlamps. | 18th Apr 1934 | Box 61a \ 2 scan0260 | |
| Letter discussing requested modifications to P.100 and 20/25 HP headlamps. | 28th Apr 1934 | Box 61a \ 2 scan0261 | |
| The standardisation of Lucas P.100 headlamps on all Bentley cars and related modifications. | 28th Apr 1934 | Box 61a \ 2 scan0262 | |
| Letter from Joseph Lucas Limited acknowledging receipt of correspondence and advising of a colleague's absence. | 26th Apr 1934 | Box 61a \ 2 scan0263 | |
| Declining interest in the 'Safelight' Motor Lamp as it is covered by the new Lucas fog lamp. | 28th Apr 1934 | Box 61a \ 2 scan0264 | |
| Communication with Messrs. Lucas about Bentley Headlamps. | 30th Apr 1934 | Box 61a \ 2 scan0265 | |
| Fitting P.100 headlamps on the Bentley chassis, noting adjustments needed for the horns. | 30th Apr 1934 | Box 61a \ 2 scan0266 | |
| Supply and fitting of P.100 headlamps from Joseph Lucas for Bentley chassis. | 2nd May 1934 | Box 61a \ 2 scan0267 | |
| Letter to Joseph Lucas Ltd. concerning the excessive weight of P.100 headlamps for the Bentley chassis. | 8th May 1934 | Box 61a \ 2 scan0268 | |
| Methods for steadying the front lamp bracket pillars to counteract frame twisting. | 8th May 1934 | Box 61a \ 2 scan0269 | |
| Confirming arrangements for fitting P.100 headlamps to a Bentley car. | 8th May 1934 | Box 61a \ 2 scan0270 | |
| Fitting P.100 headlamps and horns to a specific Bentley chassis. | 9th May 1934 | Box 61a \ 2 scan0271 | |
| Confirmation of an arrangement to send a pair of P.100 headlamps for a car. | 10th May 1934 | Box 61a \ 2 scan0272 | |
| Letter from Joseph Lucas Limited acknowledging a query about the weight of P.100 headlamps compared to the Marchal 'Strilux' pattern. | 10th May 1934 | Box 61a \ 2 scan0273 | |
| Letter from Siemens Electric Lamps and Supplies Ltd requesting verification of motor bulb details and enclosing a leaflet. | 18th May 1934 | Box 61a \ 2 scan0274 | |
| List of Siemens electric lamps suitable for various cars and commercial vehicles. | 17th May 1934 | Box 61a \ 2 scan0275 | |
| The positioning of horns for P.100 headlamps on a Bentley to allow space for badges and to lower their height. | 17th May 1934 | Box 61a \ 2 scan0276 | |
| Modified bracket design to lower the horns on a Bentley. | 18th May 1934 | Box 61a \ 2 scan0277 | |
| Incorrect fitting and type of horns on a Bentley car and the plan for their replacement. | 18th May 1934 | Box 61a \ 2 scan0278 | |
| Request to order specific models of dash-board lamps and a switch from the supplier D.H. Bonnella & sons. | 18th May 1934 | Box 61a \ 2 scan0279 | |
| Letter to Siemens Electric Lamps & Supplies Ltd. correcting their recommendation for automobile lamp wattage. | 23th May 1934 | Box 61a \ 2 scan0280 | |
| Follow-up memo regarding P.100 Bentley headlamps and correspondence with Messrs. Joseph Lucas. | 23th May 1934 | Box 61a \ 2 scan0281 | |
| Correspondence with supplier Messrs. Lucas regarding the potential weight reduction of P.100 headlamps for Bentley vehicles. | 24th May 1934 | Box 61a \ 2 scan0282 | |
| Obtaining samples of under bonnet lamps from various suppliers. | 25th May 1934 | Box 61a \ 2 scan0283 | |
| Tests to eliminate excessive headlamp vibration on Bentley chassis B-23-AE and 3-B-IV. | 25th May 1934 | Box 61a \ 2 scan0284 | |
| Various methods of fitting and bracing lamp pillars to reduce movement and vibration. | 25th May 1934 | Box 61a \ 2 scan0285 | |
| Letter to Joseph Lucas Ltd. requesting various lamps for a 10,000-mile test on an experimental Bentley chassis. | 25th May 1934 | Box 61a \ 2 scan0286 | |
| Order for two festoon dash lamps from Messrs. Lucas Ltd. | 25th May 1934 | Box 61a \ 2 scan0287 | |
| Letter from Siemens Electric Lamps confirming an adjustment for automobile lamps on Phantom and 20/25 HP models. | 26th May 1934 | Box 61a \ 2 scan0288 | |
| Order for P.100 Headlamp glasses. | 31th May 1934 | Box 61a \ 2 scan0289 | |
| Request to place an order with Messrs. Lucas for a pair of standard 20/25 headlamps. | 1st Jan 1934 | Box 61a \ 2 scan0290 | |
| Sending a pair of dented Lucas Standard 20/25 chassis headlamps to the Stores for rectification and updates. | 1st Jan 1934 | Box 61a \ 2 scan0291 | |
| Development of new lightened P.100 headlamps for a Bentley chassis with Messrs. Lucas Works. | 15th Jun 1934 | Box 61a \ 2 scan0292 | |
| Testing of lightened P.100 headlamps and a complaint about horns for the Bentley Chassis. | 18th Jun 1934 | Box 61a \ 2 scan0293 | |
| Order request for P.100 headlamps from Messrs. J. Lucas for chassis 5.B.IV. | 19th Jun 1934 | Box 61a \ 2 scan0294 | |
| Letter to Joseph Lucas Ltd. regarding the new experimental P.100 headlamp and testing a Lucas H.F. horn. | 19th Jun 1934 | Box 61a \ 2 scan0295 | |
| Modified wiring for P.100 lamps on three 10,000-mile test cars. | 22th Jun 1934 | Box 61a \ 2 scan0296 | |
| Replacement of headlamps on car 28-EX and modification of the removed set for chassis 5.B.IV. | 22th Jun 1934 | Box 61a \ 2 scan0297 | |
| Order for one pair of Lucas P.100 headlamps for a Spectre chassis. | 22th Jun 1934 | Box 61a \ 2 scan0298 | |
| P.100 headlamps received from Messrs. Lucas without the requested internal wiring modifications. | 25th Jun 1934 | Box 61a \ 2 scan0299 | |
| The modification of P.100 headlamps from chassis 28-EX. | 25th Jun 1934 | Box 61a \ 2 scan0300 | |
| Letter to Joseph Lucas Ltd. regarding incorrect wiring and reflector oscillation issues with headlamps. | 25th Jun 1934 | Box 61a \ 2 scan0301 | |
| Letter from Stadium Ltd. arranging for their representative, Mr. Hewett, to visit. | 27th Jun 1934 | Box 61a \ 2 scan0302 | |
| Letter to Stadium, Limited requesting a meeting to discuss an issue with a recently supplied Dash Lamp. | 26th Jun 1934 | Box 61a \ 2 scan0303 | |
| Return of a pair of 20/25 type Lucas headlamps for modification. | 28th Jun 1934 | Box 61a \ 2 scan0304 | |
| Letter from Joseph Lucas Limited concerning issues with lamps for the 20/25 HP Chassis. | 28th Jun 1934 | Box 61a \ 2 scan0305 | |
| Letter from Joseph Lucas Limited responding to complaints about lamp reflector dithering and dipper units. | 28th Jun 1934 | Box 61a \ 2 scan0306 | |
| The return of incorrect P.100 headlamp glasses to Messrs. J. Lucas Ltd. | 30th Jun 1934 | Box 61a \ 2 scan0307 | |
| Letter from Stadium Ltd. concerning alterations and improvements to the model 236 Dash Lamp. | 2nd Jul 1934 | Box 61a \ 2 scan0308 | |
| The modification of faulty headlamps from an experimental chassis. | 4th Jul 1934 | Box 61a \ 2 scan0309 | |
| Letter from Stadium Ltd. arranging a visit to present a special sample for approval. | 16th Jul 1934 | Box 61a \ 2 scan0310 | |
| Request to Joseph Lucas Ltd. for missing spring clips for L.130 headlamps on a racing Bentley. | 17th Jul 1934 | Box 61a \ 2 scan0311 | |
| Letter from Joseph Lucas Limited regarding the supply of headlamp parts for Mr. E.R. Hall's racing Bentley. | 18th Jul 1934 | Box 61a \ 2 scan0312 | |
| Proposing a modification to the tail lamp wiring for all chassis. | 19th Jul 1934 | Box 61a \ 2 scan0313 | |
| Proposal to standardize tail lamp wiring on all chassis using a double adaptor on both the right and left sides. | 29th Jun 1934 | Box 61a \ 2 scan0314 | |
| Letter to Joseph Lucas Ltd. regarding lamps for Mr. E.R. Hall's racing Bentley. | 19th Jul 1934 | Box 61a \ 2 scan0315 | |
| Letter from Joseph Lucas Limited regarding the completion of a lamp for Mr. E.R. Hall's racing Bentley. | 20th Jul 1934 | Box 61a \ 2 scan0316 | |
| Issues with headlamp dipping arrangements and a faulty speedometer. | 30th Jul 1934 | Box 61a \ 2 scan0317 | |
| Follow-up letter to a supplier regarding faulty lamps and a promised replacement switchboard fitting. | 2nd Aug 1934 | Box 61a \ 2 scan0318 | |
| Letter from Stadium Ltd. regarding an enquiry for Dash Lamps and the submission of drawings to their Bakelite Factory. | 7th Aug 1934 | Box 61a \ 2 scan0319 | |
| Arranging for the headlamps on Mr. C.W. Nichol's Bentley to be changed to the P.100 type. | 7th Aug 1934 | Box 61a \ 2 scan0320 | |
| Letter from D.G. Abbot-Anderson requesting the results of headlamp tests and their return. | 20th Aug 1934 | Box 61a \ 2 scan0321 | |
| Informal note regarding sending a message via a third party as the sender has forgotten the recipient's initials. | 27th Aug 1934 | Box 61a \ 2 scan0322 | |
| Letter to Joseph Lucas Ltd. confirming a visit to discuss lamps and ignition. | 27th Aug 1934 | Box 61a \ 2 scan0323 | |
| Letter to D.G. Abbot-Anderson regarding the examination of a set of headlamps by Messrs. Lucas. | 28th Aug 1934 | Box 61a \ 2 scan0324 | |
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