| Description | Date | Identifier | |
| Letter to the Royal Automobile Club regarding head lamp regulations. | 8th Jan 1932 | Box 61a \ 2 scan0125 | |
| Specifications for accessories for the first J.S. Enclosed Limousine. | 25th Feb 1932 | Box 61a \ 2 scan0126 | |
| Inquiring about the weight of lamp brackets for Peregrine and Bensport cars. | 9th Jan 1933 | Box 61a \ 2 scan0127 | |
| Agreeing that lamp brackets on the Bensport car are too heavy and requesting new models. | 28th Jan 1933 | Box 61a \ 2 scan0128 | |
| Sourcing and modification of lamps for Peregrine and Bensport models. | 2nd Feb 1933 | Box 61a \ 2 scan0129 | |
| Returning a Lucas fog lamp that was sent for inspection. | 28th Feb 1933 | Box 61a \ 2 scan0130 | |
| The availability of sample P80 headlamps with dipping reflectors from Lucas for a Bentley 'B' model. | 10th Apr 1933 | Box 61a \ 2 scan0131 | |
| Sample lamp, No. L.165.S, from Joseph Lucas Ltd for a Sports type or Bentley car. | 24th May 1933 | Box 61a \ 2 scan0132 | |
| Request to arrange the despatch and return of a loaned Lucas headlamp for inspection. | 31th May 1933 | Box 61a \ 2 scan0133 | |
| Decision on new streamlined Lucas headlamps for the Bentley chassis. | 12th Jul 1933 | Box 61a \ 2 scan0134 | |
| The return of a damaged Lucas Biflex headlamp for repair following a collision. | 12th Jul 1933 | Box 61a \ 2 scan0135 | |
| Delay in receiving sample streamline headlamps for a Bentley Chassis from Lucas Ltd. | 13th Jul 1933 | Box 61a \ 2 scan0136 | |
| Challenges of fitting a suitable radiator grill on a Bentley chassis due to interference from the horn. | 20th Jul 1933 | Box 61a \ 2 scan0137 | |
| Need to adapt Bentley car tail lights for continental use to comply with French regulations. | 21th Jul 1938 | Box 61a \ 2 scan0138 | |
| Letter from Joseph Lucas Ltd concerning a proposed headlamp drawing for a Bentley car. | 21th Jul 1933 | Box 61a \ 2 scan0139 | |
| Agreement with Messrs. Lucas to manufacture modified headlamps for a Bentley Chassis. | 22th Jul 1933 | Box 61a \ 2 scan0140 | |
| Letter to Joseph Lucas Ltd regarding the small clearance of Bentley headlamps and the requirement for a sample pair for inspection and approval. | 26th Jul 1933 | Box 61a \ 2 scan0141 | |
| New streamlined headlamps and high-frequency horns from Lucas for a Bentley. | 5th Aug 1933 | Box 61a \ 2 scan0142 | |
| Technical memo discussing the suitability and approval of various lamps and horns for a Bentley car. | 9th Aug 1935 | Box 61a \ 2 scan0143 | |
| Specifications for horns, grills, and headlamps on a Bentley car. | 10th Aug 1933 | Box 61a \ 2 scan0144 | |
| The provision of proposed lamps and horns for a Bentley car. | 11th Aug 1933 | Box 61a \ 2 scan0145 | |
| Styling of lamps and horns for a Bentley car. | 16th Aug 1933 | Box 61a \ 2 scan0146 | |
| Asking for clarification on the gauge of tubing for Bentley lamp brackets. | 28th Aug 1933 | Box 61a \ 2 scan0147 | |
| Oversight in manufacturing lighter gauge tubing lamp brackets for Bentley. | 30th Aug 1933 | Box 61a \ 2 scan0148 | |
| Return of sample X166 Lucas headlamps for an order of 15 Bentley cars. | 5th Sep 1933 | Box 61a \ 2 scan0149 | |
| The supply and fitting of new Bentley headlamps from Lucas. | 6th Sep 1933 | Box 61a \ 2 scan0150 | |
| Ordering of X166 Bentley headlamps and rectifying an issue with incorrect RB.170 headlamps fitted by Park Ward's. | 7th Sep 1933 | Box 61a \ 2 scan0151 | |
| Letter to Joseph Lucas Ltd. concerning the delivery status of lamps for a Bentley chassis. | 7th Sep 1933 | Box 61a \ 2 scan0152 | |
| Requesting an order for a pair of new type Bentley headlamps for experimental chassis 1.B.IV. | 20th Sep 1933 | Box 61a \ 2 scan0153 | |
| Arrangement for handmade headlamps (Type X166) from Joseph Lucas Ltd for an experimental chassis. | 21th Sep 1933 | Box 61a \ 2 scan0154 | |
| The replacement of standard 20/25 headlamps on chassis 1.B.IV with new X166 headlamps, and the potential reuse of the old parts. | 30th Sep 1933 | Box 61a \ 2 scan0155 | |
| Return of Lucas P100 headlamps for overhaul and repair. | 30th Oct 1933 | Box 61a \ 2 scan0156 | |
| Request to order one pair of P.100 headlamps with vertical dipping reflectors for experimental chassis 27-EX. | 11th Nov 1933 | Box 61a \ 2 scan0157 | |
| Request to change headlamps on chassis 22-EX and repair the headlamps on a green Bentley. | 20th Nov 1933 | Box 61a \ 2 scan0158 | |
| Query about standardising 60 Watt headlamp bulbs for Bentley chassis due to insufficient light from the current 48 Watt bulbs. | 24th Nov 1933 | Box 61a \ 2 scan0159 | |
| Replying to a query about the illuminating power of headlamps on Bentley chassis. | 27th Nov 1933 | Box 61a \ 2 scan0160 | |
| Letter to Joseph Lucas Ltd. expressing dissatisfaction with new X.166 headlamps fitted to Bentley cars and requesting a meeting for testing. | 27th Nov 1933 | Box 61a \ 2 scan0161 | |
| Headlamp tests on a Bentley chassis and a request to exchange lamps with a Streamlined Bentley. | 28th Nov 1933 | Box 61a \ 2 scan0162 | |
| User criticism of Bentley headlamps and the testing of higher wattage bulbs. | 28th Nov 1933 | Box 61a \ 2 scan0163 | |
| Correspondence from Joseph Lucas Limited regarding dissatisfaction with type 166 headlamp illumination on a new Bentley. | 29th Nov 1933 | Box 61a \ 2 scan0164 | |
| Inadequacy of Bentley headlamp illumination and potential improvements. | 30th Nov 1933 | Box 61a \ 2 scan0165 | |
| Complaints and proposed improvements for Bentley headlamps. | 5th Dec 1933 | Box 61a \ 2 scan0166 | |
| Tail lamp requirements and wiring for vehicles intended for Continental use. | 5th Dec 1933 | Box 61a \ 2 scan0167 | |
| Arrangement with Lucas to change the lenses and reflectors of Bentley headlamps to a more efficient model. | 6th Dec 1933 | Box 61a \ 2 scan0168 | |
| The supply and delivery of Bentley headlamps. | 7th Dec 1933 | Box 61a \ 2 scan0169 | |
| Tail lamp arrangements and adapters for Continental use on the MN chassis. | 8th Dec 1933 | Box 61a \ 2 scan0170 | |
| Rear lamp specifications, earthing, and comparing the cost and features of different lamp arrangements. | 8th Dec 1933 | Box 61a \ 2 scan0171 | |
| Letter to supplier Messrs. Joseph Lucas Ltd. urgently requesting the expedition of modified lamp samples. | 13th Dec 1933 | Box 61a \ 2 scan0172 | |
| Wiring for tail lamps for Continental use, and the importance of not letting Bentley get ahead in this respect. | 13th Dec 1933 | Box 61a \ 2 scan0173 | |
| Follow-up with Messrs. Lucas about the approval of modified Bentley lamps. | 16th Dec 1933 | Box 61a \ 2 scan0174 | |
| Urging supplier Lucas to expedite the production of new lenses and reflectors for Bentley headlamps. | 12th Dec 1933 | Box 61a \ 2 scan0175 | |
| Letter from Joseph Lucas Limited regarding delays in supplying sample X166 lamps and combined Stop and Tail lamps. | 15th Dec 1933 | Box 61a \ 2 scan0176 | |
| Letter from Joseph Lucas Limited regarding the urgent supply of lamps for a road test. | 15th Dec 1933 | Box 61a \ 2 scan0177 | |
| Unsatisfactory performance of Bentley headlamps supplied by Lucas Ltd. | 18th Dec 1933 | Box 61a \ 2 scan0178 | |
| Forwarding communication from Joseph Lucas Limited regarding a delay in modified Head Lamp production. | 19th Dec 1933 | Box 61a \ 2 scan0179 | |
| Typed letter responding to an inquiry about the availability and specifications of new Bentley headlamps. | 15th Dec 1933 | Box 61a \ 2 scan0180 | |
| Letter from Joseph Lucas Limited regarding the production and testing of new lamps. | 18th Dec 1933 | Box 61a \ 2 scan0181 | |
| The supply and testing of modified Bentley headlamps from Messrs. Lucas. | 21th Dec 1933 | Box 61a \ 2 scan0182 | |
| Follow-up memorandum regarding Bentley headlamps and communication with Lucas. | 21th Dec 1933 | Box 61a \ 2 scan0183 | |
| Customer complaint regarding the quality of light from Lucas Biflex headlamps. | 22th Dec 1933 | Box 61a \ 2 scan0184 | |
| Response to a customer complaint about Lucas Head Lamps, suggesting a modification for better performance at high speeds. | 23th Dec 1933 | Box 61a \ 2 scan0185 | |
| Delays with Lucas over the production of Bentley headlamps and proposing temporary solutions. | 23th Dec 1933 | Box 61a \ 2 scan0186 | |
| Letter to Joseph Lucas Ltd. about complaints regarding long-distance illumination on Bentley X160 lamps, proposing a temporary fix. | 27th Dec 1933 | Box 61a \ 2 scan0187 | |
| Inadequacy of Bentley headlamps and chasing the status of experimental replacements from Lucas. | 28th Dec 1933 | Box 61a \ 2 scan0188 | |
| Delays from supplier Lucas in providing modified Bentley headlamps for testing and a discussion on alternative glass. | 29th Dec 1933 | Box 61a \ 2 scan0189 | |
| Follow-up letter regarding Lucas's refusal to fit plain Diffusa type glasses to Bentley headlamps. | 2nd Jan 1934 | Box 61a \ 2 scan0190 | |
| Urgent order for a pair of P.100 headlamps with double dipping reflectors for the Vulture Chassis. | 3rd Apr 1934 | Box 61a \ 2 scan0191 | |
| Letter from Joseph Lucas Ltd concerning the supply and delivery timeline for re-designed X166 lamps. | 5th Jan 1934 | Box 61a \ 2 scan0192 | |
| Discussion with Joseph Lucas Ltd. regarding the supply and delivery of new pattern headlamps for Bentleys. | 5th Jan 1934 | Box 61a \ 2 scan0193 | |
| The testing and implementation of new Lucas headlamps for Bentley chassis. | 5th Jan 1934 | Box 61a \ 2 scan0194 | |
| Continued memorandum on headlamp design, comparing bulb shields and dipping mechanisms for fog conditions. | 5th Jan 1934 | Box 61a \ 2 scan0195 | |
| Modifications and performance of new Lucas head lamps on an experimental Bentley. | 5th Jan 1934 | Box 61a \ 2 scan0196 | |
| Headlamp technology to improve light patterns and performance in adverse conditions. | 5th Jan 1934 | Box 61a \ 2 scan0197 | |
| Updating the instruction book for the red warning lamp on Phantom II production cars. | 6th Jan 1934 | Box 61a \ 2 scan0198 | |
| Supply of Bentley headlamps and bulbs. | 8th Jan 1934 | Box 61a \ 2 scan0199 | |
| Letter to Joseph Lucas Ltd. proposing a modification to headlamps using a small cup reflector. | 9th Jan 1934 | Box 61a \ 2 scan0200 | |
| Letter discussing headlamp bulb life, referencing Mr. W.O. Bentley, and inviting the recipient to Derby. | 1st Jan 1934 | Box 61a \ 2 scan0201 | |
| Bentley Head Lamps, with a request for a fog lamp for car 104-MY. | 1st Jan 1934 | Box 61a \ 2 scan0202 | |
| Order request for Lucas P.100 Chromium plated headlamps for the 40/50 10,000 mile test chassis 28-EX. | 13th Jan 1934 | Box 61a \ 2 scan0203 | |
| Letter from Joseph Lucas Limited regarding a bulb shield for new headlamps. | 15th Jan 1934 | Box 61a \ 2 scan0204 | |
| Follow-up letter to Joseph Lucas Ltd. regarding headlamp improvements and requesting a sample of a new fog lamp. | 15th Jan 1934 | Box 61a \ 2 scan0205 | |
| Sending a new type of Lucas Fog Lamp for an opinion on its effectiveness. | 17th Jan 1934 | Box 61a \ 2 scan0206 | |
| Requesting the despatch of a Lucas Fog Lamp for fitting to chassis 104-MY. | 17th Jan 1934 | Box 61a \ 2 scan0207 | |
| Letter to Joseph Lucas Ltd. regarding the failure of experimental 48-watt headlamp bulbs. | 20th Jan 1934 | Box 61a \ 2 scan0208 | |
| Letter from Joseph Lucas Ltd regarding the failure of special experimental high frequency 48 watt Bentley headlamp bulbs. | 22th Jan 1934 | Box 61a \ 2 scan0209 | |
| Continuation of a letter from Joseph Lucas Limited regarding the potential reduction of a product's rating. | 22th Jan 1934 | Box 61a \ 2 scan0210 | |
| Letter from Edison Swan Electric Co Ltd regarding a new 48 watt 'V' filament lamp. | 23th Jan 1934 | Box 61a \ 2 scan0211 | |
| Letter to Joseph Lucas Ltd. regarding the failure of lamp bulbs and a planned 10,000-mile test on a Bentley. | 24th Jan 1934 | Box 61a \ 2 scan0212 | |
| Request to fit headlamps from chassis 3.B IV and a modified brake stop lamp switch to chassis 4.B IV for a 10,000 mile test. | 24th Jan 1934 | Box 61a \ 2 scan0213 | |
| Letter from Joseph Lucas Limited regarding bulb failures experienced on a Bentley headlamp. | 26th Jan 1934 | Box 61a \ 2 scan0214 | |
| Arrangements with Joseph Lucas Ltd for the return of old headlamps and supply of new improved types for Bentley cars. | 27th Jan 1934 | Box 61a \ 2 scan0215 | |
| Suggestion to use a rheostat to reduce the current consumption of side lamps for parking purposes. | 29th Jan 1934 | Box 61a \ 2 scan0216 | |
| Use of a resistance unit for reduced side lamp illumination when a vehicle is parked. | 30th Jan 1934 | Box 61a \ 2 scan0217 | |
| Improvement of headlamp efficiency by using clear bulbs and lenses instead of frosted ones. | 31th Jan 1934 | Box 61a \ 2 scan0218 | |
| The use of clear versus frosted headlamp lenses from supplier Lucas. | 31th Jan 1934 | Box 61a \ 2 scan0219 | |
| Merits of plain glass bulbs and lamp glasses for headlamps over frosted ones. | 1st Feb 1934 | Box 61a \ 2 scan0220 | |
| Request to obtain an up-to-date catalogue of headlamps from Carl Zeiss (London) Ltd. | 1st Feb 1934 | Box 61a \ 2 scan0221 | |
| Proposal to order Zeiss headlamps for comparison against the current Lucas parts due to ongoing issues. | 1st Feb 1934 | Box 61a \ 2 scan0222 | |
| Lucas headlamps, specifically the use of frosted lamps and reflectors. | 2nd Feb 1934 | Box 61a \ 2 scan0223 | |
| Standardisation of parts document for Lucas type QBD.166.S. headlamps. | 8th Jan 1934 | Box 61a \ 2 scan0224 | |
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