| Description | Date | Identifier | |
| Letter from Klaxon Limited regarding fitting issues with a windscreen wiper, order no. 50137, on Chassis 1 B/4. | 18th Jul 1933 | Box 167 \ 5 img082 | |
| Reduced length of a parking arm bearing, in response to a letter from Messrs. Klaxons. | 20th Jul 1933 | Box 167 \ 5 img083 | |
| Letter to Klaxon Ltd. querying the design of a modified windscreen wiper. | 4th Aug 1933 | Box 167 \ 5 img084 | |
| Letter from Klaxon Ltd regarding a straight drive Windscreen Wiper (W.11) for fitting to a Bentley Chassis. | 8th Aug 1933 | Box 167 \ 5 img085 | |
| Request for particulars of a new 'Romac' windscreen wiper with adjustable tensioned arms. | 15th Dec 1933 | Box 167 \ 5 img086 | |
| Letter from Romac Motor Accessories Ltd. regarding their new windscreen wiper arm with adjustable tension. | 22th Dec 1933 | Box 167 \ 5 img087 | |
| Advertisement leaflet for a Romac adjustable chromium-plated windscreen wiper arm. | 19th Jan 1934 | Box 167 \ 5 img088 | |
| Insufficient wipe angle of Klaxon screen wipers and considering approaching the makers for improvement. | 19th Jan 1934 | Box 167 \ 5 img089 | |
| Letter to Klaxon Ltd. about a complaint that the angular sweep of the Bentley windscreen wiper is too small. | 23th Jan 1934 | Box 167 \ 5 img090 | |
| Wipe angle of Klaxon screen wipers and approaching the manufacturer for improvements. | 23th Jan 1934 | Box 167 \ 5 img091 | |
| Letter from Romac Motor Accessories Ltd. regarding samples of a new windscreen wiper arm and blades. | 24th Jan 1934 | Box 167 \ 5 img092 | |
| Letter from Klaxon Ltd. regarding the angular sweep of windscreen wiper blades. | 24th Jan 1934 | Box 167 \ 5 img093 | |
| Letter to Klaxon Ltd. regarding a wiper blade with a 160° angle of wipe and required modifications. | 25th Jan 1934 | Box 167 \ 5 img094 | |
| Letter from Klaxon Ltd regarding a gearbox for a windscreen wiper being sent for evaluation. | 26th Jan 1934 | Box 167 \ 5 img095 | |
| Instructing the despatch of four windscreen wiper blades to be returned to Messrs. Romac Ltd. | 26th Jan 1934 | Box 167 \ 5 img096 | |
| Correspondence to Messrs. Romac returning sample adjustable wiper arms as they did not fit the motor shafts. | 26th Jan 1934 | Box 167 \ 5 img097 | |
| Letter to Joseph Lucas Ltd. complaining about noisy windscreen wipers and requesting a silent replacement for experimental cars. | 16th Mar 1934 | Box 167 \ 5 img098 | |
| Complaint about a noisy Klaxon windscreen wiper motor and a request for a replacement for chassis 28-EX. | 22th Mar 1934 | Box 167 \ 5 img099 | |
| Noisy wiper motor on chassis 28-EX and arranging for a replacement. | 23th Mar 1934 | Box 167 \ 5 img100 | |
| Noisy Klaxon windscreen wiper motor being returned for a quieter replacement. | 26th Mar 1934 | Box 167 \ 5 img101 | |
| Mounting of the Klaxon windscreen wiper motor and proposing a new standard bracket. | 27th Mar 1934 | Box 167 \ 5 img102 | |
| Request to place an order with Klaxon Ltd. for a windscreen wiper transmission cable. | 14th Apr 1934 | Box 167 \ 5 img103 | |
| Letter to Klaxon Ltd. reporting a failure of a wiper mechanism screw during a Phantom II chassis test. | 20th Apr 1934 | Box 167 \ 5 img104 | |
| Invoice from J. Lucas, Ltd. for two 12V wipers received on a 'Sale or Return' basis. | 21th Apr 1934 | Box 167 \ 5 img105 | |
| Letter from Klaxon Ltd regarding a windscreen wiper fault on a Phantom II chassis during testing abroad. | 23th Apr 1934 | Box 167 \ 5 img106 | |
| Request to send an order to Joseph Lucas Ltd. for two 12 Volt windscreen wipers. | 24th Apr 1934 | Box 167 \ 5 img107 | |
| The supply of screen wipers, instruments, and headlamps for a Bentley 5-G-4 chassis being sent to coachbuilder Messrs. Park Ward & Co. | 25th Apr 1934 | Box 167 \ 5 img108 | |
| Letter from Klaxon Limited regarding a faulty windscreen wiper that broke down during a chassis test. | 26th Apr 1934 | Box 167 \ 5 img109 | |
| Internal request to order a modified Klaxon double windscreen wiper for a Bentley Chassis. | 28th Apr 1934 | Box 167 \ 5 img110 | |
| Letter to Klaxon Limited regarding an investigation into a loose screw in a crank. | 28th Apr 1934 | Box 167 \ 5 img111 | |
| Query regarding dimensions for a special Klaxon windscreen wiper for a Bentley chassis. | 4th May 1934 | Box 167 \ 5 img112 | |
| Confirming the dimensions for a Klaxon Screen Wiper installation. | 25th May 1934 | Box 167 \ 5 img113 | |
| Klaxon windscreen wiper with an increased angle of wipe for model 5.B.IV. | 26th May 1934 | Box 167 \ 5 img114 | |
| Dispatch of a Klaxon windscreen wiper for experimental chassis 5.B.IV to Park Ward & Co. | 29th May 1934 | Box 167 \ 5 img115 | |
| The dispatch of a Klaxon windscreen wiper for experimental chassis 5.B.IV. | 29th May 1934 | Box 167 \ 5 img116 | |
| Requesting information on silence tests for Klaxon windscreen wipers on 20/25, 40/50, and Bentley models. | 7th Aug 1934 | Box 167 \ 5 img117 | |
| Issues with Klaxon wipers caused by incorrect coachbuilder fitting. | 9th Aug 1934 | Box 167 \ 5 img118 | |
| Noisy Klaxon windscreen wipers and their fitting on a Bentley chassis. | 10th Aug 1934 | Box 167 \ 5 img119 | |
| Satisfactory fitting of Klaxon windscreen wipers. | 16th Aug 1934 | Box 167 \ 5 img120 | |
| Instructions to fit a Klaxon windscreen wiper motor for a 10,000 mile test on a Bentley car. | 14th Sep 1934 | Box 167 \ 5 img121 | |
| The order of a 12V Klaxon windscreen wiper motor, part number 54001. | 18th Sep 1934 | Box 167 \ 5 img122 | |
| Mounting instructions for a Klaxon Windscreen Wiper on a 20/25 HP vehicle. | 21th Sep 1934 | Box 167 \ 5 img123 | |
| Letter from Klaxon Ltd regarding a sample of their Defroster and a new high-frequency signal. | 25th Oct 1934 | Box 167 \ 5 img124 | |
| Letter to Klaxon Ltd. acknowledging a sample defroster and requesting a high-frequency horn for testing. | 26th Oct 1934 | Box 167 \ 5 img125 | |
| Testing and ordering of Klaxon windscreen defrosters. | 26th Oct 1934 | Box 167 \ 5 img126 | |
| Letter from Klaxon Ltd discussing a defroster sample and upcoming high-frequency horns. | 27th Oct 1934 | Box 167 \ 5 img127 | |
| The production of three windscreen wiper motor brackets to drawing R.R.Sch.700. | 6th Dec 1934 | Box 167 \ 5 img128 | |
| Letter to Klaxon Ltd. regarding failures of their windscreen wiper during testing in France. | 20th Dec 1934 | Box 167 \ 5 img129 | |
| Letter from Klaxon Limited regarding issues with a windscreen wiper's lubrication and a bolt failure. | 22th Dec 1934 | Box 167 \ 5 img130 | |
| The causes of and fixes for noisy windscreen wipers on a model 5-B-IV. | 15th Jan 1935 | Box 167 \ 5 img131 | |
| Mounting bracket for a Klaxon windscreen wiper and motor, and the potential for its standardisation. | 30th Jan 1935 | Box 167 \ 5 img132 | |
| Query regarding the performance of a bracket for a Klaxon windscreen wiper motor after testing on car 21-G-1V. | 29th Jan 1935 | Box 167 \ 5 img133 | |
| Noisy windscreen wipers, attaching a report on the subject. | 1st Feb 1935 | Box 167 \ 5 img134 | |
| Solution for noisy windscreen wipers using Russian tallow as a lubricant. | 30th Jan 1935 | Box 167 \ 5 img135 | |
| Modification to mount the windscreen wiper motor further away from the dashboard. | 4th Feb 1935 | Box 167 \ 5 img136 | |
| Mounting bracket for Klaxon windscreen wiper motors. | 5th Feb 1935 | Box 167 \ 5 img137 | |
| Order request for a Lucas electric windscreen wiper for an Essex Terraplane. | 18th Jun 1935 | Box 167 \ 5 img138 | |
| Request for a defective Klaxon wiper from an experimental car for the makers to examine. | 24th Jun 1935 | Box 167 \ 5 img139 | |
| Faults experienced with Klaxon wipers, specifically excessive noise and sheared pins. | 1st Jul 1935 | Box 167 \ 5 img140 | |
| Requesting the return of a faulty Klaxon wiper control box for further investigation. | 23th Jul 1935 | Box 167 \ 5 img141 | |
| Modification to Klaxon screen wipers to fix a loose securing bolt by fitting a special insert. | 6th Aug 1935 | Box 167 \ 5 img142 | |
| Letter to Klaxon Ltd. regarding issues with noisy windscreen wipers and a request for a meeting. | 6th Nov 1935 | Box 167 \ 5 img143 | |
| Letter from Klaxon Limited arranging a follow-up meeting regarding a communication from the 6th of November. | 8th Nov 1935 | Box 167 \ 5 img144 | |
| Letter to Messrs. Klaxon, Ltd. regarding availability for a meeting. | 9th Nov 1935 | Box 167 \ 5 img145 | |
| Sheared Klaxon windscreen wiper flexible drive from an experimental Phantom III chassis. | 30th Dec 1935 | Box 167 \ 5 img146 | |
| Replacement wiper transmission for a P-III vehicle that has not yet returned for fitting. | 6th May 1936 | Box 167 \ 5 img147 | |
| Replacement wiper transmission cable for a P-III model that has not returned for fitting. | 6th May 1936 | Box 167 \ 5 img148 | |
| The experimental chassis 33-EX and a request to forward a cable. | 8th May 1936 | Box 167 \ 5 img149 | |
| The dispatch of a wiper cable for Chassis No. 33-EX, and the associated charges. | 11th May 1936 | Box 167 \ 5 img150 | |
| Correspondence regarding the dispatch of a wiper cable for Chassis No. 33-EX and the need for an order for Klaxons. | 11th May 1936 | Box 167 \ 5 img151 | |
| Requesting a covering order for a Klaxon wiper cable obtained for an experimental car. | 13th May 1936 | Box 167 \ 5 img152 | |
| New Lucas screen wiper with a remote motor, comparing it to the existing Klaxon model, and proposing tests on a Bentley and Phantom III. | 6th Mar 1936 | Box 167 \ 5 img153 | |
| Requesting a sample of a new windscreen wiper for bench tests and fitment to a new Bentley body. | 3rd Jun 1936 | Box 167 \ 5 img154 | |
| The testing of new screen wipers from supplier Lucas. | 9th Jun 1936 | Box 167 \ 5 img155 | |
| New Lucas screen wiper and expressing concerns about its gear drive mechanism. | 10th Jun 1936 | Box 167 \ 5 img156 | |
| Letter proposing a new three-bladed electric windscreen wiper for dealing with interior condensation. | 24th Jun 1936 | Box 167 \ 5 img157 | |
| Communication regarding a 'Flexipro Driving screen wiper' sample from Messrs. Joseph Lucas. | 28th Sep 1936 | Box 167 \ 5 img158 | |
| The testing of new Lucas screen wipers for a new Bentley body. | 15th Jul 1936 | Box 167 \ 5 img159 | |
| The performance of Lucas windscreen wipers and their proposed fitment to a Bentley body. | 16th Jul 1936 | Box 167 \ 5 img160 | |
| Internal request to order a British Berkshire remote control electric screen wiper. | 9th Jul 1936 | Box 167 \ 5 img161 | |
| Request to despatch a Lucas windscreen wiper to Messrs. Park Ward for fitting to an experimental Bentley. | 3rd Aug 1936 | Box 167 \ 5 img162 | |
| Confirming the successful testing of a Lucas screen wiper and its dispatch to Messrs. Park Ward for fitting. | 3rd Aug 1936 | Box 167 \ 5 img163 | |
| Testing and fitting a new electric 3-bladed Berkshire windscreen wiper to chassis 38-EX. | 6th Aug 1936 | Box 167 \ 5 img164 | |
| Fitting a Berkshire three-bladed wiper to a new body and requesting dimensions. | 7th Aug 1936 | Box 167 \ 5 img165 | |
| Fitment of a three-bladed wiper to a chassis for an experimental car and the return of a blueprint. | 10th Aug 1936 | Box 167 \ 5 img166 | |
| Requesting a direct reply to queries about the windscreen wiper for model 38-EX. | 13th Aug 1936 | Box 167 \ 5 img167 | |
| Letter to the Houdaille Hydraulic Suspension Co. regarding a three-bladed wiper for an experimental Phantom III chassis. | 18th Aug 1936 | Box 167 \ 5 img168 | |
| Letter to The Houdaille Hydraulic Suspension Co. Ltd. arranging an appointment with coach-builders. | 18th Aug 1936 | Box 167 \ 5 img169 | |
| Inspection and testing process for a sample Berkshire wiper involving Park Ward. | 26th Aug 1936 | Box 167 \ 5 img170 | |
| Letter from Houdaille Hydraulic Suspension Co. Ltd. regarding alterations to a Berkshire 3-bladed wiper. | 27th Aug 1936 | Box 167 \ 5 img171 | |
| Advertisement for a 3-bladed remote control electric windscreen wiper for dealing with interior condensation. | 27th Aug 1936 | Box 167 \ 5 img172 | |
| Advertisement for the British Berkshire Remote Control Electric Screen Wiper. | 27th Aug 1936 | Box 167 \ 5 img173 | |
| Informational document detailing the features and benefits of the British Berkshire Remote Control Electric Wiper. | 27th Aug 1936 | Box 167 \ 5 img174 | |
| Product sheet describing the features and operation of a windscreen wiper system. | 27th Aug 1936 | Box 167 \ 5 img175 | |
| Product leaflet for the British Berkshire remote control electric wiper. | 3rd Sep 1936 | Box 167 \ 5 img176 | |
| Despatch request for a 3-bladed Berkshire electric windscreen wiper for chassis 38-EX to Messrs. Park Ward Ltd. | 3rd Sep 1936 | Box 167 \ 5 img177 | |
| Query regarding the replacement of a 3-bladed Barkshire windscreen wiper with a 2-bladed one by Messrs. Park Wards. | 10th Oct 1936 | Box 167 \ 5 img178 | |
| Clearance issues with a new three-bladed wiper and suggesting alternative experimental chassis for testing. | 12th Oct 1936 | Box 167 \ 5 img179 | |
| The failure to fit a three-bladed wiper to Car No. 38-EX and proposals for alternative experiments. | 12th Oct 1936 | Box 167 \ 5 img180 | |
| Letter to Park Ward & Co. regarding the fitting of a 'Berkshire' triple-blade wiper to a Phantom III enclosed limousine. | 13th Oct 1936 | Box 167 \ 5 img181 | |
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