| Description | Date | Identifier | |
| Request for a second motor cradle, confirming the first one is suitable. | 12th Sep 1930 | Box 34 \ 4 Scan203 | |
| Request for a second motor supporting cradle, bolts, and a piece of wrought steel with technical sketches. | 16th Sep 1930 | Box 34 \ 4 Scan204 | |
| Request to make a sparking plug adapter from a drawing for a lighting engine. | 17th Sep 1930 | Box 34 \ 4 Scan205 | |
| Request to manufacture a nipple and supply parts to connect a new carburetter on a lighting engine at Elmstead. | 20th Sep 1930 | Box 34 \ 4 Scan206 | |
| Request for the manufacture of a water-cooled sparking plug adaptor and the supply of copper tubing. | 1st Oct 1930 | Box 34 \ 4 Scan207 | |
| Despatch of an 'F' engine piston and cylinder liner for inspection. | 7th Nov 1930 | Box 34 \ 4 Scan208 | |
| Requesting a sample to be made by a smith from an attached full-sized sketch. | 13th Dec 1930 | Box 34 \ 4 Scan209 | |
| Despatch of two valueless Delco shock absorbers. | 10th Feb 1931 | Box 34 \ 4 Scan210 | |
| From 'E' confirming the receipt of the correct parts for a damper. | 1st Jun 1931 | Box 34 \ 4 Scan211 | |
| Request to obtain 50 yards of twin flex identical to an enclosed sample. | 30th Jun 1931 | Box 34 \ 4 Scan212 | |
| Response to an enquiry for twin flex, sending a sample and asking if it is suitable before ordering 50 yards. | 6th Jul 1931 | Box 34 \ 4 Scan213 | |
| Following up on a twin flex sample, with a handwritten reply stating the colour was unsuitable and cancelling the order. | 5th Aug 1931 | Box 34 \ 4 Scan214 | |
| Dispatch of failed side spare wheel steady brackets from a bumping test. | 2nd Oct 1931 | Box 34 \ 4 Scan215 | |
| Sending spare wheel bracket parts to stores and arranging their onward despatch. | 2nd Oct 1931 | Box 34 \ 4 Scan216 | |
| Instructing the Despatch Stores to send three specific sparking plugs to a Mr. Elliott. | 23th Oct 1931 | Box 34 \ 4 Scan217 | |
| Arranging for a sample of brake lining to be despatched for examination. | 23th Oct 1931 | Box 34 \ 4 Scan218 | |
| Request for a specific Stephan-Grebel centre lamp bulb for a car, including technical specifications. | 28th Oct 1931 | Box 34 \ 4 Scan219 | |
| Ordering of Continental type lamps that are not currently in stock. | 30th Oct 1931 | Box 34 \ 4 Scan220 | |
| Request to expedite the process of obtaining a replacement centre lamp bulb for a customer's car. | 18th Nov 1931 | Box 34 \ 4 Scan221 | |
| Dispatch of a suitable lamp bulb for a Stephan Grebel lamp for an R's car. | 21th Nov 1931 | Box 34 \ 4 Scan222 | |
| Despatch of a lamp bulb for a car to Mr. Day at West Wittering. | 21th Nov 1931 | Box 34 \ 4 Scan223 | |
| Instructing the Despatch Stores to send a Chrysler freewheel to a customer. | 4th Apr 1932 | Box 34 \ 4 Scan224 | |
| Despatch note for a complete set of Delco shock absorber parts sent for examination and retention. | 20th Apr 1932 | Box 34 \ 4 Scan225 | |
| Further particulars of B & D shock absorbers. | 27th Apr 1932 | Box 34 \ 4 Scan226 | |
| Requesting the despatch of parts to Sir Henry Royce's address at Elmstead. | 1st Jun 1932 | Box 34 \ 4 Scan227 | |
| Despatch of loaned brake parts from Bendix Brake Co. to Mr. Day for examination. | 2nd Aug 1932 | Box 34 \ 4 Scan228 | |
| Specification for pulleys required for two 50 Volt Electro Motors. | 18th Aug 1932 | Box 34 \ 4 Scan229 | |
| The performance and efficiency tests of two 50-volt motors. | 29th Aug 1932 | Box 34 \ 4 Scan230 | |
| Two sample brake cylinders and fluid obtained from Automotive Products Ltd for examination and payment. | 17th Sep 1932 | Box 34 \ 4 Scan231 | |
| Despatch of a Lockheed brake cylinder for examination. | 17th Sep 1932 | Box 34 \ 4 Scan232 | |
| Dispatch of four scrap cylinder head gaskets to Sir Henry Royce for examination. | 23th Sep 1932 | Box 34 \ 4 Scan233 | |
| Pair of scrap Phantom II brake drums be sent for examination. | 27th Sep 1932 | Box 34 \ 4 Scan234 | |
| Letter from The Morgan Crucible Company Limited regarding the specifications for commutator starter motor brushes. | 15th Mar 1919 | Box 35 \ 1 scan 001 | |
| Letter from The Morgan Crucible Co. Ltd. regarding a returned sample brush and information provided. | 28th Mar 1919 | Box 35 \ 1 scan 002 | |
| Standardising self-starter motor brushes to the Morganite type instead of the Le Carbone Co. type. | 28th Mar 1919 | Box 35 \ 1 scan 003 | |
| Confusion over the markings on starter motor brushes supplied by the Morgan Crucible Company. | 27th Mar 1919 | Box 35 \ 1 scan 004 | |
| The experimental results on three different grades of Morganite brushes for a self-starter motor. | 27th Mar 1919 | Box 35 \ 1 scan 005 | |
| Summary of particulars for various electric starter motors, focusing on brush materials and performance. | 3rd Apr 1919 | Box 35 \ 1 scan 006 | |
| Telegram received by telephone requesting urgent information regarding starting motor brushes. | 4th Apr 1919 | Box 35 \ 1 scan 007 | |
| Confirmation of a telegram requesting urgent information on starting motor brushes. | 4th Apr 1919 | Box 35 \ 1 scan 008 | |
| Extract regarding the ordering and experimental fitting of Morganite and Le Carbone motor brushes. | 26th May 1919 | Box 35 \ 1 scan 009 | |
| Extract from the Morganite & Battersea Carbon Brush List detailing the properties of Copper Morganite Brushes. | 26th May 1919 | Box 35 \ 1 scan 010 | |
| Extract from the Morganite & Battersea Carbon Brush List detailing specifications for Copper Morganite Brushes. | 26th May 1919 | Box 35 \ 1 scan 011 | |
| Comparison table of motor brush particulars and weights for various motor types. | 8th Sep 1919 | Box 35 \ 1 scan 012 | |
| Starting motor's brush material and holder design. | 8th Sep 1919 | Box 35 \ 1 scan 013 | |
| Experiments with different grades of Morganite brushes and spring pressures for starter motors. | 9th Sep 1919 | Box 35 \ 1 scan 014 | |
| Letter to The Morgan Crucible Co. Ltd. regarding the testing and supply of brushes for a starter motor. | 17th Sep 1919 | Box 35 \ 1 scan 015 | |
| Improving motor brush performance, including experiments with pressure and different material compositions. | 22th Sep 1917 | Box 35 \ 1 scan 016 | |
| Recording that a sample brush and letter have been sent to Morgans Crucible Co. | 22th Sep 1917 | Box 35 \ 1 scan 017 | |
| Letter from The Morgan Crucible Company Limited regarding the composition and supply of starter motor brushes. | 19th Sep 1919 | Box 35 \ 1 scan 018 | |
| Letter from The Morgan Crucible Company, Ltd. regarding a visit by Mr. Sparkes with sample brushes to resolve an issue. | 19th Sep 1919 | Box 35 \ 1 scan 019 | |
| Testing and selection of different quality brushes from the Morganite Company for a starter motor. | 25th Sep 1919 | Box 35 \ 1 scan 020 | |
| The optimal pressure and type of electrical brush for minimizing loss in starter motors. | 25th Sep 1919 | Box 35 \ 1 scan 021 | |
| Proposal for burnishing the working surfaces of motor brushes to improve their running qualities. | 25th Sep 1919 | Box 35 \ 1 scan 022 | |
| Extract memo discussing electrical parts suggested for a 10,000-mile test. | 25th Sep 1919 | Box 35 \ 1 scan 023 | |
| Method for burnishing the contact surfaces of starter motor brushes based on a visit to Messrs. Smiths'. | 26th Sep 1919 | Box 35 \ 1 scan 024 | |
| The creation of a proper rig for testing starter motor brushes. | 30th Sep 1919 | Box 35 \ 1 scan 025 | |
| Testing of different springs and brushes for a self-starter motor. | 1st Oct 1919 | Box 35 \ 1 scan 026 | |
| Letter from The Morgan Crucible Company Limited regarding the supply of a Spring Balance for testing brush spring tension. | 2nd Oct 1919 | Box 35 \ 1 scan 027 | |
| Letter to The Morgan Crucible Co., Ltd. acknowledging receipt of a small spring balance. | 4th Oct 1919 | Box 35 \ 1 scan 028 | |
| Change in the material composition of starter motor brushes to a type with more carbon. | 6th Oct 1919 | Box 35 \ 1 scan 029 | |
| The 10,000-mile test for starter motor X.2656, detailing plans for a new brush holder and further experiments. | 9th Oct 1919 | Box 35 \ 1 scan 030 | |
| Test report for Motor No. 74 fitted with extra strong springs and C.M.3 brushes. | 16th Oct 1919 | Box 35 \ 1 scan 031 | |
| Test results for an experimental motor fitted with extra strong springs and C.M. brushes. | 20th Oct 1919 | Box 35 \ 1 scan 032 | |
| Test results for an experimental starter motor fitted with C.M.2 brushes and extra strong springs. | 27th Oct 1919 | Box 35 \ 1 scan 033 | |
| Test report on an experimental starter motor fitted with C+M.3 brushes and extra strong springs. | 30th Oct 1919 | Box 35 \ 1 scan 034 | |
| Test report on an experimental motor fitted with C.M. 3 brushes and E.7180 springs. | 31th Oct 1919 | Box 35 \ 1 scan 035 | |
| Test results for an experimental motor fitted with C.M.2 brushes and F.7180 springs which was stopped due to excessive heat. | 5th Nov 1919 | Box 35 \ 1 scan 036 | |
| Test report to Mr. Clark on an experimental motor fitted with C.M. Brushes and F.7186 springs, which failed under load. | 6th Nov 1919 | Box 35 \ 1 scan 037 | |
| Test report on an experimental motor fitted with N.1760 springs and C.M. brushes. | 6th Nov 1919 | Box 35 \ 1 scan 038 | |
| Test report on an experimental motor fitted with N.1760 springs and C.M.2 brushes. | 10th Nov 1919 | Box 35 \ 1 scan 039 | |
| Examination of a starter motor failure caused by grease from the bearing affecting the brush mechanism. | 6th Nov 1919 | Box 35 \ 1 scan 040 | |
| Supply and bench testing of various spring and brush combinations for chassis. | 10th Nov 1919 | Box 35 \ 1 scan 041 | |
| Modifications to starter motor brushes, brush springs, and bearing lubrication. | 10th Nov 1919 | Box 35 \ 1 scan 042 | |
| Ordering new starter motor springs and experimenting with brushes and springs for the 501st chassis. | 11th Nov 1919 | Box 35 \ 1 scan 043 | |
| Trial report comparing various combinations of brush springs and brush materials for a starter motor. | 12th Nov 1919 | Box 35 \ 1 scan 044 | |
| Letter to The Morganite Crucible Co. arranging a potential visit to their works in Battersea. | 25th Nov 1919 | Box 35 \ 1 scan 045 | |
| Letter from The Morgan Crucible Company Limited regarding a meeting arrangement. | 27th Nov 1919 | Box 35 \ 1 scan 046 | |
| Copy of a telegram sent from The Morgan Crucible Company Limited. | 27th Nov 1919 | Box 35 \ 1 scan 047 | |
| Copy of a telegram from The Morgan Crucible Company arranging a meeting. | 27th Nov 1929 | Box 35 \ 1 scan 048 | |
| Confirmation of a telegram regarding a meeting arrangement and an unwell employee. | 27th Nov 1919 | Box 35 \ 1 scan 049 | |
| Letter to The Morgan Crucible Co. Ltd. providing the name of the manufacturer for an etching machine. | 4th Dec 1919 | Box 35 \ 1 scan 050 | |
| Standardization of brushes and springs for the starter motor on the 40/50 HP chassis. | 19th Dec 1919 | Box 35 \ 1 scan 051 | |
| Testing and standardisation of brush springs and brushes for a starter motor. | 23th Dec 1919 | Box 35 \ 1 scan 052 | |
| Extract concerning the electrical equipment for a 10,000-mile test on the 2.EX. Car. | 30th Dec 1919 | Box 35 \ 1 scan 053 | |
| Order for brushes for a starter motor. | 14th Jan 1920 | Box 35 \ 1 scan 054 | |
| The standardization of starter motor brushes to the C.M.3 Morganite type. | 16th Jan 1920 | Box 35 \ 1 scan 055 | |
| Instruction note regarding the receipt of copper morganite brushes. | 21th Feb 1920 | Box 35 \ 1 scan 056 | |
| Confirming receipt of various electrical components for experiments. | 21th Feb 1920 | Box 35 \ 1 scan 057 | |
| Confirming the removal and modification of a starter motor from chassis 4.EX to fit new type brush holders. | 23th Jan 1920 | Box 35 \ 1 scan 058 | |
| Supply of C.M.3 Morganite starter motor brushes for the Experimental Department. | 23th Feb 1920 | Box 35 \ 1 scan 059 | |
| Hold on starter motor brushes pending a decision on material composition. | 29th Mar 1920 | Box 35 \ 1 scan 060 | |
| Status of held-up parts after chassis 1000, including the starter motor, ignition coil, and dynamo. | 30th Mar 1920 | Box 35 \ 1 scan 061 | |
| Continuation of a report on a 10,000-mile test of a 25X chassis, with battery analysis and a list of parts for standardization. | 9th Apr 1920 | Box 35 \ 1 scan 062 | |
| The satisfactory performance of C.M.3 starter motor brushes following a 10,000 mile test on chassis 2.EX. | 9th Apr 1920 | Box 35 \ 1 scan 063 | |
| The performance of electrical parts, specifically C.M.3. starter motor brushes, after a 10,000-mile test run on an experimental car. | 20th Apr 1920 | Box 35 \ 1 scan 064 | |
| The 10,000-mile bench test of a starter motor. | 21th Apr 1920 | Box 35 \ 1 scan 065 | |
| The 10,000-mile test of various electrical components on a car. | 21th Apr 1920 | Box 35 \ 1 scan 066 | |
| Standardisation sheet for C.M.3 Copper Morganite brushes for the starter motor. | 23th Apr 1920 | Box 35 \ 1 scan 067 | |
| Follow-up memo regarding a signed standardisation sheet for C.M.3 copper morganite starter motor brushes. | 3rd May 1920 | Box 35 \ 1 scan 068 | |
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