| Description | Date | Identifier | |
| Clutch pedal adjustment instructions for the Bentley Instruction Book. | 6th Mar 1934 | Box 139 \ 3 scan0050 | |
| Correction to a wiring diagram in the 40/50 HP Chassis Handbook No. VIII. | 19th Mar 1934 | Box 139 \ 3 scan0051 | |
| The insertion of a 'Servo Bearing' leaflet into the 40/50 HP Chassis Handbook. | 7th May 1934 | Box 139 \ 3 scan0052 | |
| Leaflet on 'Universal Joints' for the 20/25 HP chassis handbook. | 18th Jun 1934 | Box 139 \ 3 scan0053 | |
| The distribution of update leaflets for the 20/25 HP Chassis Handbook. | 4th Sep 1934 | Box 139 \ 3 scan0054 | |
| Correction regarding the commencement of changes for the 20/25 HP Chassis Handbook No. XV. | 5th Sep 1934 | Box 139 \ 3 scan0055 | |
| Distributing leaflet No.2/B 'Air Cleaner' for the Bentley Instruction Book No.1. | 3rd Aug 1934 | Box 139 \ 3 scan0056 | |
| The distribution of a leaflet for the Bentley Instruction Book. | 3rd Jul 1934 | Box 139 \ 3 scan0057 | |
| The use of thinner oil in cold weather and the need to update instruction books with this information. | 8th Oct 1934 | Box 139 \ 3 scan0058 | |
| The distribution of Leaflet No. 3/B 'Engine Oils for Winter Use' for the Bentley Instruction Book No. I. | 20th Dec 1934 | Box 139 \ 3 scan0059 | |
| Letter seeking assurance about the recommendation to use thin oil during the winter for Bentley cars. | 27th Dec 1934 | Box 139 \ 3 scan0060 | |
| Internal memorandum about the distribution of a leaflet on winter engine oils for the 20/25 HP chassis handbook. | 20th Dec 1934 | Box 139 \ 3 scan0061 | |
| Distributing a leaflet on engine oils for winter use, to be inserted into 40/50 HP chassis handbooks. | 20th Dec 1934 | Box 139 \ 3 scan0062 | |
| Use of thinner lubricating oils in Bentley cars to address starter motor issues. | 28th Dec 1934 | Box 139 \ 3 scan0063 | |
| Leaflets for the 40/50 HP Chassis Handbook No. IX concerning brake and clutch adjustments. | 3rd Jan 1935 | Box 139 \ 3 scan0064 | |
| Internal memorandum discussing the adoption of a thin oil for the Bentley Instruction Book and potential issues. | 8th Jan 1935 | Box 139 \ 3 scan0065 | |
| Use of thinner oil in the Bentley Instruction Book to improve cold starting performance. | 14th Jan 1935 | Box 139 \ 3 scan0066 | |
| The distribution of a circular about the Bentley Instruction Book to all existing owners. | 15th Jan 1935 | Box 139 \ 3 scan0067 | |
| The distribution of leaflets for the Bentley Instruction Book No. II. | 29th Jan 1935 | Box 139 \ 3 scan0068 | |
| Distributing new leaflets for the 20/25 HP Chassis Handbook No. XVI. | 22th Feb 1935 | Box 139 \ 3 scan0069 | |
| Advisability of recommending thin oil for Bentleys and the potential withdrawal of previous instructions. | 5th Mar 1935 | Box 139 \ 3 scan0070 | |
| Use of thin oil as recommended in the Bentley Instruction Book. | 6th Mar 1935 | Box 139 \ 3 scan0071 | |
| Bearing failure in car 21-G-4, its potential cause, bearing longevity expectations, and a new oil from Wakefield. | 7th Mar 1935 | Box 139 \ 3 scan0072 | |
| Correction to a previous memo clarifying the type of thin oil, changing it from Wakefields to Vacuum 'Clearosol'. | 8th Mar 1935 | Box 139 \ 3 scan0073 | |
| Instruction book lists for 40/50, 20/25, and Bentley chassis. | 18th Mar 1935 | Box 139 \ 3 scan0074 | |
| List of 40/50 HP chassis instruction books and leaflets, continuing a previous list from 1932. | 1st Mar 1935 | Box 139 \ 3 scan0075 | |
| Index of leaflets detailing updates for various chassis series, including those for Book No. IX. | 1st Jul 1934 | Box 139 \ 3 scan0076 | |
| Continuation of a list of instruction books and leaflets for the 20/25 HP Chassis. | 1st Mar 1935 | Box 139 \ 3 scan0077 | |
| List of leaflet updates and inclusions for various chassis series and instruction books. | 1st Aug 1933 | Box 139 \ 3 scan0078 | |
| List of leaflets and a book applicable to various chassis series. | 1st Dec 1934 | Box 139 \ 3 scan0079 | |
| List of applicable leaflets and chassis ranges for Bentley Instruction Books No. I and No. II. | 1st Mar 1935 | Box 139 \ 3 scan0080 | |
| The distribution of new leaflets for the 40/50 HP Chassis Handbook No. IX. | 22th Mar 1935 | Box 139 \ 3 scan0081 | |
| Pamphlet on D.W.S. Jacks for the 20/25 HP Chassis Handbook No. XV. | 19th Apr 1934 | Box 139 \ 3 scan0082 | |
| Distribution memo regarding a leaflet for the 20/25 HP Chassis Handbook about the Operated Chassis Oil Pump. | 20th May 1935 | Box 139 \ 3 scan0083 | |
| Distributing a leaflet for 20/25 HP chassis handbooks concerning a new fuel strainer and carburetter. | 25th Sep 1935 | Box 139 \ 3 scan0084 | |
| The distribution of four leaflets and a gummed slip for insertion into Bentley Instruction Books. | 14th Oct 1935 | Box 139 \ 3 scan0085 | |
| Misprint in Bentley Instruction Books leaflets and the request for manual correction. | 8th Nov 1935 | Box 139 \ 3 scan0086 | |
| The distribution and amendment of leaflets for Bentley instruction books. | 21th Nov 1935 | Box 139 \ 3 scan0087 | |
| Updates and leaflets for the 20/25 HP Chassis Instruction Book No. XVI. | 21th Nov 1935 | Box 139 \ 3 scan0088 | |
| Correcting chassis numbers for the 4¼ Litre Bentley Instruction Books Nos. 111 and 1V. | 26th May 1936 | Box 139 \ 3 scan0089 | |
| The recommendation to use Ethyl fuel in the 4¼ Litre Bentley instruction book. | 16th Jun 1936 | Box 139 \ 3 scan0090 | |
| Notification about a replacement wiring diagram for the Phantom III chassis handbook. | 9th Sep 1936 | Box 139 \ 3 scan0091 | |
| Electrical wiring diagram for a vehicle, detailing components from the battery and dynamo to lights and gauges. | 1st Jan 1936 | Box 139 \ 3 scan0092 | |
| Dispatch memo for supplemental leaflets for the No.XVI Handbook concerning the 20/25 HP Chassis Nos. G.T.K. | 15th Sep 1936 | Box 139 \ 3 scan0093 | |
| Correction notice for handbook supplement No. XVI, regarding the 20/25 HP Chassis G.T.K. series. | 17th Sep 1936 | Box 139 \ 3 scan0094 | |
| Supplement to the No.XVI Handbook for 20/25 HP Chassis Nos. GTK-42 and onwards, built after Series K2. | 18th Sep 1936 | Box 139 \ 3 scan0095 | |
| Leaflet insertions and alterations for the Phantom III Chassis Handbook No.X. | 20th Oct 1936 | Box 139 \ 3 scan0096 | |
| Updates and insertions for the 25/30 HP Chassis Handbook No. XVII, regarding lubricants and tyre pressures. | 28th Oct 1936 | Box 139 \ 3 scan0097 | |
| Updates to the 25/30 HP Chassis Handbook No. XVII, including a new leaflet and wiring diagram. | 5th Nov 1936 | Box 139 \ 3 scan0098 | |
| Modified electrical wiring diagram for a vehicle, showing components and connections. | 19th Nov 1936 | Box 139 \ 3 scan0099 | |
| Amendment and leaflet distribution for 4 1/4 Litre Bentley Instruction Books. | 19th Nov 1936 | Box 139 \ 3 scan0100 | |
| Distribution memo for new leaflets and a wiring diagram for the 25/30 HP Chassis Handbook. | 22th Dec 1936 | Box 139 \ 3 scan0101 | |
| Modified electrical wiring diagram for a vehicle. | 7th Jan 1937 | Box 139 \ 3 scan0102 | |
| Supplement leaflet and updated wiring diagram for Bentley instruction books. | 7th Jan 1937 | Box 139 \ 3 scan0103 | |
| Electrical wiring diagram for a motor vehicle's components and circuits. | 24th Jun 1938 | Box 139 \ 3 scan0104 | |
| Update to the Bentley instruction books for 3 1/2 Litre Engines on 4 1/4 Litre Chassis. | 13th Jan 1937 | Box 139 \ 3 scan0105 | |
| Additional leaflet for the 4 1/2 Litre Bentley Chassis Instruction Books. | 22th Feb 1937 | Box 139 \ 3 scan0106 | |
| Leaflets for updating Phantom III handbooks regarding a fuel pump switch and instrument board wiring. | 19th Feb 1937 | Box 139 \ 3 scan0107 | |
| The distribution of update leaflets for the 25/30 HP chassis handbook. | 19th Feb 1937 | Box 139 \ 3 scan0108 | |
| Sending leaflets for insertion into the 25/30 HP Chassis Handbook No. XVII. | 19th Feb 1937 | Box 139 \ 3 scan0109 | |
| The distribution of leaflets for the 4¼ Litre Bentley Chassis Instruction Books. | 19th Feb 1937 | Box 139 \ 3 scan0110 | |
| The distribution of leaflets for the 40/50 Chassis Handbook No. XI. | 17th Mar 1937 | Box 139 \ 3 scan0111 | |
| The distribution of a leaflet about the failure of a dynamo to charge for the 25/30 Chassis Handbook. | 18th Mar 1937 | Box 139 \ 3 scan0112 | |
| Correcting a typographical error in the 25/30 HP Chassis Handbook number from XII to XVII. | 19th Mar 1937 | Box 139 \ 3 scan0113 | |
| Leaflet about dynamo failure for the Bentley Chassis Handbooks. | 19th Mar 1937 | Box 139 \ 3 scan0114 | |
| The distribution of Leaflet No.50/40/50 for the 40/50 HP Chassis Handbook No.X. | 20th Apr 1937 | Box 139 \ 3 scan0115 | |
| The distribution of leaflets for new types of batteries for the 25/30 HP Chassis. | 26th Apr 1937 | Box 139 \ 3 scan0116 | |
| Updates to the chassis lubrication section of instruction books for the 30 HP and Phantom III models. | 27th Apr 1937 | Box 139 \ 3 scan0117 | |
| Instruction book update for starting a hot Phantom III engine on a gradient. | 1st Jun 1937 | Box 139 \ 3 scan0118 | |
| The distribution of leaflets and amendment slips for the Phantom III Handbooks Nos. X & XI. | 2nd Jun 1937 | Box 139 \ 3 scan0119 | |
| Updates and amendments for the 25/30 HP Chassis Handbook No. XVII. | 2nd Jun 1937 | Box 139 \ 3 scan0120 | |
| Concerning the distribution of three leaflets for the Bentley Instruction Book No.V. | 7th Jun 1937 | Box 139 \ 3 scan0121 | |
| The distribution of two leaflets for the 40/50 HP Phantom III chassis handbooks. | 29th Jun 1937 | Box 139 \ 3 scan0122 | |
| The distribution of leaflets for the 40/50 HP Phantom III Chassis Handbooks. | 1st Jul 1937 | Box 139 \ 3 scan0123 | |
| Internal note of agreement regarding a draft leaflet for the Phantom III Chassis Handbook No.XI on the additional fuel pump. | 23th Jul 1937 | Box 139 \ 3 scan0124 | |
| The distribution of a leaflet for the 25/30 HP Chassis Instruction Book. | 27th Jul 1937 | Box 139 \ 3 scan0125 | |
| Circular detailing an update to the Phantom III Handbook, including a new leaflet and wiring diagram for an additional fuel pump. | 31th Aug 1937 | Box 139 \ 3 scan0126 | |
| Electrical wiring diagram. | 1st Jan 1936 | Box 139 \ 3 scan0127 | |
| Amendment notice for the Phantom III Handbook regarding the deletion of a leaflet for the fuel pump change-over switch. | 2nd Sep 1937 | Box 139 \ 3 scan0128 | |
| Alterations to the list of recommended engine oils for instruction books. | 23th Sep 1937 | Box 139 \ 3 scan0129 | |
| Cover letter for an update to the Phantom III Handbook regarding leaflet No. 56/40/50, 'Fuel Pump in Frame and Change-over Switch'. | 5th Oct 1937 | Box 139 \ 3 scan0130 | |
| The distribution of Leaflet No. 21/B for the 4 1/4 litre Bentley Instruction Book. | 5th Oct 1937 | Box 139 \ 3 scan0131 | |
| The distribution of Leaflet No. 57/40/50 for the Phantom III Handbook No. XI. | 22th Oct 1937 | Box 139 \ 3 scan0132 | |
| Leaflet No. 57/25/30, 'Chassis Lubrication System', for the 25/30 HP Chassis Handbook No. XVII. | 22th Oct 1937 | Box 139 \ 3 scan0133 | |
| Updating chassis lubrication specifications for instruction books. | 28th Oct 1937 | Box 139 \ 3 scan0134 | |
| Modifying the instruction book for fitting chains on 6.50 x 17 tyres for the Bentley 'M' Series. | 12th Nov 1937 | Box 139 \ 3 scan0135 | |
| Recommending owners of Phantom III and 25/30.HP models be advised via a leaflet to order the Dunlop 'C' type tyre. | 22th Nov 1937 | Box 139 \ 3 scan0136 | |
| Recommendation to address cold starting difficulties in the Phantom III model by using specific winter oils. | 24th Nov 1937 | Box 139 \ 3 scan0137 | |
| Need to update the 25/30 HP instruction book regarding the type of anti-freeze mixture. | 1st Dec 1937 | Box 139 \ 3 scan0138 | |
| Confirming the manual alteration of books to correct the term to Di-Ethylene Glycol. | 2nd Dec 1937 | Box 139 \ 3 scan0139 | |
| Distributing Leaflet No.58/25/30 concerning 'Replacement Tyres' for the 25/30 HP chassis handbook. | 15th Dec 1937 | Box 139 \ 3 scan0140 | |
| The distribution and insertion of a 'Replacement Tyres' leaflet into Phantom III Handbooks. | 15th Dec 1937 | Box 139 \ 3 scan0141 | |
| Addition to the Phantom III Instruction Book regarding the use of front jacks. | 17th Dec 1937 | Box 139 \ 3 scan0142 | |
| Creating a leaflet for the Instruction Book on using Phantom III front jacks with a block of wood. | 21th Dec 1937 | Box 139 \ 3 scan0143 | |
| Arranging a photograph to demonstrate the use of front jacks on a Phantom III. | 23th Dec 1937 | Box 139 \ 3 scan0144 | |
| Proof leaflet for Phantom III Front Jacks to be issued to owners. | 22th Jan 1938 | Box 139 \ 3 scan0145 | |
| Instructional leaflet on how to jack up the front wheels for washing purposes. | 14th Feb 1938 | Box 139 \ 3 scan0146 | |
| Amendment slip for the 25/30 HP Chassis Handbook. | 14th Feb 1938 | Box 139 \ 3 scan0147 | |
| The distribution of Leaflet No. 22/B for the 4 1/4 litre Bentley Instruction Book No. V. | 14th Feb 1938 | Box 139 \ 3 scan0148 | |
| Distributing an amendment slip with the Paris address for the 4¼ litre Bentley Instruction Book No.V. | 14th Feb 1938 | Box 139 \ 3 scan0149 | |
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