| Description | Date | Identifier | |
| Estimated cost for new tools for the 'L' Series chassis production. | 25th Jan 1937 | Box 87 \ 5 scan0231 | |
| Request to test a short pendulum lever at Chateauroux for lower geared Bentley steering. | 25th Jan 1937 | Box 87 \ 5 scan0232 | |
| Proposing a material change for Bentley steering boxes to reduce production costs. | 1st Feb 1937 | Box 87 \ 5 scan0233 | |
| Cost implications of changing the material for Bentley steering boxes from Dixtampo to Malleable Iron. | 3rd Feb 1937 | Box 87 \ 5 scan0234 | |
| Using low carbon case hardened contacts for cross steering tubes and front axle controls to reduce wear. | 3rd Feb 1937 | Box 87 \ 5 scan0235 | |
| Arrangement to send a Marles Steering gear to Adamant Engineering Co. for a lower ratio cam and roller to be fitted. | 2nd Mar 1937 | Box 87 \ 5 scan0236 | |
| Dispatch of a Bentley steering column to The Adamant Engineering Co. for modification. | 2nd Mar 1937 | Box 87 \ 5 scan0237 | |
| Modification of Bentley steering to accommodate large tyres, specifying a Marles type gear. | 23th Mar 1937 | Box 87 \ 5 scan0238 | |
| Issues and solutions for steering control rattles on Bentley vehicles. | 9th Apr 1937 | Box 87 \ 5 scan0239 | |
| Failure of a Marles steering gear due to fractured balls in the roller follower. | 12th Apr 1937 | Box 87 \ 5 scan0240 | |
| Standardisation of a shorter steering pendulum lever (7.500' instead of 8.000'). | 10th May 1937 | Box 87 \ 5 scan0241 | |
| Cost estimate for new tooling related to the production of the 'L' series chassis. | 20th May 1937 | Box 87 \ 5 scan0242 | |
| Alarming steering behaviour and engine vibration on the 5-B-IV model. | 20th May 1937 | Box 87 \ 5 scan0243 | |
| Alarming steering characteristics and engine vibration issues on the 5-B-IV model. | 20th May 1937 | Box 87 \ 5 scan0244 | |
| Requesting a design modification for the Bentley steering gear due to issues with spanner clearance. | 7th Jun 1937 | Box 87 \ 5 scan0245 | |
| Proposal to modify the Bentley 11.A (Wraith) steering column bracket for improved accessibility for tightening. | 25th Oct 1937 | Box 87 \ 5 scan0246 | |
| Modifications to Bentley 11 engine controls for an improved steering gear as proposed for series 'M'. | 11th Nov 1937 | Box 87 \ 5 scan0247 | |
| Introduction of the Marles type steering column for the Bentley M.2 series. | 3rd Dec 1937 | Box 87 \ 5 scan0248 | |
| Confirming Bentley Steering Columns M.2 Series will be discussed at an upcoming C.S.C. meeting. | 6th Dec 1937 | Box 87 \ 5 scan0249 | |
| Confirming an arrangement for the Bentley 'M.R' Series steering columns following a meeting. | 8th Dec 1937 | Box 87 \ 5 scan0250 | |
| Blueprints for an alternative steering box for the Bentley II chassis and a material change for the initial M Series production. | 14th Jan 1938 | Box 87 \ 5 scan0251 | |
| The sale of a faulty old type Bentley steering wheel. | 5th Feb 1938 | Box 87 \ 5 scan0252 | |
| Follow-up on a proposed modification to the cross steering tube joints on the Bentley Chassis. | 14th Jun 1938 | Box 87 \ 5 scan0253 | |
| Inquiring about the reduction in complaints of Bentley steering control rattles after a modification. | 19th Jan 1939 | Box 87 \ 5 scan0254 | |
| Blueprints for fitting shear pins to the side steering tube on a Bentley chassis. | 13th Apr 1939 | Box 87 \ 5 scan0255 | |
| Requesting the production of 6 shear pins to test the maximum load on the 'M' Series Bentley Steering System. | 14th Apr 1939 | Box 87 \ 5 scan0256 | |
| Notice detailing a modification to the Phantom III steering shaft diameter. | 26th Apr 1939 | Box 87 \ 5 scan0257 | |
| Confirming a request for modifications to the steering gear on the 30.EX Dyno Chassis. | 3rd May 1939 | Box 87 \ 5 scan0258 | |
| Cracked steering rollers on Wraith & 'M' Series Bentley cars, urging immediate replacement to prevent accidents. | 5th May 1939 | Box 87 \ 5 scan0259 | |
| Results of steering load tests on a Bentley II. | 1st Jun 1939 | Box 87 \ 5 scan0260 | |
| Test report on shear pins of 850 lbs capacity and the resulting load on the steering gear. | 1st Jun 1939 | Box 87 \ 5 scan0261 | |
| Steering issues on chassis B.101-KU, discussing potential causes and remedies. | 14th Aug 1939 | Box 87 \ 5 scan0262 | |
| Forwarding a copy of a customer's letter which contains some of the first criticisms received for a car. | 7th Oct 1933 | Box 88 \ 1 scan0001 | |
| Letter providing feedback and criticism following a trial run of the new 3 1/2 litre car. | 4th Oct 1933 | Box 88 \ 1 scan0002 | |
| Page two of a letter from Ernest Kleinwort providing feedback on a car, comparing engine noise to an Essex and mentioning a Phantom II. | 12th Oct 1933 | Box 88 \ 1 scan0003 | |
| Response to Mr. Kleinwort's criticisms of the Bentley, covering the gearbox, carburation, and engine noise. | 12th Oct 1933 | Box 88 \ 1 scan0004 | |
| Internal memorandum regarding a customer's Bentley order and a reference to the Terraplane. | 13th Oct 1933 | Box 88 \ 1 scan0005 | |
| Request to arrange a trial run in a Bentley car for one of the owners, Mr. Thrige. | 23th Oct 1933 | Box 88 \ 1 scan0006 | |
| Enquiry for a 3½-litre Bentley and the current availability of chassis. | 26th Oct 1933 | Box 88 \ 1 scan0007 | |
| Letter to A.R. Pease of Leyland Motors Ltd. regarding the purchase of a new 3.5 litre Bentley car. | 26th Oct 1933 | Box 88 \ 1 scan0008 | |
| Arranging demonstration runs for two potential Bentley customers. | 30th Oct 1933 | Box 88 \ 1 scan0009 | |
| Letter from the Experimental Department arranging a test drive of a Bentley car. | 31th Oct 1933 | Box 88 \ 1 scan0010 | |
| Request to arrange a demonstration run of a 3 1/2-litre Bentley for a customer in Nottingham. | 1st Nov 1933 | Box 88 \ 1 scan0011 | |
| Identifying two prospective clients for a new car demonstration. | 1st Nov 1933 | Box 88 \ 1 scan0012 | |
| Letter to Miss M. Wright offering a trial run in an experimental Bentley car following her visit to a show. | 1st Nov 1933 | Box 88 \ 1 scan0013 | |
| Arranging car trial runs for applicants with specific individuals. | 2nd Nov 1933 | Box 88 \ 1 scan0014 | |
| Seeking confirmation on the inability to carry out a run for Mr. Holder in Nottingham. | 3rd Nov 1933 | Box 88 \ 1 scan0015 | |
| Customer's brake issue following an emergency stop and a theory about the front brakes operating first. | 2nd Nov 1933 | Box 88 \ 1 scan0016 | |
| Letter detailing an unfortunate experience with the brakes on a new Bentley, causing the car to spin. | 2nd Nov 1933 | Box 88 \ 1 scan0017 | |
| Explanation of vehicle behaviour under severe braking conditions, specifically regarding Bentley brakes. | 4th Nov 1933 | Box 88 \ 1 scan0018 | |
| Letter to Miss M. Wright confirming a rescheduled car trial appointment. | 6th Nov 1933 | Box 88 \ 1 scan0019 | |
| Car demonstrations for clients, including a request for an open car trial due to fumes in a saloon model. | 6th Nov 1933 | Box 88 \ 1 scan0020 | |
| Brief internal memo responding to a query about Bentley brakes, suggesting the issue is bad driving. | 7th Nov 1933 | Box 88 \ 1 scan0021 | |
| Customer complaint from Jack Barclay regarding ineffective brakes on a Bentley B-29-AE after washing. | 7th Nov 1933 | Box 88 \ 1 scan0022 | |
| Customer complaint from Jack Barclay about ineffective Bentley brakes after washing. | 7th Nov 1933 | Box 88 \ 1 scan0023 | |
| Brief internal memo confirming arrangements for a car for Mr. Young to save on expenses. | 8th Nov 1933 | Box 88 \ 1 scan0024 | |
| Ineffective Bentley brakes and ongoing experimental work. | 14th Nov 1933 | Box 88 \ 1 scan0025 | |
| Letter from Ford Motor Company thanking an employee for a test drive of a new Bentley. | 10th Nov 1933 | Box 88 \ 1 scan0026 | |
| Letter to Ford Motor Co. requesting feedback on a Bentley trial run. | 20th Nov 1933 | Box 88 \ 1 scan0027 | |
| Letter from the Ford Motor Company providing feedback on a trial run in a Bentley. | 22th Nov 1933 | Box 88 \ 1 scan0028 | |
| Letter from the Experimental Department to A.R. Smith of The Ford Motor Company regarding a Bentley. | 23th Nov 1933 | Box 88 \ 1 scan0029 | |
| Follow-up letter concerning a test drive in a 3.5-litre Bentley for Mr. Young. | 24th Nov 1933 | Box 88 \ 1 scan0030 | |
| Arranging a run for Mr. Young, noting the open car is unavailable until the following week. | 29th Nov 1933 | Box 88 \ 1 scan0031 | |
| Letter from the Experimental Department arranging a test drive in an open Bentley car. | 29th Nov 1933 | Box 88 \ 1 scan0032 | |
| Confirming arrangements for a car demonstration for a client, Mr. Weldon of Nottingham. | 29th Nov 1933 | Box 88 \ 1 scan0033 | |
| Confirming a trial run for Mr. L. Weldon of Nottingham. | 1st Dec 1933 | Box 88 \ 1 scan0034 | |
| Follow-up letter to Miss M. Wright regarding a run in a Bentley. | 1st Dec 1933 | Box 88 \ 1 scan0035 | |
| Cancelled car run for a potential customer, Miss M. Wright. | 2nd Dec 1933 | Box 88 \ 1 scan0036 | |
| Arrangements for car 65-MW, belonging to Lord Herbert Scott, to have its rear springs changed at Cricklewood. | 5th Dec 1933 | Box 88 \ 1 scan0037 | |
| Following up on a run arranged for S.P. Parr, asking about purchasing interest. | 13th Dec 1933 | Box 88 \ 1 scan0038 | |
| Letter to S.P. Parr, Esq. to arrange a trial run in an open-top Bentley. | 19th Dec 1933 | Box 88 \ 1 scan0039 | |
| A customer's trial run and a follow-up action. | 19th Dec 1933 | Box 88 \ 1 scan0040 | |
| Letter from C.H. Truman & Co. Ltd discussing a trial on the new Bentley. | 21th Dec 1933 | Box 88 \ 1 scan0041 | |
| Recommendation to update the first 15 Bentleys with a centrally mounted radiator and strengthened pistons. | 28th Dec 1933 | Box 88 \ 1 scan0042 | |
| Follow-up letter regarding arranging a Bentley demonstration run for Mr. Young of the National Publicity Service. | 8th Jan 1934 | Box 88 \ 1 scan0043 | |
| Customer's complaint about a noisy replacement gearbox in a Bentley B-17-AE trials car. | 11th Jan 1934 | Box 88 \ 1 scan0044 | |
| Performance review letter providing feedback on a Bentley Car B-17-AE after 1,000 miles of use. | 11th Jan 1934 | Box 88 \ 1 scan0045 | |
| Page 2 of a letter from A.H. Pass regarding a trial run on an open touring car. | 12th Jan 1934 | Box 88 \ 1 scan0046 | |
| Brakes and other criticisms of a Bentley Car B-17-AE. | 12th Jan 1934 | Box 88 \ 1 scan0047 | |
| Press opinions and potential design modifications for a Bentley model. | 23th Jan 1934 | Box 88 \ 1 scan0048 | |
| Letter providing feedback on the Bentley's design, focusing on its lack of space and price point compared to competitors. | 22th Jan 1934 | Box 88 \ 1 scan0049 | |
| Letter discussing competitor car performance, mentioning Lagonda and Bentley, and a potential radiator modification. | 24th Jan 1934 | Box 88 \ 1 scan0050 | |
| Customer complaints from Pass & Joyce about Bentley Car B-17-AE. | 24th Jan 1934 | Box 88 \ 1 scan0051 | |
| Response to criticisms regarding the Bentley B-17-AE, addressing issues with slow running, gearbox, starting, brakes, and headlamps. | 24th Jan 1934 | Box 88 \ 1 scan0052 | |
| Responding to issues with Jack Barclay's car, specifically clutch slipping and gear lever rattle. | 7th Feb 1934 | Box 88 \ 1 scan0053 | |
| Cover note attaching a copy of a letter from Mr. Longman of Dex Garages regarding their Bentley Demonstration Car. | 13th Feb 1934 | Box 88 \ 1 scan0054 | |
| Letter detailing a road test and first impressions of a new 3.5-litre Bentley model. | 12th Feb 1934 | Box 88 \ 1 scan0055 | |
| Page 2 of a letter praising the performance and features of the 3.5 litre Bentley. | 14th Feb 1934 | Box 88 \ 1 scan0056 | |
| Sg. to Hs. regarding an attached report on Mr. Follett's trial of a Bentley. | 14th Feb 1934 | Box 88 \ 1 scan0057 | |
| Feedback on a 3½-litre Bentley demonstration car, including criticisms of road holding and body accommodation. | 13th Feb 1934 | Box 88 \ 1 scan0058 | |
| Criticisms of the gear and brake lever positions and the vehicle's top speed. | 13th Mar 1934 | Box 88 \ 1 scan0059 | |
| Suggesting sending literature to a potential customer, Major C.A. Branston, after a successful Bentley test drive. | 13th Mar 1934 | Box 88 \ 1 scan0060 | |
| Typed memo enquiring about an outstanding arrangement with Monsieur Andre Dubonnet concerning his vehicle. | 16th Mar 1934 | Box 88 \ 1 scan0061 | |
| Lending a Bentley car to Mr. Minchin to secure a favourable impression. | 27th Mar 1934 | Box 88 \ 1 scan0062 | |
| Customer's letter of praise for a 3.5 litre Rolls-Royce Bentley. | 26th Mar 1934 | Box 88 \ 1 scan0063 | |
| Potential car exchange for Monsieur Dubonnet involving his present '25' and a Bentley. | 29th Mar 1934 | Box 88 \ 1 scan0064 | |
| Customer, Monsieur Dubonnet, receiving better terms from competitor Messrs. Rootes for a Bentley purchase. | 6th Apr 1934 | Box 88 \ 1 scan0065 | |
| From Sg. to Hs. regarding feedback on a Bentley lent to Major Kennedy. | 17th Apr 1934 | Box 88 \ 1 scan0066 | |
| Copy of a letter from Major D.H. Kennedy providing feedback on a test drive of a 3.5-litre Bentley. | 14th Apr 1934 | Box 88 \ 1 scan0067 | |
| Sharing Mr Railton's glowing feedback on a Bentley's speed and performance on the track. | 18th Apr 1934 | Box 88 \ 1 scan0068 | |
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