| Description | Date | Identifier | |
| Comparison of aerodynamic drag data from wind tunnel tests on Derby and French Streamline Bentley models. | 5th Nov 1937 | Box 161 \ 1 scan0189 | |
| Comparative wind tunnel test report on the aerodynamic drag of Rolls-Bentley and Van Vooren-Bentley bodies. | 5th Nov 1937 | Box 161 \ 1 scan0190 | |
| Requesting an alteration to a figure in a table about the wind resistance of American cars. | 19th Sep 1938 | Box 161 \ 1 scan0191 | |
| Letter to R.K. Pierson of Vickers (Aviation) Ltd. discussing wind tunnel tests on model cars and their limitations. | 22th Sep 1938 | Box 161 \ 1 scan0192 | |
| Findings from aerodynamic research, focusing on wind tunnel testing and calculated aerodynamic forms. | 22th Sep 1938 | Box 161 \ 1 scan0193 | |
| Methods for calculating rolling resistance and wind resistance for car performance. | 22th Sep 1938 | Box 161 \ 1 scan0194 | |
| Comparing car rolling resistance (K-value) with competitors and outlining future wind tunnel testing plans. | 22th Sep 1938 | Box 161 \ 1 scan0195 | |
| Comparative table of aerodynamic resistance data for various competitor cars. | 20th Sep 1938 | Box 161 \ 1 scan0196 | |
| Comparative chart of aerodynamic resistance data for various Rolls-Royce and Bentley car models. | 22th Sep 1938 | Box 161 \ 1 scan0197 | |
| Impracticality and limited market potential of the Paulin Bentley. | 27th Sep 1938 | Box 161 \ 1 scan0198 | |
| Correspondence regarding the confirmation of insurance for the Embiricos Streamline Car, Chassis No. B.27.LE. | 27th Sep 1938 | Box 161 \ 1 scan0199 | |
| Letter from André M. Embiricos confirming insurance details for a Bentley car. | 26th Sep 1938 | Box 161 \ 1 scan0200 | |
| Arrangements for keeping the Paulin Streamlined Bentley. | 27th Sep 1938 | Box 161 \ 1 scan0201 | |
| Telegram from Paris requesting a car be made available for Mr Robotham due to the political situation. | 28th Sep 1938 | Box 161 \ 1 scan0202 | |
| Telegram received by telephone confirming insurance for a Paulin Bentley. | 27th Sep 1938 | Box 161 \ 1 scan0203 | |
| Letter regarding a change of plans for the disposal of the Embiricos Bentley (Chassis B-23-LE) due to the political situation. | 28th Sep 1938 | Box 161 \ 1 scan0204 | |
| Typed communication about the transport arrangements for the Embiricos car. | 28th Sep 1938 | Box 161 \ 1 scan0205 | |
| Typed message arranging for Mr Paulin's Bentley to be met at Boulogne-Maritime. | 29th Sep 1938 | Box 161 \ 1 scan0206 | |
| Telegram from Sleator to Robotham concerning the Embiricos streamline car. | 29th Sep 1938 | Box 161 \ 1 scan0207 | |
| Advising not to send the Paulin Bentley back to Derby. | 29th Sep 1938 | Box 161 \ 1 scan0208 | |
| Telegram authorizing the retention of the Embiricos Streamline car for an additional eight to ten days. | 29th Sep 1938 | Box 161 \ 1 scan0209 | |
| Telegram received by telephone regarding the return of a Paulin Bentley. | 29th Sep 1938 | Box 161 \ 1 scan0210 | |
| Telegram from Paris regarding insurance for a Paulin Bentley. | 27th Sep 1938 | Box 161 \ 1 scan0211 | |
| Performance and lessons learned from the Paulin Bentley. | 29th Sep 1938 | Box 161 \ 1 scan0212 | |
| Dispatch of the 'Embiricos' car, recommendations for heat reduction, and various opinions on the vehicle. | 29th Sep 1938 | Box 161 \ 1 scan0213 | |
| Telegram message concerning Paulin Bentley's return to Derby and instructing to wire Robotham. | 29th Sep 1938 | Box 161 \ 1 scan0214 | |
| Confirming the decision not to return Chassis B-27-LE Embiricos to Derby. | 30th Sep 1938 | Box 161 \ 1 scan0215 | |
| Letter from The Royal Automobile Club regarding an account for the export of a Bentley motor car on behalf of Mr. A. Embiricos. | 30th Sep 1938 | Box 161 \ 1 scan0216 | |
| Performance, sales potential, and necessary modifications for the Paulin Bentley. | 29th Sep 1938 | Box 161 \ 1 scan0217 | |
| Formulae for air and rolling resistance, comparing metric and English units. | 1st Oct 1938 | Box 161 \ 1 scan0218 | |
| Page detailing the methodology for calculating air drag from dynamometer horsepower figures and test results. | 10th Sep 1938 | Box 161 \ 1 scan0219 | |
| Extract detailing French and English formulas for calculating vehicle air resistance and rolling resistance. | 10th Sep 1938 | Box 161 \ 1 scan0220 | |
| Comparison of English and French formulas for calculating vehicle rolling resistance and dynamics. | 10th Sep 1938 | Box 161 \ 1 scan0221 | |
| Instructions detailing the pre-conditions required before conducting a vehicle test. | 10th Sep 1938 | Box 161 \ 1 scan0222 | |
| Graph of rolling resistance against speed for various tyre pressures. | 3rd Oct 1938 | Box 161 \ 1 scan0223 | |
| Letter from a coachbuilder discussing design considerations and drawbacks of a French Streamline Body. | 3rd Oct 1938 | Box 161 \ 1 scan0224 | |
| Letter from Park Ward & Co. Ltd. requesting figures and drawings concerning the effect of increased frontal area on speed. | 3rd Oct 1938 | Box 161 \ 1 scan0225 | |
| Letter to Park Ward & Co. discussing the aerodynamic effects of modifying a streamline car's height and body. | 4th Oct 1938 | Box 161 \ 1 scan0226 | |
| Letter to W.A. Robotham discussing a detailed file on a streamlined car from a Mr Paulin. | 5th Oct 1938 | Box 161 \ 1 scan0227 | |
| Investigation report into the causes of and solutions for overheating in the Paulin Streamline car's interior. | 11th Oct 1938 | Box 161 \ 1 scan0228 | |
| List of recommended modifications regarding vehicle insulation, ventilation, and a note on a thermostat replacement. | 11th Oct 1938 | Box 161 \ 1 scan0229 | |
| Test drive report on a Paulin Bentley, detailing its performance, handling issues, and body observations. | 19th Oct 1938 | Box 161 \ 1 scan0230 | |
| Telegram regarding Embiricos refusing an engine repair estimate, claiming no fault of the drivers. | 25th Oct 1938 | Box 161 \ 1 scan0231 | |
| Letter to designer Georges Paulin outlining design decisions for the Air Flow Bentley. | 28th Oct 1938 | Box 161 \ 1 scan0232 | |
| Design specifications for the Bentley 5 and 5D models, covering the front-end, coachwork options, and aerodynamic performance targets. | 28th Oct 1938 | Box 161 \ 1 scan0233 | |
| Letter discussing the creation of scale models for wind tunnel testing and the secrecy of Bentley designs. | 28th Oct 1938 | Box 161 \ 1 scan0234 | |
| Summary of designs for the Bentley 5 and Bentley 50 models. | 1st Nov 1938 | Box 161 \ 1 scan0235 | |
| Refusal to build a duplicate 'Paulin Streamline Bentley' body due to safety concerns. | 1st Nov 1938 | Box 161 \ 1 scan0236 | |
| Private letter regarding ensuring privacy and the character of a Mr. Paulin. | 2nd Nov 1938 | Box 161 \ 1 scan0237 | |
| Technical aspects, including visibility and braking, of the Paulin Streamline Bentley. | 3rd Nov 1938 | Box 161 \ 1 scan0238 | |
| Request for photographs of a Vanvooren Bentley interior to reproduce the design for an experimental car by Park Ward. | 7th Nov 1938 | Box 161 \ 1 scan0239 | |
| Request for scale drawings and hinge particulars for a Vanvooren Pillarless Saloon body to fit a Bentley III chassis. | 7th Nov 1938 | Box 161 \ 1 scan0240 | |
| Letter from coachbuilders Park Ward & Co Ltd to Bentley Motors (1931) Ltd. acknowledging receipt of particulars for the Paulin Bentley. | 7th Nov 1938 | Box 161 \ 1 scan0241 | |
| Customer-requested alterations to a Paulin Streamline Bentley chassis concerning visibility and braking. | 10th Nov 1938 | Box 161 \ 1 scan0242 | |
| French letter to Georges Paulin requesting progress updates on car design studies. | 28th Nov 1938 | Box 161 \ 1 scan0243 | |
| Explaining different formulas used for calculating car wind resistance coefficients. | 1st Dec 1938 | Box 161 \ 1 scan0244 | |
| Comparison of rolling resistance formulas and dynamometer test results for determining horsepower. | 1st Dec 1938 | Box 161 \ 1 scan0245 | |
| Comparative table of performance data for various motor cars. | 1st Nov 1938 | Box 161 \ 1 scan0246 | |
| Windage tests conducted on a Bentley II car using deceleration methods. | 1st Nov 1938 | Box 161 \ 1 scan0247 | |
| Table of results showing rolling resistance at various speed drops. | 1st Dec 1938 | Box 161 \ 1 scan0248 | |
| Typed memorandum concluding that the Andreau formula for rolling resistance is valid up to 80 M.P.H. | 1st Dec 1938 | Box 161 \ 1 scan0249 | |
| Forwarding a specimen of 'La Carrosserie' featuring a Paulin patented body. | 1st Dec 1938 | Box 161 \ 1 scan0250 | |
| Letter from Monsieur Paulin to Mr. Bailey discussing various car body and frontal appearance designs. | 12th Dec 1938 | Box 161 \ 1 scan0251 | |
| Page two of a letter from G. Paulin to Mr. Bailey concerning a delay with a model front. | 22th Dec 1938 | Box 161 \ 1 scan0252 | |
| Performance estimations calculating the effect of increased horsepower, or reduced frontal area and weight, on maximum speed. | 22th Dec 1938 | Box 161 \ 1 scan0253 | |
| Proposals for achieving 120 mph in a Paulin Bentley and for a 24-hour publicity run at Montlhery. | 1st Dec 1938 | Box 161 \ 1 scan0254 | |
| Conference report on chassis cost, focusing on front suspension and comparing figures for Wraith and Bentley V models. | 4th Jul 1939 | Box 161a \ 1 scan0001 | |
| The costs and savings of different rear axle types, comparing semi-floating and fully-floating designs. | 4th Jul 1939 | Box 161a \ 1 scan0002 | |
| Notes from a conference held on July 10th, 1939, to discuss chassis costs and production issues with the B.V. model. | 11th Jul 1939 | Box 161a \ 1 scan0003 | |
| Minutes from a chassis conference discussing the status of various new chassis models. | 12th Jul 1939 | Box 161a \ 1 scan0004 | |
| Status report on various Bentley cars undergoing testing and modification. | 12th Jul 1939 | Box 161a \ 1 scan0005 | |
| Test report on various car chassis, detailing development status and component trials. | 12th Jul 1939 | Box 161a \ 1 scan0006 | |
| Test requirements for car 3.B.50, a summary of jobs to be done, and an update on Bentley 80 engine units. | 12th Jul 1939 | Box 161a \ 1 scan0007 | |
| List of engine components and production updates for various engine units. | 12th Jul 1939 | Box 161a \ 1 scan0008 | |
| Progress report on the 8 Cylinder High Power Alum Engine and B.60 Cast Iron Units. | 12th Jul 1939 | Box 161a \ 1 scan0009 | |
| Specifications and part lists for B.60 Cast Iron and Bentley V engine units, including conversions. | 12th Jul 1939 | Box 161a \ 1 scan0010 | |
| Status report on Wraith III and Wraith Ripple engine units, detailing testing, development, and component specifications. | 12th Jul 1939 | Box 161a \ 1 scan0011 | |
| Status report on various engine components including cylinder units, gearboxes, induction systems, and crankshaft dampers. | 12th Jul 1939 | Box 161a \ 1 scan0012 | |
| B.60 and B.80 Induction Systems and Phantom III strengthened tappets. | 12th Jul 1939 | Box 161a \ 1 scan0013 | |
| Minutes from a chassis conference discussing the status and specifications of new models. | 19th Jul 1939 | Box 161a \ 1 scan0014 | |
| Status report on various Bentley cars undergoing testing, detailing their configurations, modifications, and supply issues. | 19th Jul 1939 | Box 161a \ 1 scan0015 | |
| Test report on various car models, detailing development progress, modifications, and future work. | 19th Jul 1939 | Box 161a \ 1 scan0016 | |
| Progress report on B.50 units and Bentley 80 engine units, with a summary of required jobs. | 19th Jul 1939 | Box 161a \ 1 scan0017 | |
| List of parts and specifications for various engine units. | 19th Jul 1939 | Box 161a \ 1 scan0018 | |
| Technical report detailing specifications and modifications for various engine units and their components. | 19th Jul 1939 | Box 161a \ 1 scan0019 | |
| Component specifications and updates for various engine units, including Cast Iron and Bentley V models. | 19th Jul 1939 | Box 161a \ 1 scan0020 | |
| Status report on Bentley V, Wraith III, and Wraith Ripple units, detailing chassis fittings, testing, and component specifications. | 19th Jul 1939 | Box 161a \ 1 scan0021 | |
| Progress report detailing the status of various engineering components, trials, and instructions. | 19th Jul 1939 | Box 161a \ 1 scan0022 | |
| Progress report on various vehicle components and their current status. | 19th Jul 1939 | Box 161a \ 1 scan0023 | |
| Minutes from a chassis conference discussing Bentley V part lists, inter-departmental procedures, and gearbox rattle issues. | 18th Jul 1939 | Box 161a \ 1 scan0024 | |
| Meeting minutes discussing gearbox rattle, production costs, and 8-cylinder engine modifications. | 18th Jul 1939 | Box 161a \ 1 scan0025 | |
| Meeting notes regarding an 8-cylinder engine, chassis production for a show including Bentley V and Corniche models, and 'Ripple' material costs. | 18th Jul 1939 | Box 161a \ 1 scan0026 | |
| Minutes of a chassis conference held in the board room discussing material delays and print store processes. | 24th Jul 1939 | Box 161a \ 1 scan0027 | |
| Meeting notes discussing production costs for the Gear Box, Bentley V, and Silver Ripple models. | 25th Jul 1939 | Box 161a \ 1 scan0028 | |
| Report discussing body costs, C.I. engine selection for the Silver Ripple, production timelines, and starter motor pricing. | 25th Jul 1939 | Box 161a \ 1 scan0029 | |
| The cost, testing, and quotations for starter motors from Lucas and a new cast iron design. | 25th Jul 1939 | Box 161a \ 1 scan0030 | |
| Minutes of a chassis conference discussing Bentley V, Avon Tyres, Silver Ripple, and Wraith production. | 24th Aug 1939 | Box 161a \ 1 scan0031 | |
| Meeting notes discussing the Bentley V production of chassis and delays due to tool shortages. | 24th Aug 1939 | Box 161a \ 1 scan0032 | |
| Minutes from a Chassis Conference detailing the status and specifications for various new chassis models. | 28th Aug 1939 | Box 161a \ 1 scan0033 | |
| Test report detailing the status and configuration of several Bentley cars undergoing development and trials. | 28th Aug 1939 | Box 161a \ 1 scan0034 | |
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