| Description | Date | Identifier | |
| The 20 HP petrol filler cap's locking mechanism, comparing it to the Phantom's. | 1st Nov 1928 | Box 68 \ 1 scan0290 | |
| Incorrectly installed K-S petrol gauge and offering to perform a test. | 12th Dec 1928 | Box 68 \ 1 scan0291 | |
| Instructions for fitting K-S petrol gauges to avoid unsatisfactory operation. | 1st Sep 1928 | Box 68 \ 1 scan0292 | |
| Instructions and best practices for operating the Hobson petrol gauge. | 15th Jan 1929 | Box 68 \ 1 scan0293 | |
| Previously rejected petrol tank design matter being submitted to the Design Department. | 1st Jan 1929 | Box 68 \ 1 scan0294 | |
| Decision not to alter the clutch and brake pedals for the 'V' series. | 12th Dec 1924 | Box 68 \ 1 scan0295 | |
| Seeking clarification on clutch and brake pedal specifications for 'V' and 'W' series vehicles. | 29th Dec 1924 | Box 68 \ 1 scan0296 | |
| Clutch and brake pedal pressures for 'V' and 'W' series vehicles. | 30th Dec 1924 | Box 68 \ 1 scan0297 | |
| Secret memo discussing the clutch pedal pressure for 'V' Series cars. | 13th Jan 1925 | Box 68 \ 1 scan0298 | |
| Complaint about 'V' Series accelerator control wear and proposing modifications. | 3rd Apr 1925 | Box 68 \ 1 scan0299 | |
| Relative movement and pedal travel of the EAC and 40/50 HP accelerator pedals. | 1st Apr 1925 | Box 68 \ 1 scan0300 | |
| Accelerator movements and suggesting alterations to the 'EAC' controls. | 1st Apr 1925 | Box 68 \ 1 scan0301 | |
| Blueprint detailing the mechanics and calculations for an E.A.C. accelerator pedal movement. | 21th Apr 1925 | Box 68 \ 1 scan0302 | |
| Blueprint showing the design and calculations for the 40/50 model accelerator pedal linkage. | 21th Apr 1925 | Box 68 \ 1 scan0303 | |
| Modifications to the 'V' Series accelerator pedal control to reduce pedal movement. | 24th Jun 1925 | Box 68 \ 1 scan0304 | |
| Motion and design of the 'V' series accelerator pedal. | 3rd Jul 1925 | Box 68 \ 1 scan0305 | |
| New design for the Phantom accelerator pedal and related complaints. | 31th Aug 1925 | Box 68 \ 1 scan0306 | |
| Testing and proposed redesigns of the accelerator pedal for the 'New Phantom' model. | 25th Sep 1925 | Box 68 \ 1 scan0307 | |
| Design and trial of the 'D' Steering and Accelerator Pedal for the New Phantom. | 26th Sep 1925 | Box 68 \ 1 scan0308 | |
| Confirming the use of a new accelerator pedal with less travel for the 'Y' Series. | 20th Oct 1925 | Box 68 \ 1 scan0309 | |
| Various proposed positions for the accelerator pedal on 'W' Series vehicles. | 5th Nov 1925 | Box 68 \ 1 scan0310 | |
| New accelerator pedal design for the New Phantom, referencing earlier models and suggesting improvements. | 18th Nov 1925 | Box 68 \ 1 scan0311 | |
| Requesting physical testing of new Phantom accelerator pedals as drawings are insufficient for evaluation. | 25th Nov 1925 | Box 68 \ 1 scan0312 | |
| Internal memorandum regarding a proposal for a new Phantom accelerator pedal. | 23th Nov 1925 | Box 68 \ 1 scan0313 | |
| Proposal to fit a rubber upward stop to the accelerator pedal. | 10th Feb 1926 | Box 68 \ 1 scan0314 | |
| Request to see a car fitted with new 'B', 'C', and 'D' type Phantom accelerator pedals for final approval. | 13th Feb 1926 | Box 68 \ 1 scan0315 | |
| Instructing that new clutch pedal leverage with stiffer shafts and levers has been ordered for all cars. | 28th Feb 1925 | Box 68 \ 1 scan0316 | |
| Standardisation of chassis parts concerning the modified position of accelerator pedals for 'B', 'C' & 'D' steering. | 19th Feb 1926 | Box 68 \ 1 scan0317 | |
| Diagnosing the cause of a sticking accelerator pedal on car 11-EX, which was a tight exhaust butterfly valve. | 2nd Sep 1926 | Box 68 \ 1 scan0318 | |
| With a handwritten note concerning the comfort of operating pedals. | 8th Feb 1927 | Box 68 \ 1 scan0319 | |
| The comfort of operating pedals. | 7th Feb 1927 | Box 68 \ 1 scan0320 | |
| Suggestion for a footrest for the accelerator pedal to improve control on poor road surfaces. | 29th Dec 1926 | Box 68 \ 1 scan0321 | |
| Short memo confirming the fitting of part 78-SC to a shortened 'D' column. | 4th Jul 1927 | Box 68 \ 1 scan0322 | |
| Request to the Pattern Shop to create blocks and a board for the pedals of chassis 78-SC. | 14th Jul 1927 | Box 68 \ 1 scan0323 | |
| Noting that suggested pedal modifications for car number 78-SG have not been completed. | 8th Aug 1927 | Box 68 \ 1 scan0324 | |
| Parts for car no. 78-SC that were not sent from the Works and a note on the function of a pedal plate. | 8th Aug 1927 | Box 68 \ 1 scan0325 | |
| Driver feedback on the difficulty of reaching the clutch pedal and a suggested modification. | 16th Aug 1927 | Box 68 \ 1 scan0326 | |
| Driver ergonomics, specifically pedal and seat positioning to accommodate drivers of different heights. | 1st Sep 1927 | Box 68 \ 1 scan0327 | |
| The features to be fitted to the first car of the Sports series EAC.14. | 13th Oct 1927 | Box 68 \ 1 scan0328 | |
| Chassis modifications for the Sports Phantom, including changes to the dash, radiator, and bonnet. | 20th Oct 1927 | Box 68 \ 1 scan0329 | |
| Modifications to the petrol tank, friction shock damper, and exhaust pipe. | 29th Oct 1927 | Box 68 \ 1 scan0330 | |
| Modifications to clutch couplings and associated parts for the 'V' and 'W' series. | 13th Jan 1925 | Box 68 \ 1 scan0331 | |
| List of questions seeking further particulars regarding the EAC Clutch. | 16th Jan 1925 | Box 68 \ 1 scan0332 | |
| Difficulties with clutch clearance and a comparison of the EAC 'V' Series, 20 HP, and Hispano clutches. | 25th Sep 1924 | Box 68 \ 1 scan0333 | |
| Comparative table of clutch and pedal movement details for Hispano, E.A.C., and 20 HP models. | 6th Feb 1925 | Box 68 \ 1 scan0334 | |
| The results of tests conducted on 'B' type pedals. | 25th Sep 1924 | Box 68 \ 1 scan0335 | |
| Page with data tables and a diagram illustrating clutch pedal movement, plate movement, and pedal deflection. | 25th Sep 1924 | Box 68 \ 1 scan0336 | |
| The deflection of pedal components and shafts. | 25th Sep 1924 | Box 68 \ 1 scan0337 | |
| The deflections of a clutch operating shaft and associated levers under various applied loads, including a data table. | 25th Sep 1924 | Box 68 \ 1 scan0338 | |
| Analyzing pedal deflection and lost movement in a clutch operating system, including a diagram. | 25th Sep 1924 | Box 68 \ 1 scan0339 | |
| The deflection and twisting of a lever and shaft assembly. | 25th Sep 1924 | Box 68 \ 1 scan0340 | |
| Unsatisfactory exhaust noise and proposed modifications to the silencer and cutout. | 23th Oct 1924 | Box 68 \ 1 scan0341 | |
| Drawings and design modifications for a 'V' Series rear exhaust silencer and cut-out. | 7th Jan 1925 | Box 68 \ 1 scan0342 | |
| Failure of torsion springs on an exhaust silencer cutout and a proposed modification. | 17th Mar 1925 | Box 68 \ 1 scan0343 | |
| Issues with leaky exhaust cutout valves on the New Phantom. | 16th Oct 1925 | Box 68 \ 1 scan0344 | |
| Design scheme for a New Phantom exhaust cutout. | 19th Oct 1925 | Box 68 \ 1 scan0345 | |
| Issue of the 'Phantom' exhaust cut-out burning the leather cover on the rear brake adjustment and proposing potential solutions. | 28th Oct 1925 | Box 68 \ 1 scan0346 | |
| Standardisation of chassis parts for the cutout operating mechanism. | 10th Dec 1925 | Box 68 \ 1 scan0347 | |
| Sticking Phantom Cutout valve, proposing design modifications and material changes to prevent jamming. | 15th Mar 1926 | Box 68 \ 1 scan0348 | |
| Feedback on instruments, instrument boards, and petrol gauges for Phantom and India models. | 16th Mar 1926 | Box 68 \ 1 scan0349 | |
| Simplification of the cutout control on the Phantom chassis. | 29th Jun 1926 | Box 68 \ 1 scan0350 | |
| Enclosure of a new schedule for bronze bushes to be used in the cast iron cutout nozzle for the Phantom exhaust. | 16th Jul 1926 | Box 68 \ 1 scan0351 | |
| Investigation and proposed modifications to the exhaust cutout system for the Phantom model. | 13th Jan 1927 | Box 68 \ 1 scan0352 | |
| Design modification to the Phantom exhaust cutout system. | 15th Jan 1927 | Box 68 \ 1 scan0353 | |
| Phantom exhaust cut-out and an improved silencer operating scheme. | 17th Jan 1927 | Box 68 \ 1 scan0354 | |
| The standardization and modification of the Phantom exhaust cutout. | 17th Jan 1927 | Box 68 \ 1 scan0355 | |
| Damage to the new tubular rod cut out control on the New Phantom chassis by coachbuilders. | 27th Jan 1927 | Box 68 \ 1 scan0356 | |
| Control for the exhaust cutout and suggesting its rod be removed during coachbuilding to prevent damage. | 28th Jan 1927 | Box 68 \ 1 scan0357 | |
| The control for the exhaust cut-out and securing the control rods during chassis transit. | 1st Feb 1927 | Box 68 \ 1 scan0358 | |
| Procedures for the exhaust cutout control after chassis testing and inspection. | 2nd Feb 1927 | Box 68 \ 1 scan0359 | |
| Continued memo discussing the satisfactory method of attaching rods to the chassis. | 1st Jan 1927 | Box 68 \ 1 scan0360 | |
| Delivery policy of 40/50 HP chassis with detached exhaust cutout rods to coachbuilders. | 1st Jan 1927 | Box 68 \ 1 scan0361 | |
| Advising against delivering a chassis with detached rods, but deferring to the Sales department's instructions. | 1st Jan 1926 | Box 68 \ 1 scan0362 | |
| Policy for delivering chassis with connected or disconnected exhaust cut-out control rods. | 7th Feb 1927 | Box 68 \ 1 scan0363 | |
| Standardisation of the exhaust cutout and controls to simplify the design and prevent rattling. | 23th Dec 1926 | Box 68 \ 1 scan0364 | |
| Costs and implementation for the standardization of chassis parts. | 23th Dec 1926 | Box 68 \ 1 scan0365 | |
| Secret memorandum discussing the creation of a mock-up bonnet, radiator, and dash for an existing car. | 19th Aug 1924 | Box 68 \ 2 scan0001 | |
| Increasing the height of the EAC.2 radiator matrix, bonnet, and dash. | 29th Aug 1924 | Box 68 \ 2 scan0002 | |
| The dispatch of drawings for radiator and radiator shutters. | 4th Sep 1924 | Box 68 \ 2 scan0003 | |
| Dimension sketch for a dashboard contour and the arrangement of the bonnet, dash, and various controls. | 15th Sep 1924 | Box 68 \ 2 scan0004 | |
| Secret memo detailing modifications to the dashboard arrangement, including resizing and repositioning of various controls. | 17th Sep 1924 | Box 68 \ 2 scan0005 | |
| Secret memorandum discussing the fitting of a body to a chassis, dashboard modifications, and pyroxylin enamel painting. | 16th Dec 1924 | Box 68 \ 2 scan0006 | |
| Secret memo discussing a proposal for a stepped or recessed dash and its design implications. | 1st Jul 1925 | Box 68 \ 2 scan0007 | |
| Secret memo regarding the design and implementation of scuttle isolation for the 'V' series cars. | 30th Mar 1925 | Box 68 \ 2 scan0008 | |
| Secret internal memo discussing the standardisation of scuttle isolation for 'V' series cars. | 4th Apr 1925 | Box 68 \ 2 scan0009 | |
| Query about the necessity of a Spinney ventilator on the 'New Phantom' chassis and a request for recommendations. | 18th May 1925 | Box 68 \ 2 scan0010 | |
| Scuttle ventilation on 40/50 cars, referencing the 'V' series and Spinney type ventilators. | 19th May 1925 | Box 68 \ 2 scan0011 | |
| Clarifying a misunderstanding regarding the design and approval of the 'W' series radiator and bonnet. | 15th Jul 1925 | Box 68 \ 2 scan0012 | |
| Outlining the benefits of introducing a stepped dashboard for the Phantom & Goshawk models. | 13th Oct 1925 | Box 68 \ 2 scan0013 | |
| Proposed modifications for the New Phantom chassis and their objectives. | 15th Oct 1925 | Box 68 \ 2 scan0014 | |
| Complaints of squeaks, rattles and leaks relating to the floorboards of chassis 8 EX. | 23th Oct 1925 | Box 68 \ 2 scan0015 | |
| Issues with floorboards, hot air ingress, and water leaks on Chassis 8-EX. | 29th Oct 1925 | Box 68 \ 2 scan0016 | |
| Incorrect fitting of floorboards on chassis 8EX and providing rectification instructions. | 30th Oct 1925 | Box 68 \ 2 scan0017 | |
| Modifications to a gearbox cover to resolve an issue with the India footboards. | 18th Nov 1925 | Box 68 \ 2 scan0018 | |
| Design, testing, and standardization of a stiffening bracket for the 40/50 HP dashboard. | 27th Mar 1926 | Box 68 \ 2 scan0019 | |
| Design of a stiffening bracket for the 40/50 steering system. | 31th Mar 1926 | Box 68 \ 2 scan0020 | |
| Proposed dashboard stiffener for the New Phantom steering gear to improve rigidity and steady the steering column. | 1st Apr 1926 | Box 68 \ 2 scan0021 | |
| Standardisation sheet regarding the increase of the Scuttle Isoltation Gap. | 9th Apr 1926 | Box 68 \ 2 scan0022 | |
| Width of the scuttle isolation gap and seeking signatures due to potential controversy over its appearance. | 14th Apr 1926 | Box 68 \ 2 scan0023 | |
| Scheme for stiffening 'jellying scuttles' on Phantom and other specific models. | 15th Jul 1926 | Box 68 \ 2 scan0024 | |
| | | | |
