| Description | Date | Identifier | |
| The effects of wind on an unfastened bonnet at speed. | 19th Nov 1935 | Box 96 \ 3 scan0019 | |
| Update on the progress and issues with experimental cars 33-EX, 34-EX, and 35-EX. | 25th Nov 1935 | Box 96 \ 3 scan0020 | |
| Part removed from self-adjusting tappets during the 34 EX Phantom III trials. | 2nd Dec 1935 | Box 96 \ 3 scan0021 | |
| Request regarding the replacement of experimental model 34-EX with a standard Phantom III model. | 2nd Dec 1935 | Box 96 \ 3 scan0022 | |
| Brief typed memo regarding the availability of a trials car for testing. | 6th Dec 1935 | Box 96 \ 3 scan0023 | |
| Oil consumption figures for the 34-EX car. | 16th Dec 1935 | Box 96 \ 3 scan0024 | |
| Delayed car return from London due to fearful road conditions and the future availability of a green car. | 19th Dec 1935 | Box 96 \ 3 scan0025 | |
| Test findings for experimental cars 34-EX and 35-EX, noting performance issues and improvements. | 30th Dec 1935 | Box 96 \ 3 scan0026 | |
| Car's performance regarding its clutch, steering, gearing, and engine pinking. | 30th Dec 1935 | Box 96 \ 3 scan0027 | |
| Car starting issues, body insulation, and preparation for a tyre noise demonstration. | 31th Dec 1935 | Box 96 \ 3 scan0028 | |
| Issues and planned work on cars 36-EX and 34-EX. | 31th Dec 1935 | Box 96 \ 3 scan0029 | |
| Ruling on the necessity of fitting a louvred bonnet to a Continental Trials Car, chassis number 3-AZ-20. | 1st Jan 1936 | Box 96 \ 3 scan0030 | |
| Scheduling and logistics for experimental cars 33-EX, 34-EX, and 35-EX. | 1st Jan 1936 | Box 96 \ 3 scan0031 | |
| The use and availability of specific test cars. | 1st Jan 1936 | Box 96 \ 3 scan0032 | |
| The soft springing of demonstration car 34-EX. | 2nd Jan 1936 | Box 96 \ 3 scan0033 | |
| Confirming the arrangement to fit a louvred bonnet to a Phantom III trials car for Continental conditions. | 2nd Jan 1936 | Box 96 \ 3 scan0034 | |
| Instructions for modifications and inspections on car 30-EX, including fitting bushes, checking clutch slack and pinion taper. | 4th Jan 1936 | Box 96 \ 3 scan0035 | |
| Confirming arrangements for testing the Phantom III Trials Car 35-EX at the De Havilland Aeroplane Club. | 10th Jan 1936 | Box 96 \ 3 scan0036 | |
| Road test report on car 34-EX evaluating noise levels after modifications, particularly tyre, exhaust, and transmission noise. | 10th Jan 1936 | Box 96 \ 3 scan0037 | |
| Petrol consumption of chassis 35-EX and an inspection of the steering box. | 10th Jan 1936 | Box 96 \ 3 scan0038 | |
| Petrol consumption of 35-EX. | 13th Jan 1936 | Box 96 \ 3 scan0039 | |
| Vehicle performance report after 11,000 miles, detailing various mechanical and bodywork issues. | 13th Jan 1936 | Box 96 \ 3 scan0040 | |
| Car's performance and condition after a 10,000-mile test run. | 13th Jan 1936 | Box 96 \ 3 scan0041 | |
| Issues with the brakes and coachwork. | 13th Jan 1936 | Box 96 \ 3 scan0042 | |
| Test drive report on experimental car 35-EX (a P.III), comparing it unfavourably with a Cadillac V.8 and highlighting issues with engine detonation, obtrusiveness, poor fuel consumption, and roughness | 13th Jan 1936 | Box 96 \ 3 scan0043 | |
| Internal water leak on the Red car 33-EX (Phantom III) which has forced the dismantling of the power unit and cancellation of an appointment. | 15th Jan 1936 | Box 96 \ 3 scan0044 | |
| Disappointing trial results for rubber insertions to reduce tyre noise on car 34-EX. | 16th Jan 1936 | Box 96 \ 3 scan0045 | |
| Follow-up memo requesting views on the springing of car 34-EX. | 17th Jan 1936 | Box 96 \ 3 scan0046 | |
| Investigating a rear squeak and sticking brake mechanism on a Phantom III Trials Car, chassis 35-EX. | 17th Jan 1936 | Box 96 \ 3 scan0047 | |
| Collection of adverse criticisms and feedback regarding the Phantom III (35-EX) model. | 18th Jan 1936 | Box 96 \ 3 scan0048 | |
| Performance criticisms and planned modifications for a 12-cylinder vehicle. | 18th Jan 1936 | Box 96 \ 3 scan0049 | |
| Front suspension ride quality of the Phantom III experimental cars. | 20th Jan 1936 | Box 96 \ 3 scan0050 | |
| London trial for two Phantom III experimental cars, 33-EX and 34-EX, comparing noise reduction measures. | 21th Jan 1936 | Box 96 \ 3 scan0051 | |
| Investigation report on brake seizure and other issues on a Phantom III, chassis 35-EX. | 22th Jan 1936 | Box 96 \ 3 scan0052 | |
| Correspondence regarding the release and dispatch of a Phantom III dummy chassis to Hooper's Works. | 27th Jan 1936 | Box 96 \ 3 scan0053 | |
| Request for an estimated return date of the experimental Phantom III car, 34-EX, for demonstration purposes. | 24th Jan 1936 | Box 96 \ 3 scan0054 | |
| Road test report on car 33-EX, detailing engine noise, vibration, and clutch performance. | 27th Jan 1936 | Box 96 \ 3 scan0055 | |
| Test drive report memo on car 33-EX, detailing its performance, stability, and issues with engine and exhaust noise. | 27th Jan 1936 | Box 96 \ 3 scan0056 | |
| Technical memorandum discussing vehicle silence, clutch performance, and a significant issue with the brakes pulling to the right. | 27th Jan 1936 | Box 96 \ 3 scan0057 | |
| Decision and timeline for bringing car 34-EX up to date. | 30th Jan 1936 | Box 96 \ 3 scan0058 | |
| Follow-up request for a reply regarding a previous communication about Phantom III Trials Cars. | 31th Jan 1936 | Box 96 \ 3 scan0059 | |
| Secret memo regarding an information leak about the Experimental 20/25 (Big Bore) chassis. | 31th Jan 1936 | Box 96 \ 3 scan0060 | |
| Note confirming arrangements to borrow car 33-EX for a run involving Sir John Leigh and Prince George. | 7th Feb 1936 | Box 96 \ 3 scan0061 | |
| Follow-up memo requesting a reply concerning Phantom III Demonstration Cars. | 24th Feb 1936 | Box 96 \ 3 scan0062 | |
| The arrangement of Phantom III demonstration cars for the Geneva Show and domestic use. | 12th Feb 1936 | Box 96 \ 3 scan0063 | |
| The origin and missing parts of a Phantom III dummy chassis. | 25th Feb 1936 | Box 96 \ 3 scan0064 | |
| Availability of Phantom III Demonstration Cars (24-EX and 33-EX) and carburetter parts. | 2nd Mar 1936 | Box 96 \ 3 scan0065 | |
| Successful location of some, but not all, mislaid parts for a Dummy Phantom III Chassis. | 3rd Mar 1936 | Box 96 \ 3 scan0066 | |
| Performance of Phantom III Trials Car 35-EX and proposing an exchange for a better demonstration vehicle. | 10th Mar 1936 | Box 96 \ 3 scan0067 | |
| Exchange of demonstration car 35-EX for a better car for the Geneva Show. | 12th Mar 1936 | Box 96 \ 3 scan0068 | |
| Availability of a Phantom III demonstration car. | 16th Mar 1936 | Box 96 \ 3 scan0069 | |
| Inquiry regarding the weight, number of spare wheels, and wireless fitment for car GLG-5. | 28th Mar 1936 | Box 96 \ 3 scan0070 | |
| Enquiry about speedometer readings for tyres fitted to chassis number 35-EX. | 6th Apr 1936 | Box 96 \ 3 scan0071 | |
| Being ready to use Stromberg Carburetters for the 34-EX Trials Car. | 6th Apr 1936 | Box 96 \ 3 scan0072 | |
| Confirming a complete carburetter and induction pipe for a 34-EX Trials Car will be ready. | 8th Apr 1936 | Box 96 \ 3 scan0073 | |
| Requesting to swap a demonstration car from a 35-EX to a 34-EX to show the dual downdraught carburetter. | 23th Apr 1936 | Box 96 \ 3 scan0074 | |
| Follow-up memo regarding the replacement of car 35-EX with car 34-EX. | 28th Apr 1936 | Box 96 \ 3 scan0075 | |
| Arranging for the use of car 34-EX for demonstration in London, referencing a change from a four-carburetter scheme. | 4th May 1936 | Box 96 \ 3 scan0076 | |
| Test drive report on the 34-EX experimental car, noting its performance, speed, and a recurring issue. | 6th May 1936 | Box 96 \ 3 scan0077 | |
| Completion schedule for experimental cars 35-EX and 34-EX. | 7th May 1936 | Box 96 \ 3 scan0078 | |
| Abnormally high water temperature on car 34-EX and arranging an inspection. | 8th May 1936 | Box 96 \ 3 scan0079 | |
| Attached test report for 36-EX. | 12th May 1936 | Box 96 \ 3 scan0080 | |
| Test report on car 36-EX regarding interior noise levels and potential improvements. | 24th Apr 1936 | Box 96 \ 3 scan0081 | |
| Modernization of experimental car 35-EX to bring it in line with production models for the Sales Department. | 14th May 1936 | Box 96 \ 3 scan0082 | |
| Work on chassis 34-EX, concerning bonnet fasteners and issues with water temperature due to tight shutter blades. | 15th May 1936 | Box 96 \ 3 scan0083 | |
| Letter regarding the location and return of a Phantom III dummy chassis used for experiments with hydraulic jacks. | 15th May 1936 | Box 96 \ 3 scan0084 | |
| Reversal of an arrangement for the experimental car 35-EX and stating a need for more Phantom III's. | 18th May 1936 | Box 96 \ 3 scan0085 | |
| Ongoing development and issues with Lockheed and Sessions jacks for the Phantom III dummy chassis. | 18th May 1936 | Box 96 \ 3 scan0086 | |
| Summary of driver reports following demonstration runs for the 34-EX vehicle. | 18th May 1936 | Box 96 \ 3 scan0087 | |
| Return of car 34-EX due to troubles with the gearbox, clutch, and noise. | 21th May 1936 | Box 96 \ 3 scan0088 | |
| Clutch failure on car 34-EX, detailing the cause and proposed solutions. | 26th May 1936 | Box 96 \ 3 scan0089 | |
| Clutch failure on car 34-EX, and proposed modifications with Ferodo and Borg & Beck. | 27th Sep 1936 | Box 96 \ 3 scan0090 | |
| Performance and fitting of 12' and 13.5' centre plates for the 35-EX and 34-EX models. | 27th May 1936 | Box 96 \ 3 scan0091 | |
| Typed report on the road test performance and criticisms of car 34-EX. | 28th May 1936 | Box 96 \ 3 scan0092 | |
| Strong petrol smell in a car and proposing further use to test the clutch. | 28th May 1936 | Box 96 \ 3 scan0093 | |
| The unsatisfactory performance of a car's clutch and throttle, detailing issues like jagging, transmission slackness, and a sticking throttle. | 3rd Jun 1936 | Box 96 \ 3 scan0094 | |
| Vehicle complaints regarding dampers and a petrol smell on car 34-EX. | 4th Jun 1936 | Box 96 \ 3 scan0095 | |
| Short memo requesting a correction to a previous document. | 4th Jun 1936 | Box 96 \ 3 scan0096 | |
| The fitting of a breather pipe and investigation into a petrol smell. | 5th Jun 1936 | Box 96 \ 3 scan0097 | |
| Proposal to review information on petrol smell in car 32-EX with Archer to improve 34-EX. | 8th Jun 1936 | Box 96 \ 3 scan0098 | |
| Update to the clutch of car 34-EX. | 25th Jun 1936 | Box 96 \ 3 scan0099 | |
| Replacing a clutch on car 34-EX and arranging the schedule for the work. | 26th Jun 1936 | Box 96 \ 3 scan0100 | |
| Delayed delivery of a Phantom III to Mr. George Henriques. | 13th Jul 1936 | Box 96 \ 3 scan0101 | |
| The poorly performing clutch of car 34-EX, requiring daily maintenance. | 28th Jul 1936 | Box 96 \ 3 scan0102 | |
| Fitting a new, better clutch plate to the 34-EX model and the issues with 'jaggering'. | 29th Jul 1936 | Box 96 \ 3 scan0103 | |
| Braking issue on Chassis No. 34.EX, attributing it to driver error and vehicle handling. | 29th Jul 1936 | Box 96 \ 3 scan0104 | |
| Note about a disagreement on the brakes' contribution to an experience. | 30th Jul 1936 | Box 96 \ 3 scan0105 | |
| Issue with the third gear working out of mesh on Phantom III trials car 3-AZ-38. | 4th Aug 1936 | Box 96 \ 3 scan0106 | |
| Opportunity to fit a smooth take-up clutch to car 34-EX to address potential complaints on the Ph.III model. | 18th Aug 1936 | Box 96 \ 3 scan0107 | |
| Confirming car 34-EX is available for a week to have a new clutch plate fitted. | 19th Aug 1936 | Box 96 \ 3 scan0108 | |
| Broken white metal in a forked connecting rod discovered during the installation of a new experimental clutch. | 24th Aug 1936 | Box 96 \ 3 scan0109 | |
| Customer feedback letter from Mr. G.R.N. Minchin on the 12-cylinder Phantom III. | 2nd Sep 1936 | Box 96 \ 3 scan0110 | |
| Poor visibility from the driver and passenger seats due to the body design. | 1st Sep 1936 | Box 96 \ 3 scan0111 | |
| Copy of a short, informal thank you note signed 'P'. | 1st Sep 1936 | Box 96 \ 3 scan0112 | |
| Loan of a 'Trials car' to Mr. Minchin, enclosing a copy of his letter. | 3rd Sep 1936 | Box 96 \ 3 scan0113 | |
| Instruction requesting weekly reports on the clutch, steering, and oil consumption of the Phantom III car 34-EX. | 21th Sep 1936 | Box 96 \ 3 scan0114 | |
| Road test report on a Phantom III car, detailing performance of the clutch, steering, exhaust, and cooling system. | 21th Sep 1936 | Box 96 \ 3 scan0115 | |
| Report concerning engine valve issues on Trials Car No. 3-AZ-38 during testing. | 25th Sep 1936 | Box 96 \ 3 scan0116 | |
| Phantom III overheating and losing water during an Autocar test at Brooklands. | 28th Sep 1936 | Box 96 \ 3 scan0117 | |
| Acknowledging boiling trouble with a car and arranging an investigation. | 29th Sep 1936 | Box 96 \ 3 scan0118 | |
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