| Description | Date | Identifier | |
| Confirming the chassis number for a Continental Phantom II car and outlining the production schedule. | 24th Apr 1930 | Box 19 \ 1 Scan020 | |
| Subframe specification for a Continental car. | 28th Apr 1930 | Box 19 \ 1 Scan021 | |
| Instruction to fit a set of 'Mintex' brake linings to the Continental chassis 26-EX. | 4th Jun 1930 | Box 19 \ 1 Scan022 | |
| Modifications to 'F' type pedals for the continental car 26-EX. | 14th Jun 1930 | Box 19 \ 1 Scan023 | |
| Modified design for side levers to increase clearance from the front pillar. | 17th Jun 1930 | Box 19 \ 1 Scan024 | |
| The modification of adjustable clutch pedals and a proposal to trial them on the 26-EX continental car. | 17th Jun 1930 | Box 19 \ 1 Scan025 | |
| Requesting a delivery date for chassis 26-EX, discussing the aesthetic effects of chromium plating, and ordering trunk fittings. | 19th Jun 1930 | Box 19 \ 1 Scan026 | |
| Delivery timeline for the 26-EX Continental Car, including chassis delivery and body fitting. | 20th Jun 1930 | Box 19 \ 1 Scan027 | |
| Instruction regarding the finish for radiator shutters on car 26-EX. | 21th Jun 1930 | Box 19 \ 1 Scan028 | |
| Radiator shutters and fittings for a rear trunk on chassis 26-EX. | 21th Jun 1930 | Box 19 \ 1 Scan029 | |
| Finishing instructions for a Sports Saloon car, detailing colour, fittings, and trimming specifications. | 25th Jun 1930 | Box 19 \ 1 Scan030 | |
| Specification of interior and exterior fittings including a paint pattern sketch. | 25th Jun 1930 | Box 19 \ 1 Scan031 | |
| Sketches of interior car components including door handles, trimming, and dashboard layout. | 26th Jun 1930 | Box 19 \ 1 Scan032 | |
| Listing the accessories for the 26.EX Continental Car. | 26th Jun 1930 | Box 19 \ 1 Scan033 | |
| Supply of accessories and despatch of chassis 26-EX to Barker & Co. | 1st Jul 1930 | Box 19 \ 1 Scan034 | |
| Letter to Barker & Co. Ltd. regarding the dispatch of chassis No. 26-EX for Sir Henry Royce. | 1st Jul 1930 | Box 19 \ 1 Scan035 | |
| Build schedule and modifications for the Continental Car 26-EX. | 3rd Jul 1930 | Box 19 \ 1 Scan036 | |
| Letter from coachbuilder Barker & Co. reporting missing battery packing pieces and a deficient inspection lamp plug on chassis No. 26-EX. | 4th Jul 1930 | Box 19 \ 1 Scan037 | |
| Instruction memo for fitting Hartford Shock Dampers to the rear axle of a Phantom II Chassis 26 EX. | 5th Jul 1930 | Box 19 \ 1 Scan038 | |
| The change from matt finished nickel radiator shutters to dull staybright for the 26-EX model. | 10th Jul 1930 | Box 19 \ 1 Scan039 | |
| Request from coachbuilder Barker's for longer bolts due to the need for extra rubber on rear supports. | 25th Jul 1930 | Box 19 \ 1 Scan040 | |
| Letter regarding delays and required amendments to the coachwork of Sir Henry Royce's car. | 13th Aug 1930 | Box 19 \ 1 Scan041 | |
| Letter confirming car collection arrangements with a hand-drawn sketch of a stainless steel moulding detail. | 18th Aug 1930 | Box 19 \ 1 Scan042 | |
| Urgent memo regarding customs papers for Sir Henry Royce's car, chassis 26-EX, destined for Biarritz. | 18th Aug 1930 | Box 19 \ 1 Scan043 | |
| Requesting a specific friendly note for customs papers regarding Chassis 26-EX, a Barker Saloon for Sir Henry Royce. | 20th Aug 1930 | Box 19 \ 1 Scan044 | |
| Delivery arrangements for Sir Henry Royce's Chassis 26-EX Barker Saloon to Biarritz. | 22th Aug 1930 | Box 19 \ 1 Scan045 | |
| Typed list of twelve points detailing modifications and rectifications for a vehicle body. | 23th Aug 1930 | Box 19 \ 1 Scan046 | |
| Fitting of genuine Bosch horns and testing samples from Klaxon and Lucas Co's on cars 25-EX and 26-EX. | 29th Aug 1930 | Box 19 \ 1 Scan047 | |
| Troubleshooting guide for fuel starvation at high speeds on the 26-EX car model. | 29th Aug 1930 | Box 19 \ 1 Scan048 | |
| Car's performance, water temperature, and a subsequent bonnet modification. | 9th Sep 1930 | Box 19 \ 1 Scan049 | |
| Car's appearance, a Concours D'elegance, and plans to build a replica for Sir Henry. | 13th Sep 1930 | Box 19 \ 1 Scan050 | |
| The success of the Barker Sports Saloon propaganda car in Biarritz, detailing client interest and performance. | 15th Sep 1930 | Box 19 \ 1 Scan051 | |
| Road test from Boulogne to Biarritz, with feedback on vehicle performance and recommendations for the Continental market. | 22th Sep 1930 | Box 19 \ 1 Scan052 | |
| Testing of new legal French headlamps (Stephen Grebel or Marchel) against Lucas lamps. | 22th Sep 1930 | Box 19 \ 1 Scan053 | |
| Specifications for building a replica of a 26-EX car for experimental purposes. | 26th Sep 1930 | Box 19 \ 1 Scan054 | |
| Continuation page listing required designs for starter, valve, and lamp components. | 26th Sep 1930 | Box 19 \ 1 Scan055 | |
| Inquiry about the weight of a 26-EX Continental Saloon body, in order to commission a duplicate with a weight limit. | 14th Oct 1930 | Box 19 \ 1 Scan056 | |
| Travel arrangements and driver authorization for Chassis 26-EX. | 16th Oct 1930 | Box 19 \ 1 Scan057 | |
| Unexpected weight of the body on a 26-EX Continental Saloon. | 17th Oct 1930 | Box 19 \ 1 Scan058 | |
| Letter regarding an incorrectly cancelled French customs document (Acquit-a-Caution) for Chassis 26-EX. | 18th Oct 1930 | Box 19 \ 1 Scan059 | |
| Car 26-EX being undersprung and an offer to send correct replacement springs to Cricklewood. | 25th Oct 1930 | Box 19 \ 1 Scan060 | |
| Arranging a visit to Cricklewood for the fitting of front brakes on car 26-EX. | 25th Oct 1930 | Box 19 \ 1 Scan061 | |
| Options to increase body room on the Continental Touring Saloon Chassis. | 7th Nov 1930 | Box 19 \ 1 Scan062 | |
| The failure of a battery in a Continental Touring Saloon Chassis due to excessive vibration from a cantilever support, leading to its cancellation. | 10th Nov 1930 | Box 19 \ 1 Scan063 | |
| The cantilever suspension for the Continental Touring Saloon Chassis and its potential link to battery destruction. | 12th Nov 1930 | Box 19 \ 1 Scan064 | |
| Chassis flexibility, cantilever suspension, and resulting battery failure due to vibration on the Continental Touring Saloon. | 14th Nov 1930 | Box 19 \ 1 Scan065 | |
| Questioning the need to change the springs on car 26-EX, suggesting to await complaints before proceeding. | 15th Nov 1930 | Box 19 \ 1 Scan066 | |
| Brake squeaks, steering issues, and adjustments for Chassis 26-MX. | 20th Feb 1930 | Box 19 \ 1 Scan067 | |
| Requesting feedback on brake squeaks and steering deterioration for Chassis 26-EX. | 24th Nov 1930 | Box 19 \ 1 Scan068 | |
| Continued page of a document discussing the production of over a dozen cars and the need to avoid repeating mistakes. | 24th Nov 1930 | Box 19 \ 1 Scan069 | |
| Troubleshooting squeaking brakes and steering issues on car models 26-EX and 25-WJ. | 26th Feb 1930 | Box 19 \ 1 Scan070 | |
| Requesting opinions on an attached document concerning the Continental Touring Saloon Chassis. | 28th Nov 1930 | Box 19 \ 1 Scan071 | |
| Performance of the Continental Touring Saloon Chassis, particularly the 26-EX demonstration car. | 27th Nov 1930 | Box 19 \ 1 Scan072 | |
| Requesting a car be brought to the Works to examine its steering following remarks made. | 29th Nov 1930 | Box 19 \ 1 Scan073 | |
| 26-EX chassis type and an investigation into a reported steering issue. | 29th Nov 1930 | Box 19 \ 1 Scan074 | |
| Arrangements for car 26-EX to return from the Continent to Derby. | 1st Dec 1930 | Box 19 \ 1 Scan075 | |
| Test report comparing the performance of a Continental Touring Saloon (26-EX) against a Phantom II (148-GY). | 15th Dec 1930 | Box 19 \ 1 Scan076 | |
| Testing the speedometer and performance of car 26-EX. | 15th Dec 1930 | Box 19 \ 1 Scan077 | |
| The road test performance and issues of a Continental Touring Saloon. | 19th Dec 1930 | Box 19 \ 1 Scan078 | |
| Attaching copies of correspondence regarding the Continental Touring Saloon Chassis 26-EX. | 19th Dec 1930 | Box 19 \ 1 Scan079 | |
| Covering letter attaching correspondence concerning the speed and Hartford shock absorbers of a Continental Touring Saloon Chassis 26-EX. | 17th Dec 1930 | Box 19 \ 1 Scan080 | |
| Cover letter enclosing two reports regarding the maximum speed attained by car 26-EX, including criticisms of its shock absorbers. | 16th Dec 1930 | Box 19 \ 1 Scan081 | |
| Road test report from HK to Mac on a trip to Brussels, detailing performance and suggested improvements. | 18th Dec 1930 | Box 19 \ 1 Scan082 | |
| Translated letter from A. Schmidt providing a road test review and critique of Chassis 26-MX. | 11th Dec 1930 | Box 19 \ 1 Scan083 | |
| Response to criticisms regarding the friction damper and Klaxon horn for Chassis 26-EX. | 19th Dec 1930 | Box 19 \ 1 Scan084 | |
| Quoting a remark on the combination of friction and hydraulic shock absorbers for the 40/50 HP Continental Touring Saloon for Australasia. | 23th Dec 1930 | Box 19 \ 1 Scan085 | |
| The delayed despatch of road springs for car 26-EX. | 13th Jan 1931 | Box 19 \ 1 Scan086 | |
| Speedometer calibration and performance of the Phantom II Continental Touring Saloon in comparison to the 26-EX model. | 20th Jan 1931 | Box 19 \ 1 Scan087 | |
| Requesting an authority letter for a driver to sign customs papers for Chassis 26-EX. | 4th Feb 1931 | Box 19 \ 1 Scan088 | |
| Customer's trial of a Continental model at Brooklands. | 2nd Apr 1931 | Box 19 \ 1 Scan089 | |
| Letter from C.R. Skinner to Burt giving feedback on 'the Continental' car. | 28th Mar 1931 | Box 19 \ 1 Scan090 | |
| Urging the completion of experimental work on double carburetters for the Continental Phantom II model. | 16th Apr 1931 | Box 19 \ 1 Scan091 | |
| Comparative performance tests with Bentley cars. | 17th Apr 1931 | Box 19 \ 1 Scan092 | |
| Performance comparison report of various car models, including the 8 Litre Bentley. | 17th Apr 1931 | Box 19 \ 1 Scan093 | |
| Car's speed performance discrepancy following a published article and a speedometer change. | 17th Apr 1931 | Box 19 \ 1 Scan094 | |
| Article by the Earl of Cardigan titled 'Twelve Months After' about the Continental Touring Model. | 1st Mar 1931 | Box 19 \ 1 Scan095 | |
| Reprint of a magazine article reviewing the performance and comfort of a Continental Touring Model. | 1st Mar 1931 | Box 19 \ 1 Scan096 | |
| Reply concerning the speedometer for car 26-EX and its potential top speed with modifications. | 18th Apr 1931 | Box 19 \ 1 Scan097 | |
| Issues with speedometer accuracy and performance readings during continental trials. | 2nd Apr 1931 | Box 19 \ 1 Scan098 | |
| Note arguing for an 'optimum' (slightly optimistic) speedometer reading to avoid a negative perception of the car's performance. | 20th May 1931 | Box 19 \ 1 Scan099 | |
| Higher gear ratio and comparative tests for the Phantom II Continental Model. | 20th May 1931 | Box 19 \ 1 Scan100 | |
| Proposing a test plan for a Phantom II Continental model with a higher axle ratio. | 21th May 1931 | Box 19 \ 1 Scan101 | |
| Induction system and carburetter arrangements for the Continental Phantom engine. | 22th Apr 1931 | Box 19 \ 1 Scan102 | |
| The results and future expectations of power output tests on a Continental Phantom II engine. | 23th May 1931 | Box 19 \ 1 Scan103 | |
| Trial arrangements for a higher gear axle on a Phantom II Continental model. | 27th May 1931 | Box 19 \ 1 Scan104 | |
| Inability to swap axles on the Phantom II Continental model due to differing track widths. | 28th May 1931 | Box 19 \ 1 Scan105 | |
| Higher geared axle ratio tests conducted at Brooklands on Continental Phantom II type cars. | 4th Jun 1931 | Box 19 \ 1 Scan106 | |
| Performance testing comparing lap speeds, axle ratios, and aerodynamic features of cars. | 4th Jun 1931 | Box 19 \ 1 Scan107 | |
| Summary concluding that the 12 X 41 axle would not improve the existing standard production Continental Type car. | 4th Jun 1931 | Box 19 \ 1 Scan108 | |
| Need for performance improvements to the Continental model based on higher geared axle ratio tests. | 4th Jun 1931 | Box 19 \ 1 Scan109 | |
| Competition with the 8-litre Bentley and securing orders despite lower performance. | 4th Aug 1931 | Box 19 \ 1 Scan110 | |
| The optimal location for spare wheels on Continental models, considering luggage space, safety, and aerodynamics. | 6th Jun 1931 | Box 19 \ 1 Scan111 | |
| Impact of spare wheel placement on vehicle streamlining, performance, and future design policy. | 9th Jun 1931 | Box 19 \ 1 Scan112 | |
| The standardization and design implications of side-mounted spare wheels for Continental Type models. | 9th Jun 1931 | Box 19 \ 1 Scan113 | |
| Optimal placement of spare wheels on the Continental Touring Saloon. | 9th Jun 1931 | Box 19 \ 1 Scan114 | |
| Requesting the return of enclosed drawings after use. | 16th Jun 1931 | Box 19 \ 1 Scan115 | |
| Design profile and spare wheel placement for the Continental Touring Saloon. | 16th Jun 1931 | Box 19 \ 1 Scan116 | |
| Modifications and standardisation of P.2 bonnets. | 20th Jun 1931 | Box 19 \ 1 Scan117 | |
| Supply of drop-sided bonnets for P.2 models, considering spare wheel placement. | 24th Jun 1931 | Box 19 \ 1 Scan118 | |
| The completion of work on car 26-EX, a postponed trial run with Lord Londesborough, and transport logistics. | 2nd Jul 1931 | Box 19 \ 1 Scan119 | |
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