Rolls-Royce Archives

Rolls-Royce Experimental Archives: Box ExFiles\Box 90a\1\        Box Selection

IdentifierEntry
Scan001 Proposed arrangement for coupling a Parsons 'F' Type reverse gear to an engine.
View original record THE PARSONS ENGINEERING Co. LTD. TOWN QUAY SOUTHAMPTON PROPOSED ARR. FOR COUPLING PARSONS 'F' TYPE REVERSE GEAR TO ROLLS-ROYCE ENGINE FULL SIZE DRG. No. Y-65 EXISTING CLUTCH KINGFISHER LUBRICATOR…

Scan002 Design drawing of a streamlined single-seater car body with measurements.
View original record [ "A 44 CMS", "B 20 CMS", "C 48 CMS", "A 40 CMS", "B 32 CMS", "C 48 CMS", "16 CMS", "20 CMS", "23 CMS", "88 CMS", "116 CMS", "100 CMS", "ROLLS-ROYCE, LTD.", "DRAWING ROOM", "FEB 27 1930", "DERBY" ],

Scan003 Blueprint graph comparing Bentley engine power development for the Tourist Trophy Races between 1934 and 1936.
View original record BENTLEY POWER DEVELOPMENT 51 TOURIST TROPHY RACES COMPLETE WITH RACING EXHAUST SYSTEMS ① 1934 3 1/2 LITRE COMP. RATIO 7.75:1 50% BENZOL 50% SHELL No.1 ② 1935 3 1/2 LITRE COMP. RATIO 8.35:1 50% BENZOL…

Scan004 Blank page with a 'Print Room' stamp from Derby.
View original record ROLLS-ROYCE, LTD PRINT ROOM 28 SEP 1936 DERBY.

Scan005 Graph of power development for a 4¼ Litre Bentley engine, comparing performance at different compression ratios.
View original record 4¼ LITRE BENTLEY POWER DEVELOPMENT B3 UNIT S.2 COMPRESSION-RATIO CYL HEAD Ex 22594 (IN. PORTS 1.625) CAMSHAFT EB 1085 C. 1 7/8 SU CARBS. ON 1 7/8 PIPE ① COMP RATIO 8.5:1 ② 9.0:1 ③ COMP RATIO 6.5:1 (N…

Scan006 Graph plotting ignition advance and BMEP against RPM for a 4¼ Litre Bentley engine under various conditions.
View original record B3 UNIT 4¼ LITRE BENTLEY POWER DEVELOPMENT S3 IGNITION-ADVANCE WITH TURBULENCE ① COMP RATIO 9:1 Ex 2594A 2 - 1 7/8 S.U. CARBS. ON 1 3/4 PIPE. F.B. DRS CAMSHAFT (STD) ESSO ETHYL PETROL MIN ADV FOR MAX…

Scan007 Power development performance graph for a 4 1/4 Litre Bentley engine's induction system.
View original record B.2 UNIT 4 1/4 LITRE BENTLEY S.4 POWER DEVELOPMENT INDUCTION COMP. RATIO 9:1 Ex 20943 CAMSHAFT EB 085 (STD) ① C.F. 1 7/8 S.U CARBS ON 1 7/8 BORE PIPE ② 6. AMAL STRAIGHT ON TO THE PORTS ③ THROTTLE BORE…

Scan008 Graph showing the variation of cam duration by tappet clearance on a 4 1/4 Litre Bentley engine.
View original record 4 1/4 LITRE BENTLEY POWER DEVELOPMENT S.S. CAMSHAFT VARIATION OF CAM DURATION BY TAPPET CLEARANCE CAMSHAFT EB 1085 (STD 4 1/4 LITRE PRODUCTION) COMP RATIO 9:1 (EX20943) DUAL CARBS. STRAIGHT ON INLET…

Scan009 Power development graph comparing different camshaft configurations for a 4 1/4 Litre Bentley engine.
View original record 4 1/4 LITRE BENTLEY POWER DEVELOPMENT CAMSHAFT Report No 1 / May '37 56 B.3 UNIT CAMSHAFT Ex.22841 (WITH .750 RAD. FOLLOWERS) ON INLETS ONLY ① I.O 10° BT E.O 40° BB I.C 56° AB E.C 13° AT ② I.O 10° BT…

Scan010 Blueprint graph showing power development (BHP vs RPM) for a 4¼ Litre Bentley with different camshafts.
View original record 4¼ LITRE BENTLEY POWER DEVELOPMENT CAMSHAFT S.7 CAMSHAFT EX 22842 (WITH .750 RAD. FOLLOWERS) ① I.O. 20° BT E.o. 44 BB I.C. 48° AB E.C. 19° AT ② I.O. 18° BT E.o. 40° BB I.C. 50° AB E.C. 28° AT ③ I.O.…

Scan011 The reverse of a document with a 'Print Room' stamp.
View original record ROLLS-ROYCE, LTD PRINT ROOM 28 SEP 1936 ABY

Scan012 Summary of results from the Shelsley Walsh Hill Climb for the years 1934, 1935, and 1936.
View original record SHELSLEY WALSH HILL CLIMB. 1934 "AUTOCAR" - 5th October, 1934. M.A.C. British Championship. (Fastest Racing Car). E.R. HALL (Bentley). M.A.C. Open Cup (Sports). E.R. HALL. M.A.C. Challenge Cup (Sports…

Scan013 Summary of results and times for the Tourist Trophy Races from 1934 to 1936.
View original record TOURIST TROPHY RACES 1934 "AUTOCAR" - 7th September 1934 1. C.J.P. DODSON (M.G. 1287 cc.) 74.65 2. E.R. HALL (Bentley) 78.40 3. T.S. FOTHERINGHAM (Aston-Martin) 74.53 4. Brian LEWIS (Lagonda) 77.57 5.…

Scan014 Parts list and blueprint request for a super-tuned Corniche chassis.
View original record c.c. Mr. c.c. Rm/CTS. c.c. Hives/Vs. c.c. Day/Hr. By/Ald.1/Am.17.8.39. CORNICHE CHASSIS. - SUPER TUNED. CYLINDER SECTION 5050. VALVES AND FITTINGS. SECTION 5060. CRANKCASE AND BEARINGS. SECTION 5000.…

Scan015 List of parts and modifications required for a cylinder head, including details on compression ratios.
View original record -2- By/Ald.1/AW.17.8.39. Section 5050. KB.432. Stud - Cylinder to Head. - - 1 off. KB.825. Stud - Cylinder to Head. - - 4 " The following prints will not be required:- Section 5000. EB.630. Cylinder…

Scan016 Specification of modifications for high-power work on the Corniche chassis.
View original record CTS. To By/Ald. from Rm/CTS. Rm/CTS.2/MH.22.7.39. CORNICHE. (Super tuned) This is to confirm Rm's request for special parts to be detailed for high power work on the above chassis. Parts should be…

Scan017 Continued discussion on cylinder head modifications, focusing on valve guide bosses, valve shape, and new piston designs.
View original record -2- Rm/CTS.2/MH.22.7.39. Cylinder head - Cont'd. (d) Valve guide bosses. The inlet bosses were removed in the modified B.II head, but it may prove to be a good point to retain them on this larger…

Scan018 The octane value and anti-detonating qualities of two fuel samples from Holland.
View original record C.T.S. Investigate Please Rm To - Mr. Van Goroam. c. to Hs. and Bv. OCTANE VALUE OF TWO SAMPLES OF FUEL. Two samples of fuel from Holland were submitted for test on the Single Cylinder Units,…

Scan019 Fuel test comparing two samples of fuel from Holland against 77 and 87 octane standards, graphing detonation intensity.
View original record FUEL TEST ON TWO SAMPLES OF FUEL FROM HOLLAND FIGURES ROUND CURVES SHEW INTENSITY OF DETONATION Graph 1 (Top Left): Title: 77 OCTANE Y-Axis: PINTS / B.H.P. / HR. Y-Axis Values: 7, 6 X-Axis: B.M.E.P.…

Scan020 Pencil sketches of two mechanical part profiles or cross-sections.
View original record ROLLS-ROYCE, LTD., PRINT ROOM, 13 NOV 1935 DERBY.

Scan021 Alterations to the carburetter's float chamber and air valves to adjust for changes in depression.
View original record -2- Rm/CTC.10/JH-15.3.39. Float chamber and the under side of the air valves, to be connected to the forward intake at the point where it is joined to the carburetters. These alterations are necessary…

Scan022 Test report on fitting special 1936 Tourist Trophy race parts to a Paulin Bentley engine.
View original record To Da/Jnr. Rm/CTs.10/JH.15.3.39. BENTLEY POWER. Purpose of test. Byt fitting similar parts (special) as used in the 1936 Tourist Trophy race, to produce a replica of the engine for use in the…

Scan023 Parts necessary for preliminary tests on a 4¼ litre Bentley (High Power) engine.
View original record Hs/CTS. To RHC. Hs/CTS.25/KW.19.11.35. 4¼ litre Bentley - (High Power). We send you herewith details of parts necessary for preliminary tests on the above engine. Cylinder Head. Rm.13 shows the main…

Scan024 Performance graph for a 4¼ Litre Bentley engine, Unit No B.19 (Series II), for the 'Paulin' car.
View original record 4¼ LITRE BENTLEY (UNIT FOR 'PAULIN' CAR) MAR. 1939 ESSO 'ETHYL' UNIT No B.19 (SERIES II) CYL. HEAD EX 22854-A IN VALVE EX 23266 EX.VALVE EX 23267 PISTONS P 325 (AEROLITE) C/R = 8.7:1 (.030 GASK.) 1…

Scan025 Faint, aged document with a purple ink stamp from the print room.
View original record ROLLS-ROYCE LTD. PRINT ROOM MAR 16 1939 DERBY

Scan026 Performance graph for a 4 1/4 Litre Bentley engine, unit B.19 (Series II), for a 'Paulin Car'.
View original record 4 1/4 LITRE BENTLEY (UNIT FOR 'PAULIN CAR') S.78 MAR. 1939 UNIT NO B.19 (SERIES II) CYL HEAD EX 22954 A IN VALVE EX 23266 EX VALVE EX 23267 ※ PISTONS P.325 (AEROLITE) T'BINON SYSTEM CAMSHAFT EB 2766…

Scan027 Blank cover page with a P. & T. Room date stamp from Derby.
View original record ROLLS-ROYCE LTD. P. & T. ROOM MAR 16 1939 DERBY

Scan028 Cover sheet for documents relating to the 1934 R.A.C. Tourist Trophy Race.
View original record R.A.C. TOURIST TROPHY RACE. 1934

Scan029 Remarks on wheel hub and tyre performance during a race.
View original record Remarks on the race. Wheel hubs. These were hopeless for racing changes. Both the splines and nuts were too good a fit. The nuts created an air cushion, which is only released via the threads. The…

Scan030 Vehicle preparation and performance, including fluid consumption and modifications for a race.
View original record Oil. Cons. 7 pints. Petrol was handled in 5 gal. churns and filled through a large funnel with fine gause. filter. Remained OK throughout practice runs and the race. Bonnet. Single straps each side…

Scan031 List of practice and race times for various vehicle maintenance changes.
View original record Practice times for changes. 6. spark plugs. - 4 mins. 2 wheels & petrol. 1 min 06 secs. 4 wheels & petrol. 1 min 55 secs. 1 valve spring 6 mins 0 secs. Race times for changes: 4 wheels & petrol (1st…

Scan032 Engine unit specification sheet detailing main components and performance data.
View original record B.11. Unit. Spec: RHC/WSQ.4/EP. 33-7-34. Main details. Cyl. head. Comp. Ratio. 7.75:1. EB 1237. % Inlet valve. Ex 12089 (1.500 dia). Exhaust " EB 1325 (1.200 dia). (Std. valve spring). Pistons.…

Scan033 Motorsports news and commentary page from 'The Autocar' magazine, discussing various races and events.
View original record September 7th, 1934. The Autocar. 421 THE SPORT BY CASQUE (CONTINUED) Donington DONINGTON, by the way, should be good. Lord Howe's Delage, Raymond Mays and Cook with E.R.A.s, Turner on a single-seater…

Scan034 Article from 'The Autocar' magazine reporting on the 1934 Tourist Trophy race.
View original record 422 The Autocar, September 7th, 1934. TOURIST TROPHY W M.G Magnette Driven by C. J. P. Dodson Wins : Bentley Second After Exciting Aston Martins Also A WIN by seventeen seconds in a 478 miles race!…

Scan035 Magazine article from 'The Autocar' reporting on a motor race and the performance of various cars.
View original record The Autocar, September 7th, 1934. 423 ON BY 17 SECONDS Struggle : Aston Martin Third. Good Weather, Big Crowds, No Serious Accidents. Gain Team Prize. which perhaps the technically minded will alone…

Scan036 Magazine article from 'The Autocar' detailing a car race with accompanying photographs and a circuit map.
View original record 424 The Autocar September 7th, 1934. The larger cars start in the 1 1/2-litre class, which was hotly contested. Frazer Nashes and Aston Martins are in the van. drivers were all Irishmen, the two…

Scan037 Page from 'The Autocar' magazine reporting on a motor race with photographs and commentary.
View original record Header: September 7th, 1934. The Autocar. 425 Image Captions: 1) L. Fontes' Invicta at speed on the Newtownards-Comber straight. 2) The only impressive period of the start was when the big class…

Scan038 Magazine article from 'The Autocar' reporting on the Tourist Trophy motor race with photographs of the event.
View original record 426 The Autocar September 7th, 1934. Baird and his mechanic (right) retired, watch T. S. Fothringham's Aston Martin cornering in Dundonald. following faithfully, was equal fourth with George Eyston.…

Scan039 Article from 'The Autocar' magazine reporting on a motor race, with photos and a results table.
View original record September 7th, 1934. The Autocar 427 Driscoll and Handley, who was now making up time again, while the order on handicap at 4.0 was Hall, Dodson, Lewis, Fothringham, Driscoll, Eyston. Then Hodge,…

Scan040 Article from 'The Autocar' magazine detailing a motor race, complete with photographs and captions.
View original record 428 The Autocar September 7th, 1934. [Caption for map] The Bentley, leading the race at the time on handicap, has to change wheels. [Main text] not held by supercharged cars were in these two classes,…

Scan041 Race report from 'The Autocar' magazine detailing the 1934 T.T. race.
View original record September 7th, 1934. The Autocar 429 The Bentley-Lagonda duel, which kept the spectators on tip-toe for several laps. It terminated when Brian Lewis, his tyres showing the white danger lines, drew in…

Scan042 Magazine article describing the Tourist Trophy motor race with accompanying photographs and circuit diagrams.
View original record 430 The Autocar September 7th, 1934. Tourist Trophy Won by 17 Seconds own lap scoring and timing we knew that the Bentley began to overhaul the field on the very first lap. It was after Hall’s second…

Scan043 Report from 'The Autocar' magazine on a motor race, including results, awards, and photographs of a crash.
View original record September 7th, 1934. The Autocar. 431 The four stages of H. B. Prestwich's spectacular crash at Quarry Corner. (Top left) He approaches the corner with his Riley; (top right) he leaps the bank; (lower…

Scan044 Illustrated magazine article titled 'Bumpers!' which is a fictional story about a car journey through the countryside.
View original record 432 The Autocar September 7th, 1934. BUMPERS! And Improvements in Fairyland Effected With Their Aid By E. CAREY-RIGGALL "NOTHING seems altered," said Doreen, as the "Mustard Pot" bobbed and lurched…

Scan045 Article from 'The Motor' magazine about motor racing events, including the Italian Grand Prix at Monza and 500-mile race entries.
View original record September 4, 1934. 193 "The" MOTOR On ROAD and TRACK by Grande Vitesse The lie of the ground forms a wonderful natural grandstand overlooking the start of the Comminges Grand Prix, held on the St.…

Scan046 Article from 'The Motor' magazine reporting on Dodson's victory in the 1934 R.A.C. Tourist Trophy race.
View original record The Motor DODSON (M.G.) WINS THE R.A.C. T.T. BY 17 SECONDS Triumphant Vindication of R.A.C. Ban on Superchargers Terrific Duel Between Hall (Bentley) and Hon. Brian Lewis (Lagonda) for Second Place.…

Scan047 Magazine article from 'The Motor' reporting on the R.A.C. Tourist Trophy Race.
View original record PAGE 196 THE R.A.C. TOURIST TROPHY RACE—Contd. got his impressively quiet Talbot round at 78.84 m.p.h. Prestwich's Crash On the fifth lap came the first mishap. H. B. Prestwich (Riley Nine) shot high…

Scan048 Two-page magazine spread from 'The Motor' with illustrations of the 1934 R.A.C. T.T. race.
View original record Page 198: The Motor September 4, 1934. EXCITEMENT AT THE BUTCHER'S SHOP IN THE T.T. E. R. Hall's big Bentley slides on to the pavement in Comber during his neck and neck struggle with the Hon. Brian…

Scan049 The R.A.C. Tourist Trophy Race with photos and race order updates.
View original record The Motor | 200 | September 4, 1934. THE R.A.C. TOURIST TROPHY RACE—Contd. (Continued from page 197) Image caption: The fateful pit call. Hall stops to change wheels after 25 laps and lends a hand to…

Scan050 The 1934 R.A.C. Tourist Trophy Race on the Ards circuit and the Ulster Automobile Club Rally.
View original record PAGE 1 of 2: The Motor, 202, September 4, 1934. THE R.A.C. TOURIST TROPHY RACE—Contd. SHORTS FROM THE COURSE THE special trip to Belfast organized by The Motor provided the most convenient method of…

Scan051 Article from 'The Motor' magazine about motor racing, including a tribute to driver H. C. Hamilton and details on upcoming races.
View original record The Motor 204 ON ROAD AND TRACK—Contd. from page 193. September 4, 1934. H. C. HAMILTON A Brilliant Young Driver THE tragic death of Hugh Hamilton in the Swiss Grand Prix on August 26 came as a great…

Scan052 Cover page for the 1935 R.A.C. Tourist Trophy Race.
View original record R.A.C. TOURIST TROPHY RACE. 1935.

Scan053 Remarks on a race, detailing performance of wheel hubs, tyres, and fluid consumption.
View original record Remarks on the race / 7/9/35. Wheel hubs. Changes were greatly improved by the fitting of special nuts, which had the following incorporated. Brass insert on taper; Pilot, air release holes, threads…

Scan054 Vehicle modifications, adjustments, and pit stop timings for a race.
View original record Bonnet. Second hole cut in N.S. top panel for snap opening filler cap on reserve oil tank. ½ gallon of oil put in tank during pit stop. Brakes. Failed during practice; due to servo. This was…

Scan055 Request for particulars of a cylinder head fitted during the Shelsley trials for specification and estimate purposes.
View original record To Hs/CTS. from RHC/WSC RHC/WSC.1/EP.28.11.35 B.35-AE E.R. Hall. When the above was returned to Derby after the Shelsley trials, we understand you had another cylinder head fitted. Will you please let…

Scan056 Modifications and examinations for E.R. Hall's chassis.
View original record To RHG. c.c. to Hs/GR. c. to Hs/CTS. Hs/Rm.5/KW. 7.10.35. E.R. Hall's Chassis. Will you please fit the T.T. rear axle gears, i.e., 11/41, back in the axle of this car. Will you also please examine the…

Scan057 Telephone request from Mr. E.R. Hall to refit his car with a T.T. head and axle ratio.
View original record To Hd. [crossed out] c. to HS/GR. [crossed out] c. to HS/CTS. Hs/Rm.11/KW.1.10.35. Mr. E.R. Hall's Car. We had a request from Mr. E.R. Hall on the telephone to put the T.T. head back on his car,…

Scan058 Magazine article from 'The Motor' reporting on various motor racing events and practice sessions.
View original record September 10, 1935. 229 The Motor On ROAD and TRACK — contd. Phoenix Park Car Races Next Saturday THIRTY-SIX cars have been handicapped for the Irish Motor Racing Club's 200-miles race, which takes…

Scan059 Race report from 'The Motor' magazine about the 1935 R.A.C. Tourist Trophy Race held at Ards Circuit, Belfast.
View original record The Motor September 10, 1935. 230 R.A.C. Tourist Trophy Race ARDS CIRCUIT, BELFAST Dixon Wins His Finest Race 1½-LITRE RILEY BEATS HALL'S 3½-LITRE BENTLEY BY 1 MIN. 13 SECS. AT 76.90 M.P.H. LORD HOWE…

Scan060 Two-page magazine spread from 'The Motor' detailing the R.A.C. T.T. Race, with an illustrated account and photographs of a major crash.
View original record The Motor 232 September 10, 1935. THE R.A.C. T.T. RACE Continued Battle on Comber Straight: Bryan de Grineau's eye-witness impression of that magnificent first lap when the big cars thundered at full…

Scan061 Report from 'The Motor' magazine covering the R.A.C. T.T. race, including an illustration and half-hourly race statistics.
View original record The Motor September 10, 1935. Continued THE R.A.C. T.T. RACE come!" Seaman led E. D. Evans (Magentte) past the pits by the length of a bonnet. The 15th T.T. was on. Following the practising, all eyes…

Scan062 Two-page magazine article from 'The Motor' detailing The R.A.C. T.T. Race.
View original record PAGE 236 THE MOTOR. September 10, 1935. Continued THE R.A.C. T.T. RACE Image 1 Caption: 'He flew thro' the air with the greatest of ease': H. McFerran, at the wheel of the Irish-entered 3.3 Bugatti,…

Scan063 Detailed race report from 'The Motor' magazine covering The R.A.C. T.T. RACE.
View original record PAGE 238 THE R.A.C. T.T. RACE Continued Photo Caption (Top): Bradshaw's Brae—and a fine scrap between the smallest cars in the race. In front is P. H. Prenter Davies (Balilla Fiat) leading Norman…

Scan064 Correspondence page from 'The Motor' magazine with reader letters on various motoring topics.
View original record The Motor 240 September 10, 1935. CORRESPONDENCE "Tim" Birkin going "flat out" round Brooklands during one of his attacks on the lap record. A correspondent, whose letter appears below, maintains that…

Scan065 Article from 'The Autocar' magazine reporting on the 1935 Tourist Trophy (TT) race, won by Dixon's Riley.
View original record September 13th, 1935. The Autocar 455 Dixon's Riley Wins the TT After the start a group of 1 1/2-litre cars take Quarry Corner. Here C. E. C. Martin leads with his Aston Martin. Bentley Second and…

Scan066 Article from 'The Autocar' magazine reporting on the 1935 T.T. race at the Ards Circuit, Northern Ireland.
View original record 456 The Autocar September 13th, 1935. Dixon's Riley Wins the T.T. It is in Northern Ireland and its name is Belfast. Last Saturday dawned with the hooting of six special steamers arousing such of the…

Scan067 Page from 'The Autocar' magazine reporting on the 1935 T.T. motor race.
View original record September 13th, 1935. The Autocar 457 Dixon's Riley Wins the T.T. The cars made a fine array. Though the 1935 race was a National and not an International event owing to a confusion over the calendar,…

Scan068 Article from 'The Autocar' magazine reporting on the T.T. race, won by Dixon's Riley.
View original record 458 The Autocar September 13th, 1935. Dixon's Riley Wins the T.T. Mans and at Brooklands, the three Balilla Fiats, and the three white Adlers, the Fiats being Italian and the Adlers German machines.…

Scan069 Page from 'The Autocar' magazine reporting on the T.T. motor race.
View original record September 13th, 1935. 459 Dixon's Riley Wins the T.T. tage possessed by the group of M.G. Magnettes, and were at the head of the field. Apart from the speed of the Rileys, interest at once centred…

Scan070 Magazine article from 'The Autocar' reporting on the T.T. motor race.
View original record 460 The Autocar September 13th, 1935. Dixon's Riley Wins the T.T. The fight in the 1½-litre class was not so close, for Dixon, Paul, and Von der Becke had established a considerable lead with their…

Scan071 Magazine article from 'The Autocar' reporting on the T.T. motor race.
View original record September 13th, 1935. The Autocar 461 Freddie Dixon at speed with his Riley. tyres, and this was to handicap them throughout the race. Lewis' clutch trouble on the Bugatti became more serious, and the…

Scan072 Magazine article from 'The Autocar' detailing the T.T. motor race, including results and a photo of the winners.
View original record 462 The Autocar September 13th, 1935. Dixon's Riley Wins the T.T. officials also gave him the "come in" signal. Donald Barnes, somewhat relieved when he heard what had occurred, drove slowly into the…

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