Rolls-Royce Archives
| Identifier | Entry | ||
| img001 | Letter from Lagonda Works to W.A. Robotham providing information on a 12-cylinder engine. | ||
| View original record | TELEPHONE: STAINES 1122 TELEGRAMS: LAGONDA STAINES 1104. LAGONDA WORKS STAINES MIDDLESEX SET/KKL. 14th January, 1938. Dear R.W., As promised, I enclose you some information about our engine. The… | ||
| img002 | Blueprint of a mechanical component with dimensional annotations. | ||
| View original record | I, II, III, IV, V, 31 1/8, 35 3/4, 40 3/4, 44 1/4 | ||
| img003 | Blueprint showing a partial side-view cross-section of a mechanical housing and its internal components. | ||
| View original record | ", | ||
| img004 | Blueprint drawing of a mechanical assembly with dimensions. | ||
| View original record | L_C.2 23 3/4 | ||
| img005 | Blueprint drawing of a mechanical housing component with dimensions. | ||
| View original record | 17 1/2 8 3/4 23 1/4 32 | ||
| img006 | Blueprint detailing the dimensions, radii, and drilling specifications for a shaped component. | ||
| View original record | DRILL .316 DIA. ('O' DRILL), C'SINK .10" DEEP x 120° INCL., Dimensions and Annotations:, .550, 3.562", 3.437", .780", .656", .625", .25", .10" R., .156 R MAX, .20", .187" R., 6°, 4°, .51" R., .32" R.,… | ||
| img007 | Blueprint cross-section of a circular mechanical part with dimensional annotations. | ||
| View original record | 7.9" P.C.D, +.575, -.560, 1.25" DIA., .75", .45", 2.15", 1.4 R, 12.75" DIA | ||
| img008 | Blueprint of a formed metal component with dimensional details. | ||
| View original record | .244" .160" .091" .030" .25" R .130" R .720" 30° R 1.125" P.C.D. .06" R 1.75" P.C.D. .08" R DIMENSIONS NOT LIMITED ARE SUBJECT TO A TOLERANCE OF ± .005" TEMPLEWOOD ENGINEERING CO LTD SLOUGH. BUCKS. | ||
| img010 | Blueprint showing dimensional specifications for a large circular component. | ||
| View original record | 6.5 P.C.D 5.06 2.005 90' 14.41' DIA. (CIRCUMFERENCE 45.28') 15.985' 15.955' DIA (CIRCUMFERENCE 50.217' / 50.123') | ||
| img011 | Blueprint for a road wheel with material and weight specifications. | ||
| View original record | TO BE ANODISED ALL OVER BEFORE PAINTING ALUMINIUM WHEEL AS DRAWN WEIGHS 11 LBS. STEEL WHEEL OF APPROX. SAME STRENGTH WEIGHS ROAD-WHEEL 5.50 - 16 TYRE | ||
| img012 | Blueprint detailing a section of a mechanical assembly with curved components. | ||
| View original record | 86/1.5.14 4557 | ||
| img013 | Blueprint showing geometric layouts and circular patterns. | ||
| View original record | ", | ||
| img014 | Blueprint detailing the specifications for a valve hole on a circular component. | ||
| View original record | HOLE FOR VALVE .633" .618" DIA. 14 1/2 LB. SK. 101 A.d.S 3-11-38 | ||
| img015 | Performance graph for a Lagonda V12 engine with an air silencer fitted under specific backpressure conditions. | ||
| View original record | LAGONDA V12 ENGINE. 75 x 84.5 C.R. 7:1 CARBS. ROAD SETTING AIR SILENCER FITTED. BACK PRESSURE ON TEST BED 2LBS/IN² BACK PRESSURE ON CAR 5LBS/IN² MECHANICAL LOSSES (ZHF) R.P.M. 28. 11. 37 #2 | ||
| img016 | Letter to Lagonda Motors discussing the weight and performance characteristics of the Phantom III engine unit. | ||
| View original record | 1104 Rm6/R. 17th January, 1938. S.S. Tresilian, Esq., Lagonda Motors Ltd., STAINES, Middlesex. Many thanks for your note and power curve. As I told you, our P.III unit complete with all electrical… | ||
| img017 | Letter from Templewood Engineering Co. Ltd. proposing a scheme for developing light alloy brake drums. | ||
| View original record | 1028 Telephone: SLOUGH 22048 DIRECTORS: S. SANDERS S. S. TRESILIAN, B.A., A.M.I.A.E., M.S.A.E., M.A.S.M.E. A. C. BERTELLI (Formerly Italian) L. JACKSON TEMPLEWOOD ENGINEERING CO. LTD., 490, IPSWICH… | ||
| img018 | Letter to S. H. Grylls, Esq. discussing solders, temple construction, and a failed experimental test. | ||
| View original record | - 2 - S. H. Grylls, Esq. exactly be described as a stressed joint. We have several solders which we would like to try here and can get some others to try from a firm we know in Switzerland. With… | ||
| img019 | Letter to S.S. Tresilian of Templewood Engineering regarding sending drums and liners, and mentioning a 12-cylinder Lagonda. | ||
| View original record | C R / M P M 1028 Rey/Gry.8/MH. 1st. July 1938. S.S.Tresilian, Esq., Templewood Engineering Co. Ltd., 490, Ipswich Road, Trading Estate, Slough, BUCKS. Dear Tan., We are far more struck by the… | ||
| img020 | Request to despatch two Bentley brake drums and two liners to Templewood Engineering Co. for special assembly. | ||
| View original record | 1028 D/BP. from Rm/AFM. o. G/Mt. Rm/AFM4/R.13.7.38. BENTLEY BRAKE DRUMS. Will you please despatch to the Templewood Engineering Co., Ltd., Slough, for the attention of S.S. Tresilian, Esq., two brake… | ||
| img021 | Letter to Templewood Engineering regarding the process of gluing a liner into an aluminium drum. | ||
| View original record | 1028 Rm/AFMS/R. 13th July, 1938. S.S. Tresilian, Esq., Templewood Engineering Co.,Ltd., 490, Ipswich Road, S L O U G H. Dear Tresilian, I hear that you now think you know how to glue a liner into an… | ||
| img022 | Letter from Paul Quinn Ltd. regarding rubber-mounted flywheels and synthetic rubber gaskets. | ||
| View original record | 1110 DIRECTORS: K. L. WATSON, F.C.A., P. QUINN, (AMERICAN), S. S. TRESILIAN, B.A., A.M.I.A.E., M.S.A.E, M.A.S.M.E. TELEPHONES: SLOUGH 1679. 22412. TEMPLE BAR 8554. 8555 8324 PAUL QUINN, LTD.… | ||
| img023 | Letter from Paul Quinn Ltd to S. H. Grylls about the production of cheaper gaskets and tinning cast iron brake drums. | ||
| View original record | PAUL QUINN LTD. PAGE 2. 6/9/38. S. H. Grylls, Esq. are being made for the production of these gaskets which we think will obviously work out at much cheaper than the normal type. Looking forward to… | ||
| img024 | Cross-sectional drawing of a mechanical assembly featuring a 'Hibudine' bonded element. | ||
| View original record | 'HIBUDINE' BONDED | ||
| img025 | Blueprint of a cross-section for a rubber-mounted component. | ||
| View original record | EL RUBBER MOUNTED. DRG No T | ||
| img026 | Blueprint of a circular spoked mechanical component. | ||
| View original record | ", | ||
| img027 | Blueprint of a spoked circular component. | ||
| View original record | DRAWN BY C N B CHECKED BY APPROVED BY DATE 25.10.38 PAUL QUIN IPSWICH RS. C.N.B. 25. | ||
| img028 | Inquiry to Messrs. Paul Quinn, Ltd. regarding the feasibility and material properties of mounting a flywheel on rubber. | ||
| View original record | 1110 C. Gry. Experimental Dept. Rm/NRC.2/MH. 8th. September 1938. Messrs. Paul Quinn, Ltd., 490, Ipswich Road, Slough Trading Estate, Slough, BUCKS. For the attention of Mr. Tresilian. Dear Sirs, Mr.… | ||
| img029 | Letter from Templewood Engineering Co. Ltd. regarding the testing of forged magnesium pistons and making experimental forgings. | ||
| View original record | Telephone: SLOUGH 22248 DIRECTORS: S. SANDERS F. L. TRETHEWEY, B.A., A.M.I.A.E., M.S.A.E., M.A.S.M.E. A. C. BERTELLI (Formerly Italian) L. JACKSON TEMPLEWOOD ENGINEERING CO. LTD., 490, IPSWICH ROAD,… | ||
| img030 | Letter from Paul Quinn Ltd. concerning a rough scheme for mounting a flywheel on rubber bushes. | ||
| View original record | 1110 DIRECTORS: K. L. WATSON, F.C.A. P. QUINN (BRITISH). S. S. TRESILLIAN, B.A., A.M.I.A.E., M.S.A.E. PAUL QUINN LTD. MANUFACTURERS OF 'HIBUDINE' SYNTHETIC RUBBER HEAD OFFICE: BUSH HOUSE, LONDON,… | ||
| img031 | Letter from Paul Quinn Ltd. discussing a heat-resistant material for flywheel and clutch applications. | ||
| View original record | PAUL QUINN LTD. PAGE 2. 20/10/38. This material is unaffected by engine oil and is perfectly capable of withstanding temperatures up to 180°C. with no change in its characteristics. The design we send… | ||
| img032 | Letter to Templewood Engineering Co., Ltd. discussing the trial of forged magnesium pistons and comparing piston designs. | ||
| View original record | 1256. Rm5/R. 26th October, 1938. S.S. Tresilian, Esq., Templewood Engineering Co.,Ltd., 490, Ipswich Road, SLOUGH, Bucks: Dear Tan., Referring to our conversation the other day, we shall be perfectly… | ||
| img033 | Letter regarding an alternative flywheel construction scheme using bonded 'Hibudine' synthetic rubber. | ||
| View original record | 1110 DIRECTORS: K.L. WATSON, F.C.A. K. QUINN (AMERICAN). S. S. TRESILIAN, B.A., A.M.I.A.E., M.S.A.E., M.A.S.M.E. PAUL QUINN LTD. MANUFACTURERS OF 'HIBUDINE' SYNTHETIC RUBBER HEAD OFFICE: BUSH HOUSE,… | ||
| img034 | Cross-sectional blueprint of a mechanical assembly with material and function annotations. | ||
| View original record | BONDED HIBUDINE FLEX TORSIONALLY & LATERALLY NOT BONDED BAKELITE F.12000 OR HARD HIBUDINE | ||
| img035 | Blueprint showing a cross-section of a mechanical component and joint assembly. | ||
| View original record | PAUL QUINN LTD 898 | ||
| img036 | Letter to Paul Quain Ltd. discussing two alternative schemes for a flexible flywheel. | ||
| View original record | 1110 EXPERIMENTAL DEPARTMENT. RmHC.10/JH. 1st. November, 1938. Paul Quain Ltd., Ipswich Road, Trading Estate, Slough, BUCKS. For the attention of Mr. Tressilian. Dear Sir, re Flexible Flywheel. We… | ||
| img037 | Diagrammatic sketch of a detachable wheel part, suggesting a modification for moulding. | ||
| View original record | THIS PART COULD BE MADE DETACHABLE FROM WHEEL IF ESSENTIAL FOR MOULDING DIAGRAMATIC SKETCH LETTER RhNRC10/JH 1-2-37 | ||
| img038 | Letter to Templewood Engineering Co., Ltd. discussing issues with aluminium brake drums and potential solutions. | ||
| View original record | 1028 Rm/APM1/R. 1st November, 1938. Templewood Engineering Co.,Ltd., 490, Ipswich Road, Trading Estate, SLOUGH, Bucks. (For the attention of S.S. Tresilian, Esq.) Dear Sirs, We understand that you are… | ||
| img039 | Letter to Templewood Engineering Co., Ltd. regarding interference fits when casting an aluminium drum around an iron liner. | ||
| View original record | -2- Templewood Engineering Co.,Ltd. Our interference is .026" - .030" on a 12" dia. drum with six times as much aluminium cross sectional area as iron. We understand that you intend to cast the… | ||
| img040 | Letter from Templewood Engineering Co. Ltd. discussing light alloy piston and brake drum manufacturing. | ||
| View original record | 1021 Telephone: SLOUGH 22048 DIRECTORS: S. SANDERS S. S. TRESILIAN, B.A., A.M.I.A.E., M.S.A.E., M.A.S.P.E. A. C. BERTELLI (formerly Italian) L. JACKSON TEMPLEWOOD ENGINEERING CO. LTD., 490, IPSWICH… | ||
| img041 | Letter discussing light alloy pressing techniques for car body work and proposed experiments with Park Ward. | ||
| View original record | Continuation of letter to :- Page 2. W. A. Robotham, Esq. 9/11/38. With regard to body work, a lot of interesting information was brought back on this by Mr. Devereux from his trip to Germany. The… | ||
| img042 | Letter discussing drawings for pistons and a potential collaboration on aluminium body construction with Park Ward. | ||
| View original record | 1221 Rm6/R. 11th November, 1938. S.S. Tresilian, Esq., Templewood Engineering Co.,Ltd., 490, Ipswich Road, Trading Estate, SLOUGH, Bucks Dear Tan., Herewith drawings of our latest split and un-split… | ||
| img043 | Letter to S.S. Tresilian regarding pressing and the status of brake drum drawings. | ||
| View original record | -2- S.S. Tresilian, Esq. What you say about pressing is of the greatest interest. With regard to the brake drums, the drawings are almost completed, and will be sent on in the immediate future. Yours… | ||
| img044 | Letter from Templewood Engineering Co. Ltd. to W. A. Robotham regarding developments in aluminium body construction. | ||
| View original record | Telephone: SLOUGH 22048 1021 TEMPLEWOOD ENGINEERING CO. LTD., 490, IPSWICH ROAD, TRADING ESTATE, SLOUGH, BUCKS. DIRECTORS: S. SANDERS S. E. TRESILIAN, B.A., A.M.I.A.E., M.S.A.E., M.A.S.M.E. A. C.… | ||
| img045 | Letter to S.S. Tresilian of Templewood Engineering Co., Ltd. arranging a meeting. | ||
| View original record | 1021 Rm3/R. 1st December, 1938. S.S. Tresilian, Esq., Templewood Engineering Co.,Ltd., 490, Ipswich Road, SLOUGH, Bucks. Dear Tsn., I was very glad to get your letter. I suggest you come over on… | ||
| img046 | Letter to S.S. Tresilian of Templewood Engineering Co. rescheduling a meeting to discuss a Side Valve exponent. | ||
| View original record | 1021 Rm4/R. 6th December, 1938. S.S. Tresilian, Esq., Templewood Engineering Co., 490, Ipswich Road, Trading Estate, SLOUGH. Bucks: Dear Ten., I find that I cannot now manage Friday, and therefore… | ||
| img047 | Letter from the Experimental Department to Templewood Engineering Co. regarding two arrangement drawings. | ||
| View original record | Tsn. Experimental Dept. Rm/AFM.S/MH. 7th. December 1938. Templewood Engineering Co., 490, Ipswich Road, Trading Estate, Slough, BUCKS. For the attention of S.S.Tresilian, Esq. Dear Sirs, Herewith two… | ||
| img048 | Letter from Templewood Engineering arranging a meeting to see Prestwichs and discuss body-building. | ||
| View original record | TS17. Telephone: SLOUGH 22048 DIRECTORS: S. SANDERS S. S. TRESILIAN, B.A., A.M.I.A.E., M.I.S.A.E., M.A.S.M.E. A. C. BERTELLI (Formerly Italian) L. JACKSON TEMPLEWOOD ENGINEERING CO. LTD., 490, IPSWICH… | ||
| img049 | Short letter to S.S. Tresilian of Templewood Engineering confirming a meeting at Park Wards. | ||
| View original record | Tsn. Rm5/R. 9th December, 1938. S.S. Tresilian, Esq., Templewood Engineering Co.,Ltd., 490, Ipswich Road, Trading Estate, SLOUGH, Bucks. Dear Tsn., Hope to see you and Bertelli noon Park Wards Monday.… | ||
| img050 | Information sheet detailing the weights of an 'M' Series Aerolite piston and Bentley connecting rod. | ||
| View original record | Tsn. INFORMATION FOR Tsn. 13.12.38. (1) Piston Weight (M. Series Aerolite) complete with gudgeon pin and rings = 25.4 ozs. (2) Little end weight of 'M' Series Bentley connecting rod = 6.32 ozs. Big… | ||
| img051 | Letter providing information on Duralumin connecting rods, including testing results and future design considerations. | ||
| View original record | Tsn Rm3/R. 13th December, 1938. S.S. Tresilian, Esq., Templewood Engineering Co., 490, Ipswich Road, SLOUGH, Bucks: Dear Tsn., Herewith the information you require in connection with the Duralumin Rod… | ||
| img052 | Disagreement over magnesium piston drawings and proposing a collaboration. | ||
| View original record | Rm. Pistons. Tsn With reference to magnesium pistons. During my visit to Slough, I showed Tresilian's drawing to Brooks, and the following is the outcome. If it is proposed to make say an Aerolite… | ||
| img053 | Letter detailing drawings for new magnesium pistons and connecting rods, outlining design changes and anticipated weight savings. | ||
| View original record | Telephone: SLOUGH 22248 DIRECTORS: S. SANDERS L. L. TREMLETT, B.A., A.M.I.A.E., M.S.A.E., M.A.S.M.E. A. C. BERTELLI (formerly Italian) L. JACKSON TEMPLEWOOD ENGINEERING CO. LTD., 490, IPSWICH ROAD,… | ||
| img054 | Continuation of a letter to W. A. Robotham regarding piston and connecting rod design, materials, and stress analysis. | ||
| View original record | Continuation of letter to :- Page 2, W. A. Robotham, Esq. 18/1/39. diameter of the cutter which can be got in to take metal out of the inside of the heads, enabling weight saving in the piston. One… | ||
| img055 | Letter discussing connecting rod design, materials, and production considerations. | ||
| View original record | Continuation of letter to :- W. A. Robotham, Esq. Page 3. 18/1/39. We have reduced the connecting rod bolt stresses from 30,800 lbs. per sq. in. to 24,200 lbs. per sq.in. at 5,000 R.P.M. We suggest… | ||
| img056 | Letter to W. A. Robotham discussing piston production, brake drum experiments, and a light alloy body framework. | ||
| View original record | Continuation of letter to :- W. A. Robotham, Esq. Page 4. 18/1/39. The equipment we have at High Duty Alloys Ltd. is not adapted for mass production of pressings of pistons, and Mr. Devereux is… | ||
| img057 | Blueprint showing a cross-section and side view of an engine piston. | ||
| View original record | MACHINE WHERE MARKED F GENERAL DRAW ON ST A F | ||
| img058 | Blueprint showing an inverted plan view and a cross-section of a circular component. | ||
| View original record | INVERTED PLAN VIEW SECTION AA F E | ||
| img059 | Blueprint drawing of a piston showing a full view and a cross-section view. | ||
| View original record | MACHINE WHERE MARKED "F" GENERAL DRAW ON STAMPING 1 1/2° A B | ||
| img060 | Blueprint drawing showing a cross-section of a piston. | ||
| View original record | ESTIMATED WEIGHT OF PISTON 13.8 OZS B ALTERATIONS ISSUE DESCRIPTION DATE | ||
| img061 | Blueprint displaying sectional views (A.A, B.B, C.C) of a circular component. | ||
| View original record | SECTION A.A SECTION CC SECTION B.B C F ALTERATIONS | ||
| img062 | Blueprint drawing of a Magnesium Alloy Piston. | ||
| View original record | INVERTED PLAN STAMPING DRG Nᵒ 130 TITLE MAG ALLOY PISTON FOR ROLLS ROYCE LTD (REDESIGNED AS MAG. STAMPING FROM THEIR DRG.E60632) TEMPLEWOOD ENGᴺᴳ Co. LTD SLOUGH, BUCKS. MATERIAL: MAGNESIUM ALLOY SPECN… | ||
| img063 | Letter discussing the design, testing, and costs of connecting rods and pistons. | ||
| View original record | Rm3/R. 19th January, 1939. S.S. Tresilian, Esq., Templewood Engineering Co., 490, Ipswich Road, Trading Estate, SLOUGH, Bucks. Dear Tan., Many thanks for your letter of the 18th January, together with… | ||
| img064 | Request from Templewood Engineering for a standard Bentley chassis drawing to create a wooden dummy for a Park Ward body frame. | ||
| View original record | Telephone: SLOUGH 1388 DIRECTORS: L. SANDERS S. E. TREGONING, B.A., A.M.I.A.E., M.I.A.E., M.A.S.M.E. A. C. BERTELLI (formerly Bentley) L. JACKSON TEMPLEWOOD ENGINEERING CO. LTD., IPSWICH ROAD, TRADING… | ||
| img065 | Letter to S.S. Tresilian of Templewood Engineering Co. regarding a coach builder's drawing for a Bentley chassis. | ||
| View original record | Rm/Gry.5/MH. 1st. February, 1939. S.S.Tresilian, Esq., Templewood Engineering Co., 490, Ipswich Road, Trading Estate, Slough, BUCKS. Dear Tsn., Herewith coach builders drawing of the present type… | ||
| img066 | Letter addressing an allegation of an information leak concerning a new streamline Bentley model. | ||
| View original record | Jsn. Telephone: SLOUGH 22048 DIRECTORS: S. SANDERS S. S. TRESLIAN, B.A., A.M.I.A.E., M.I.S.A.E., M.A.S.M.E. A. C. BERTELLI (Formerly Italian) L. JACKSON TEMPLEWOOD ENGINEERING CO. LTD., 490, IPSWICH… | ||
| img067 | Private letter addressing an information leak about a projected motor-car and a subsequent inquest. | ||
| View original record | Ten. RM11/R. 23rd March, 1939. PRIVATE. S.S. Tresilian, Esq., Templewood Engineering Co.,Ltd., 490, Ipswich Road, Trading Estate, SLOUGH, Bucks. Dear Ten., It is quite correct that a sensation was… | ||
| img068 | Letter to S.S. Tresilian concerning responsibility for an information leak. | ||
| View original record | -2- S.S. Tresilian, Esq. 23.3.39. I can assure you that in view of our remarks neither I, nor anyone on my staff, consider that you are in any way responsible for the leakage of information about… | ||
| img069 | Letter to S.S. Tresilian of Templewood Engineering regarding the use of aerolite magnesium pistons to reduce weight. | ||
| View original record | Tsn Rm7/R. 24th March, 1939. S.S. Tresilian, Esq., Templewood Engineering Co.,Ltd., 490, Ipswich Road, Trading Estate, SLOUGH, Bucks: Dear Tsn., With reference to your letter of January 18th, we… | ||
| img070 | Letter from Templewood Engineering regarding delays to a work programme, factory changes, and progress on brake drum testing. | ||
| View original record | TSn. Telephone SLOUGH 23048 DIRECTORS: S. SANDERS S. S. TRESILIAN, B.A., A.M.I.A.E., M.S.A.E., M.A.S.M.E. A. C. BERTELLI (Formerly Italian) L. JACKSON TEMPLEWOOD ENGINEERING CO. LTD., 490, IPSWICH… | ||
| img071 | Continuation of a letter to W. A. Robotham discussing developments with cast iron liners and magnesium pistons. | ||
| View original record | Continuation of letter to :- W. A. Robotham, Esq. Page 2. 25/5/39. cast iron liner, but think we now have this taped. The aluminium has to be cast on to the iron hot in a die, and an oxide film forms… | ||
| img072 | Letter to S.S. Tresilian of Armstrong Siddeley Motors discussing personal matters, post-war aluminium prices, and by-pass filters for Merlin engines. | ||
| View original record | Ton Rm.7/MH. 12th. December, 1939. S.S.Tresilian, Esq., Messrs. Armstrong Siddeley Motors Ltd., COVENTRY. Dear Tresilian, How are you getting on in your new job ? I spent the week-end with Devereux… | ||
| img073 | Letter to S.S. Tresilian regarding an expert on filtration and an invitation to the factory. | ||
| View original record | S.S.Tresilian, Esq. -2- 12th. December, 1939. If he comes along to your place you might do worse than have a chat with him as he is a bit of an expert on filtration generally. Come and look us up at… | ||
| img074 | Letter from Armstrong Siddeley Motors discussing oil filter research, the future of aluminium and magnesium in transport, and project delays due to the war. | ||
| View original record | [Handwritten top right]: Thsn CONTRACTORS TO H. M. GOVERNMENT ARMSTRONG SIDDELEY MOTORS LIMITED MANUFACTURERS OF AERO ENGINES AND HIGH GRADE MOTOR CARS COVENTRY PHONE: COVENTRY 4061 WIRES: SIDARM… | ||
| img075 | Graph plotting Brake Horsepower and Brake Mean Effective Pressure, comparing performance with test bed silencers versus road silencers. | ||
| View original record | B.H.P. B.M.E.P. SHEET I FIGURES PROVIDED BY JHR. ② CLUTCH H.P. WITH TEST BED SILENCERS FITTED. ① CURVE DERIVED FROM ACCELERATION FIGURES OBTAINED ON THE ROAD. I.E. IT IS A CLUTCH H.P. CURVE FOR A UNIT… | ||
| img076 | Performance graph comparing the B.M.E.P. of a B.80 engine and a 12 Cylinder Lagonda engine. | ||
| View original record | 12 CYL LAGONDA A THESE CURVES REPRESENT A DIRECT COMP-ARISON BETWEEN B.80 AND 12 CYL LAGONDA.. B.M.E.P. MEAN PIS CURVE LABELS: A, B, C Y-AXIS VALUES: 120, 110, 100, 90, 80, 70 X-AXIS VALUES (MULTIPLE… | ||
| img077 | Graph comparing the Brake Mean Effective Pressure (B.M.E.P.) of a Bentley B80 engine against a 12-cylinder Lagonda engine. | ||
| View original record | MD BENTLEY B80. A) B.M.E.P. OF ENGINE UNIT B.80 No.3 IN CHASSIS 11 B 5 FITTED WITH TWIN EXHAUST SYSTEM AND AIR SILENCER i.e. CURVE REPRESENTS ROAD CONDITIONS. B) B.M.E.P. OF 12 CYL. LAGONDA. THE CURVE… | ||
| img078 | Performance and petrol consumption test results comparing a Duplex Stromberg and 3 SU carburettors on a Bentley 11 BI car. | ||
| View original record | EV CG JNR/BCTS 6 copies please 30-5-40. Bentley Car 11 B I Unit B80 No 3L + Lagonda file We have carried out our performance and petrol consumption tests on 11 B I car with a Duplex Stromberg carb… | ||
| img079 | Constant speed petrol consumption tests, detailing issues encountered and comparing results with a Lagonda. | ||
| View original record | 2/ During our constant speed petrol consumption tests with the Stromburg carb, we were considerably handicapped on our Six Hills test road by the number of Army lorry convoys travelling southwards,… | ||
| img080 | Comparison of fuel consumption figures between Stromberg and 3 SU carburettors, including road test data and engine setup details. | ||
| View original record | The following are the figures:- Stromberg 3 SU's 20 MPH. = 18.24 MPG. ? - 19.44 MPG. 30 " = 19.16 " ? - 16.75. " 40 " = 16.33 " - 16.57. " 50 " = 15.41 " - 15.00. " 60 " = 14.16 " - 14.41. " 70 " =… | ||
| img081 | Vehicle test parameters including rear axle ratio, tyre size, and fuel type. | ||
| View original record | ⑤ Rear axle ratio 3.73 : 1. ⑥ Tyres 6.50 x 16. All tests run on POOL SPIRIT. RM/WYM. [Illegible handwritten text] | ||
| img082 | Competitor publicity from Lagonda and suggesting a counter-publicity effort. | ||
| View original record | 43 To - Rm. Lov/Cr.1/ET.2.10.40. I do not know if you have time these days to peruse the Motor and Autocar so I am therefore enclosing cuttings which represent a fortnights publicity obtained by… | ||
| img083 | Article from 'The Motor' magazine detailing a road test of a V12 Lagonda titled 'Trial by Jury'. | ||
| View original record | The Motor 140 September 18, 1940. TRIAL BY JURY By Laurence Pomeroy, Junr. FEW cars have been so quickly acknowledged to be in the front rank as the V12 Lagonda. Since its introduction The Motor has,… | ||
| img084 | Magazine page from 'The Motor' detailing wartime automotive accessories and services, including blackout light masks, gas conversions, and instalment plans for overhauls. | ||
| View original record | September 18, 1940. 139 The Motor NEW ACCESSORIES & EQUIPMENT Masking a Road Light A ROAD lamp which for many years has enjoyed considerable popularity is the Notek. This gives a wide-spread… | ||
| img085 | Magazine article from 'The Motor' detailing a road test of a 100 m.p.h. car. | ||
| View original record | September 18, 1940. 141 The Motor A 100 m.p.h. Car Tested by a Panel of Sceptical Enthusiasts [Image of a car, license plate JPF 407] WIND RESISTANCE. This picture shows that the Lagonda is… | ||
| img086 | Road test article titled 'Trial By Jury' from 'The Motor' magazine, reviewing a Lagonda car. | ||
| View original record | The Motor 142 September 18, 1940. Contd. Trial By Jury PRACTICAL FEATURES. This view shows well the luggage accommodation, the twin filler caps to the 20-gallon rear tank and the dummy spare wheel… | ||
| img087 | Article from 'The Autocar' magazine reviewing a twelve-cylinder Lagonda of the latest type. | ||
| View original record | The Autocar September 20th, 1940. JUST FOR ONE DAY An Inspiring Occasion, Due to a Twelve-cylinder Lagonda of the Latest Type By H. S. LINFIELD IT is possible at intervals to find a snatch of the old… | ||
| img088 | Page from a 1940 motoring magazine with articles on wartime motoring activities and a general knowledge quiz. | ||
| View original record | The Autocar, September 20th, 1940 257 EVERYWHERE whereby further possible damage from "dragging" is likely to be avoided. The Smith Group Spitfire DURING August the S. Smith and Sons (Motor… | ||
| img089 | Continued magazine article from 'The Autocar' reviewing a Lagonda car's performance and handling. | ||
| View original record | September 20th, 1940. The Autocar 289 JUST FOR ONE DAY (CONTINUED) were better than any given by any other type of car, their value in the history of development is obvious. It would have been a great… | ||
| img090 | Page from 'The Autocar' magazine featuring a collection of short articles and anecdotes titled 'Disconnected Jottings'. | ||
| View original record | 290 The Autocar September 20th, 1940. “MEN OF LIMITED INTELLIGENCE GENERALLY CONDEMN EVERY” DISCONNECTED JOTTINGS Sweethearts and Wives, Please Note AFTER the last war many young automobile engineers… | ||
| img091 | Magazine article from 'The Motor' featuring a 12-cylinder Lagonda with a Lancefield streamline body. | ||
| View original record | Imitation is the sincerest form of flattery. The Motor 138 September 25, 1940. In The News—Contd. LATEST IN SPORTS CARS. A 12-cylinder Lagonda short-chassis fitted with a Lancefield streamline body,… | ||
| img092 | Page from 'The Motor' magazine, issue 157, featuring news articles on wartime motoring conditions. | ||
| View original record | September 25, 1940. 157 The Motor THE NEWS Offer a Lift MOTORISTS are asked to give lifts to people who are stranded at bus and tram stops or tube stations during the present emergency conditions. A… | ||
| img093 | Article from 'The Autocar' magazine describing a special streamlined twelve-cylinder Lagonda saloon with a four-carburettor engine. | ||
| View original record | September 27th, 1940. The Autocar 327 "TALKING OF SPORTS CARS" A Streamlined Lagonda Twelve-cylinder Short Chassis With a Four-carburettor Engine ONLY recently an article was published in The Autocar… | ||
| img094 | Page from 'The Autocar' magazine featuring reader queries and replies on topics including crashed speedometers, tyre replacements, and specific car model experiences. | ||
| View original record | The Autocar September 27th, 1940. SOME QUERIES and REPLIES ADVICE to readers is freely given by The Autocar on all matters relating to cars and motoring. Each week a small selection of these questions… | ||
| img095 | Article from 'The Autocar' magazine about a special streamlined Lagonda twelve-cylinder car. | ||
| View original record | September 27th, 1940. The Autocar. 377 "TALKING OF SPORTS CARS" A Streamlined Lagonda Twelve-cylinder Short Chassis With a Four-carburettor Engine ONLY recently an article was published in The Autocar… | ||
| img096 | Advertisement for the Bentley 'Silent Sports Car' from 'The Autocar' magazine. | ||
| View original record | SEPTEMBER 27TH, 1940 The Autocar Advertisements 1 BENTLEY THE SILENT SPORTS CAR THE luxurious Bentley is known as the 'Silent Sports Car' and this marque certainly justifies the slogan. Its… | ||
| img097 | Page of advertisements from 'The Autocar' magazine for battery chargers and tyre pressure equipment. | ||
| View original record | 2 Advertisements The Autocar SEPTEMBER 27TH, 1940 Left Advertisement: A.C. OUTLET 5-AMP PLUG EARTH AMMETER WAR CONDITIONS ARE HARD ON YOUR BATTERY A Few Coppers a Week will keep your Battery in… | ||
| img098 | Competitor publicity from Lagonda and suggesting opportunities for press on their own products. | ||
| View original record | 43 To Cx. from Hm. Copy to Sg. Hm.10/PT.4.10.40. Re: JOHN WALLACE. LAGONDA. ------------------------ Thank you for Cx.6/AW.1.10.40. We had observed this article in The Motor. The body that Lagondas… | ||
| img099 | Letter discussing the Streamline Bentley, a rival 12-cylinder Lagonda, and competition at the Motor Show. | ||
| View original record | [Handwritten Signature] [Handwritten Initials: Rm] Cx6/KW1.10.40. I think perhaps you would be interested to know that our Streamline Bentley, which was to have been exhibited on our Stand at the… | ||
| img100 | Page from 'The Motor' magazine featuring a Lagonda V12 with a Lancefield streamlined body and an article on fluid drive systems in American cars. | ||
| View original record | The Motor 158 September 25, 1940. In News -Contd. LATEST IN SPORTS CARS. A 12-cylinder Lagonda short-chassis fitted with a Lancefield streamline body, which was intended as an exhibit at last year's… | ||
| img101 | Motoring news page from 1940 covering wartime measures for drivers, including petrol allowances, car modifications, and tyre recycling. | ||
| View original record | September 25, 1940. 157 The Motor THE NEWS Offer a Lift MOTORISTS are asked to give lifts to people who are stranded at bus and train stops or tube stations during the present emergency conditions. A… | ||
| img102 | Streamlined Lagonda's body design and recent publicity, comparing it to a Bentley. | ||
| View original record | To Cx. From Hs. Copy to Sg. Re: STREAMLINED LAGONDA. -------------------- Thank you for Cx.6/KW.1.10.40. We had observed this article in The Motor. The body that Lagondas have fitted appears to be… | ||
| img103 | Timing and strategy for releasing publicity about the B V model and other vehicles. | ||
| View original record | C. to Rm. Streamlined Lagonda. You received a copy of Rm's note of the 4th October, in which he drew attention to the publicity that Lagonda's had received recently in "The Motor" and "The Autocar",… | ||