Rolls-Royce Archives
| Identifier | Entry | ||
| scan0001 | Departmental memo regarding the rectification of noisy silencers on cars already on the road. | ||
| View original record | R.R. 348A (100 H) (M 42. 10.2.10). E P. 6019. X442 DEPARTMENTAL MEMO. Issued 15th December 1910 This column is for Name of Person addressed. F.H.R. DATE. 15/12/10 Re Silencers. CJ17/D151210 With… | ||
| scan0002 | Urgent memo requesting a modification to the silencer exit nozzle to stop a booming noise in closed cars. | ||
| View original record | R.R. 235A (100H) P 723. 23.II.10) E.P. 7957. 21st December 1910 Mr. Nadin. 21/12/10 R1/D211210 Please get off at once pattern for exit nozzle on silencer so as to give opening 1/4" wide instead of… | ||
| scan0003 | To Mr. Swetnam to investigate making the exhaust pipes straight instead of bent. | ||
| View original record | N7/B51011. 5th October 1911 Mr. Swetnam 5-10-11 Will you please investigate as to whether the exhaust pipes running from the malleable iron box into the first silencer below the crankchamber, cannot… | ||
| scan0004 | Meeting minutes discussing explosions in silencers and proposed throttle and nozzle modifications. | ||
| View original record | RF 415A (100 H) (X 361. 28.11.11) G. 2195. SILENCERS. 61st Meeting Oct. 20th.11. Explosions in the silencer. Minute of 32nd Meeting. Mr Hallam pointed out that a number of customers are complaining re… | ||
| scan0005 | Meeting minutes discussing modifications to silencer and exhaust pipe designs. | ||
| View original record | S. 235 (100H (M 96. 24.2.10) E.P. 6128. Silencers Contd. (2) Mr Swetnam submitted a drawing showing this nozzle attached to the side of the silencer instead of underneath. It was suggested that a… | ||
| scan0006 | Procedure for power testing cars by dismantling the exhaust system. | ||
| View original record | R.R V35a (100 r) (P.P. 66. 26.10.12 G 9089) COPY. X442 Le Canadel, 5th March 1912. Copy Sent Technical Committee. When testing any cars for power ( especially those not our make ) we should note the… | ||
| scan0007 | Technical description and illustration of the 'Nest-o-Cups' silencer. | ||
| View original record | [Handwritten, top left] The Autocar [Handwritten, left margin, vertical] Exhaust [Handwritten, above title] 660 [Title] The “Nest-o-Cups” Silencer. [Subtitle] A Series of Expansion Chambers with… | ||
| scan0008 | Silencer bracket made in aluminium to reduce weight. | ||
| View original record | Header: R.R. 51 (2 1/2 H) (X. 435. 14.12.11) G. 2227. Top Handwritten: #1345 (crossed out), 442 (crossed out), Section 1300. Description Line: Description Silencer bracket in Aluminium. to reduce… | ||
| scan0009 | The failure of an aluminium silencer bracket after a 300-mile test. | ||
| View original record | EP60/T18512. X 442 May 18th. 1912. Mr Barrington for T.C. *345 RE ALUMINIUM SILENCER BRACKET. With reference to the above bracket, Drawing No E566 handed to Experimental Dept on April 24th, and in… | ||
| scan0010 | Investigation into why Colonial type silencers are noisy and how they can be cured while maintaining ground clearance. | ||
| View original record | R.R. 512 (2 1/2 H) (X. 435. 14.12.11) G. 2227. Section 1300.X442 Description: Colonial type silencers why noisy, how can be cured. (+ still ground clearance) Date: 6/1/12 REPORT: Instrs by EP. | ||
| scan0011 | Article on the theory and construction of exhaust silencers from 'The Autocar' magazine. | ||
| View original record | THE AUTOCAR, July 13th, 1912. 69 Silencers. The Theory and Construction of Devices Designed to Reduce the Noise of the Exhaust. THE recent Local Government Board pronouncement that the use of a… | ||
| scan0012 | Article from 'The Autocar' magazine discussing the design principles and various types of vehicle exhaust silencers. | ||
| View original record | 70 THE AUTOCAR, July 13th, 1912. Silencers. Since the question is obviously one of reducing speed, in order to obtain a practicable length of pipe it becomes at once clear that the cooling of the… | ||
| scan0013 | Article from 'The Autocar' magazine discussing the design and principles of various automobile silencers with diagrams. | ||
| View original record | THE AUTOCAR, July 13th, 1912. 71 Silencers. It has often been said that the reason an engine fitted with a silencer (provided the latter be properly designed) will give more power than one exhausting… | ||
| scan0014 | Article from 'The Autocar' magazine discussing and comparing various designs of automobile silencers. | ||
| View original record | 72 THE AUTOCAR, July 13th, 1912. Silencers. The Ford silencer is shown in fig. 5. It consists of three concentric chambers, through which the gas flows successively via large exit holes (a single one… | ||
| scan0015 | Page from The Autocar magazine discussing and illustrating various designs of automobile silencers. | ||
| View original record | THE AUTOCAR, July 13th, 1912. 73 Silencers. care should be taken to prevent the plug from coming loose, which it is quite liable to do under the combined effects of pressure, water vapour, heat and… | ||
| scan0016 | Article from 'The Autocar' magazine discussing and illustrating various designs of engine silencers. | ||
| View original record | 74 THE AUTOCAR, July 13th, 1912. Silencers. The Sunbeam silencer (fig. 19) is likewise open to a similar objection. There are two parallel pipes, after passing through the first of which the gases… | ||
| scan0017 | Instructions for a silencer and exhaust scheme suggested by Mr. Royce. | ||
| View original record | R.R 300 (6 B) (X 199. 5.1.12) G. 2285. 3006 ROLLS-ROYCE LIMITED. E INSTRUCTIONS. To: Mr. Barington Customer's No. Order No. Re: Please receive herewith for Transmission to Mr. Royce a scheme for… | ||
| scan0018 | To Mr. Royce regarding a new exhaust pipe scheme for large and small petrol tanks. | ||
| View original record | Mr Royce Re Exhaust Pipe to rear of chassis suit-able for large as well as small Petrol Tanks. I send you herewith Mr Elliott's scheme in which he brings the exhaust pipe at the side of the tank… | ||
| scan0019 | Design of a silencer's swan neck and drain plug. | ||
| View original record | R.R. 235 A (150 H) (V.V. 522. 10.2.14) G. 0345. COPY. X442 FHR7/H251112 GRAND HOTEL DU CANADEL? Par le Lavandou, (VAR) 25th Nov. 1912. X1189 Mr Johnson from F.H.R. for T.C. With reference to the… | ||
| scan0020 | Experiment testing a Swan Neck Silencer Pipe made of heavier material to cure a booming sound. | ||
| View original record | +442 From Exp. Dept. Copies for: Mr Johnson. Mr Royce. Mr Nadin. Mr Elliott. Wor/EH17/L16713. July 17th. 1913. Report on Experiment No.171 Swan Neck Silencer Pipe made of heavier material. This was… | ||
| scan0021 | Typed copy of a memorandum regarding a Swan Neck Silencer Pipe and its weight. | ||
| View original record | C O P Y. R4/P9813. August 9th. 1913. J. Wor/SM8/L17713. Wor. Re Swan Neck Silencer Pipe made in heavier gauge. X.171 Na. E. I am very pleased about this as I am anxious not to introduce any extra… | ||
| scan0022 | Noisy colonial silencers. | ||
| View original record | R.R. 512 (2 1/2 H) (X. 435. 14.12.11) G. 2227. Section 1300. OK HA Description: Noisy Colonial Silencers. XU42 Date: 20/7/12 REPORT: What is this like on a covered body. Can noise be cured by… | ||
| scan0023 | Request to issue an X number for fitting an intermediate exhaust pipe E.3350 for testing purposes. | ||
| View original record | R.R. 657. (100H) (VV 24D. 17.12.13) E.P. 5598. ROLLS-ROYCE LIMITED, NIGHTINGALE ROAD, DERBY. TELEGRAMS: "ROYCAR," DERBY. TELEPHONES: 476 (Four Lines). Names and Indicating letter. Initial of person… | ||
| scan0024 | To cancel an old experiment concerning an Intermediate Exhaust Pipe. | ||
| View original record | R.R. 956A (150 H) (V V. 681 12-3-14) G. 0414. K. 1126. Extract from Urgency List of Experiments, E1/G20714, in X.42. ------------------------------------------ X.1126 Intermediate Exhaust Pipe. Please… | ||
| scan0025 | Letter from The Wolsey Engineering Co., Ltd. following up on a sample silencer sent for testing. | ||
| View original record | X44206 Telegrams. Pistons Ipswich. Telephone. 884. THE WOLSEY ENGINEERING Co., Ltd., Automobile Engineers, IPSWICH & HADLEIGH. Specialists in PISTONS and SILENCERS. Directors: E. WHITMAN. R. E.… | ||
| scan0026 | Recommendation to adopt bolted flanges for main silencer unions on future 40/50 HP designs. | ||
| View original record | X442 To E. from Hs. Hs10/LG12.5.24. 40/50 HP. RE. MAIN SILENCER UNIONS. X442 X3436 We recommend that we adopt the bolted flange instead of the large screw nuts on future designs. There is always… | ||
| scan0027 | Epidemic of complaints about rattles and exhaust blows from the main silencer unions. | ||
| View original record | N-W. EP. C O P Y. Br1/H3.5.24. TECHNICAL - 40/50 HP. RE. MAIN SILENCER UNIONS. We have had an epidemic lately of complaints about rattles and exhaust blows from the main silencer unions, several… | ||
| scan0028 | Suggesting an inquiry into a new exhaust box design offered by Mr. Mays-smith. | ||
| View original record | To Hs. from BJ. BJ13/H31.10.24. X442 EXHAUST BOX. I have heard that Mr. Mays-smith, Bank Buildings, 16, St. James's Street, London, S.W.l, has an interest in an exhaust box, which he claims is a new… | ||
| scan0029 | Letter requesting a description and claims made for a specific motor-car exhaust box. | ||
| View original record | X442 Hs/LG3. 1st. Nov. 1924. - Mays-Smith Esq., Bank Buildings, 16, St. James Street, London, S.W.1. Dear Sir, Mr. Basil Johnson has informed us that you are interested in an Exhaust Box for… | ||
| scan0030 | Letter discussing the performance claims of the 'ASPER' Silencer and its potential for Aero Engines. | ||
| View original record | TELE: GERRARD 362. X442 BANK BUILDINGS, 16, St. JAMES' STREET, LONDON, S.W. 1. 4th November, 1924 E.W. Hives Esq. Messrs. Rolls-Royce Ltd. Nightingale Road DERBY. Dear Sir, The Silencer to which Mr.… | ||
| scan0031 | Fitting and adjustment instructions for The Asper Silencer. | ||
| View original record | X4427? FROM. SIR ALFRED MAYS-SMITH, Bank Buildings, 16, St. James' St. S.W.1. ----------------------------------------------------------------- THE ASPER SILENCER ------------------- The Asper… | ||
| scan0032 | Page discussing exhaust welding, silencer performance, and engine power increase. | ||
| View original record | .2. If these results are not obtained then the welding of the exhaust has not been properly done or something in front of the Silencer is impeding its action. The startling change will at once be… | ||
| scan0033 | New form of exhaust silencer for the 'New Phantom' car. | ||
| View original record | Y442 PN4/DN11.5.25. TO Hs FROM PN We were approached recently by Mr.Dunkells, at the time of his ordering one of the "New Phantom" cars, in connection with a new form of exhaust silencer which he is… | ||
| scan0034 | Letter to N.P. Sorrell Straussler requesting a description and drawings of a new Exhaust Silencer. | ||
| View original record | 4442 Hs6/LG. 12th. May 1925. N.P. Sorrell Straussler, Esq., 10/11 Jermyn Street, London S.W.1. Dear Sir, We have been informed by our Mr. P. Northey that you are interested in a new form of Exhaust… | ||
| scan0035 | Telegram arranging a meeting for the experimental department to see Mr. Straussler about an International Silencer. | ||
| View original record | (26618) EM7777 B or C 315 POST OFFICE TELEGRAPHS. CONFIRMATION No. of Telegram 17 Sent 11-21 M. To 1320 By H.C. Office Stamp: DERBY 25 MR 21 Recd. from H.H. Handed 72 10.46 LONDON Z 21 Received here… | ||
| scan0036 | Letter from The International Silencer Company regarding the trial of a 'Ghost' silencer. | ||
| View original record | [Handwritten top right: fu42] The International Silencer Company, Limited. REGISTERED OFFICE: 14, QUEEN VICTORIA STREET, LONDON, E.C.4. TEL. CENTRAL 434. FACTORY: 57, SAMPSON ROAD NORTH, BIRMINGHAM.… | ||
| scan0037 | Letter to The International Silencer Co. refusing to test a silencer without further data and requesting drawings. | ||
| View original record | 442 Hs4/LG. 14th. July 1925. The International Silencer Co., 83, Pall Mall, London S.W.1. Dear Sirs, Referring to your letter of the 30th.ult. We are afraid we cannot go to the expense of testing the… | ||
| scan0038 | Enclosed cutting on a new silencer system from a French technical paper. | ||
| View original record | S/W Hs. 4442 CWB16/GM/20-9-26. SILENCER. I noticed the enclosed cutting which gives some particulars of a silencer system which I have not seen before and which may also be new to you, which I noticed… | ||
| scan0039 | French-language description of a vacuum-acting car silencer. | ||
| View original record | QUELQUES ACCESSOIRES D'AUTO Un « silencieux » agissant par le vide D'UNE manière générale, on peut faire à tous les « silencieux » le reproche d'amortir insuffisamment le bruit de l'échappement, —… | ||
| scan0040 | Expressing skepticism about a silencer design, requesting a working model for evaluation. | ||
| View original record | W/S. CWB. from Hs/Rn. 4422 Hs/Rn2/T1.10.26. SILENCER. With reference to CWEL6/GM20.9.26, we cannot quite follow the principle of the silencer in question, as we have never seen anything similar with… | ||
| scan0041 | The Crane Silencer, quoting a letter from Mr. Crane regarding a muffler and exhaust pipe combination. | ||
| View original record | 4442 S/W. Hs. CWB9/GM/17-12-26. CRANE SILENCER. Further to our conversation of Wednesday on the subject of the Crane Silencer, the following is an extract from a letter received from Mr. Crane a few… | ||
| scan0042 | Requesting an opinion on papers regarding an exhaust silencer handed over by the Secretary of the Royal Aero Club. | ||
| View original record | S/W. Rg. Copy to:- Hs. H442 CWB7/GM/27.3.28. EXHAUST SILENCER. Some two weeks or so ago I sent on some papers regarding an Exhaust Silencer, which had been handed to me by Mr. Perrin, Secretary of the… | ||
| scan0043 | Requesting an opinion on papers about an exhaust silencer from the Royal Aero Club. | ||
| View original record | S/W. Rg. Copy to:- Hs. He. X442 OWB7/GM/27.3.28. EXHAUST SILENCER. Some two weeks or so ago I sent on some papers regarding an Exhaust Silencer which had been handed to me by Mr. Perrin, Secretary of… | ||
| scan0044 | Recommending a silencer for the noisy release air discharge from an SS vacuum pump. | ||
| View original record | To E. from Hs/ACL. c. to BY. c. to Wor. X442 Hs/ACL1/LG23.1.29. SILENCING RELEASE AIR FROM SS. VACUUM PUMP X7510 The release air discharge from the vacuum pump being intermittent is rather noisy and… | ||
| scan0045 | Blueprint detailing the arrangement of a vacuum pump silencer for a super sports engine. | ||
| View original record | V526., 1.250, 1.650 DIA., .218 DIA., SIXTEEN HOLES .062 DIA., SPACED AS SHOWN., SCALE 1/2., ARRANGEMENT OF VACUUM PUMP SILENCER., (SUPER SPORTS ENGINE), UNION FOR EXHAUST PIPE FROM PUMP, WHB, 17.2.22 | ||
| scan0046 | Promotional letter from the Vortex Silencer Company about their exhaust silencer. | ||
| View original record | Telephone: WEMBLEY 3636/7. Telegrams: "VORTEX." WEMBLEY, MIDDX. X442' [STAMP: RECEIVED 19 AUG 1929] 12th August 1929. VORTEX SILENCER COMPANY, LTD. REGISTERED OFFICES: VORTEX HOUSE, WEMBLEY HILL… | ||
| scan0047 | Continuation sheet from Vortex Silencer Co., Ltd. detailing their perfected silencer and patent numbers. | ||
| View original record | VORTEX SILENCER Co., LTD.—Continuation Sheet. - 2 - pressure is almost entirely eliminated. The Vortex Silencer has been perfected after four years of experimental work, and we are now in a position… | ||
| scan0048 | The road test of a cast aluminium silencer system on car 20-EX. | ||
| View original record | To R. from Hs/AJL. c. to Sg. c. to Wor. c. to E. c. to Da. c. to BY. X442. X7230 X442. Hs/AJL1/BE12.11.29. CAST ALUMINIUM SILENCER - 'N' SCH: 2931-35 2947 The exhaust system with a cast aluminium… | ||
| scan0049 | Proposal to improve an exhaust system to reduce spitting and booming noises by modifying the expansion chamber and pipes. | ||
| View original record | (2) Hs/AJL1/BE12.11.29. Spitting noises are not improved by using this front expansion chamber. To improve it we suggest trying a cast aluminium rear end piece in place of the sheetmetal one… | ||
| scan0050 | Letter to The Vortex Silencer Co. Ltd. requesting information on silencers supplied for test purposes on a 20/25 HP car. | ||
| View original record | X442. Expl. Dept. Hs/AJL.1/MJ. May 23rd.1930. The Vortex Silencer Co.Ltd., Vortex House, Wembley Hill Estate, Wembley, MIDDLESEX. Dear Sirs, With reference to the two silencers suitable for our 20/25… | ||
| scan0051 | Letter from Vortex Silencer Company Ltd arranging a meeting in Derby. | ||
| View original record | TELEPHONE: WEMBLEY 3636 " " 3637 X44-1 TELEGRAMS: "VORTEX, WEMBLEY" MIDDX. DIRECTORS A.R. RUBIN COMP. I.E.E CHAIRMAN HAROLD BROOKS F.B. HALFORD F.R.Ae.S ARTHUR G. HAYES VORTEX SILENCER COMPANY LTD… | ||
| scan0052 | Letter from Vortex Silencer Company Ltd. following up on the test of a sample silencer. | ||
| View original record | TELEPHONE: WEMBLEY 3636 " " 3637 " " 3638 DIRECTORS A.R. RUBIN COMP. I.E.E. CHAIRMAN HAROLD BROOKS F.B. HALFORD F.R.Ae.S ARTHUR G. HAYES TELEGRAMS: "VORTEX, WEMBLEY. MIDDX." REGISTERED OFFICES VORTEX… | ||
| scan0053 | Letter to Vortex Silencer Co. Ltd. discussing the results of testing two sample silencers and requesting a quotation. | ||
| View original record | X44 V Expl. Dept. Hs/Lid.3/KT. January 21st. 1931. Vortex Silencer Co. Ltd., Vortex House, Wembley Hill Estate, Wembley, Middlesex. For the attention of L.R. Halford Esq. Dear Sir, Thank you for your… | ||
| scan0054 | Blueprint illustrating the design and airflow of two Vortex silencer types, 'A' and 'B'. | ||
| View original record | VORTEX 'B'. VORTEX 'A' SILENCER. CONSTRUCTION OF VORTEX SILENCER 'A'. EXPANSION CHAMBER. EXPANSION CHAMBER. CONSTRUCTION OF VORTEX 'B' IS SIMILAR WITH EXCEPTION OF DIFFERENT TYPE OF SILENCING UNIT. A.… | ||
| scan0055 | Letter from Vortex Silencer Company Ltd acknowledging successful tests and requesting required quantities for a price quote on 'A' type silencers for 20/25HP and Phantom II models. | ||
| View original record | TELEPHONE: WEMBLEY 3636, 3637, 3638 TELEGRAMS:"VORTEX, WEMBLEY MIDDX." DIRECTORS A.R. RUBIN COMP. I.E.E CHAIRMAN HAROLD BROOKS F.B. HALFORD F.R.Ae.S ARTHUR G. HAYES J44/2/3 VORTEX SILENCER COMPANY LTD… | ||
| scan0056 | Letter to Vortex Silencer Co. Ltd. requesting a price quote for 'A' type silencers for the 20/25 HP and Phantom II models. | ||
| View original record | XU 47. Expl. Dept. Hs/Lid.2/KT. January 27th.1931. Vortex Silencer Co. Ltd. Vortex House, Wembley Hill Estate, Wembley. Middx. For the attention of Mr. L.R.Halford. Dear Sir, Thank you for your letter… | ||
| scan0057 | Acquisition and analysis of a Studebaker car silencer for research purposes. | ||
| View original record | W/N. to Br. from Hs/Lid. 81576. Hs/Lid.4/KT.3.11.31. X3531 cars. We are rather interested in the new Studebaker cars. We understand from local retailers that the only method of trying one is to… | ||
| scan0058 | Letter from Chillcotts Ltd. proposing their 'Cylo' silencers for 1932 productions. | ||
| View original record | Y1276. SOLE U.K. CONCESSIONAIRES FOR "VELLUMOID" SHEET JOINTING SPECIALISTS IN JOINT CUTTING OF EVERY DESCRIPTION THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD CHILLCOTTS LIMITED ENGINEERS AND… | ||
| scan0059 | Advertisement for the Chillcotts 'Cylo' patented silencer. | ||
| View original record | CHILLCOTTS "Cylo" (Patented) Silencer is the of SILENCERS. Manufactured by:— CHILLCOTTS, LIMITED, 240, BLACKFRIARS ROAD, LONDON, S.E. 1. Works: LONDON & COVENTRY. Telephone: HOP 3228. Telegrams:… | ||
| scan0060 | Letter to Messrs. Chillcotts Ltd. requesting information on their silencing system principles and methods of construction. | ||
| View original record | 81276 Expl. Dept. Hs/Rm.3/MJ. November 27th.1931. Messrs. Chillcotts Ltd., 240, Blackfriars Rd., London.S.E.1. Dear Sirs, We thank you for your letter of the 23rd. inst. Before we go further into this… | ||
| scan0061 | Letter from Chillcotts Limited proposing a meeting with their technical engineer to discuss 'Cylo' Silencers. | ||
| View original record | SOLE U.K. CONCESSIONAIRES FOR "VELLUMOID" SHEET JOINTING SPECIALISTS IN JOINT CUTTING OF EVERY DESCRIPTION (Logo: THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD) Handwritten: (Rm 5) 81276.… | ||
| scan0062 | Advertisement page for the patented 'Cylo' Silencer manufactured by Chillcotts, Limited. | ||
| View original record | CHILLCOTTS "Cylo" (Patented) Silencer is the [Musical Notes] of SILENCERS. Manufactured by:- CHILLCOTTS, LIMITED, 240, BLACKFRIARS ROAD, LONDON, S.E.1. Works: LONDON & COVENTRY. Telephone: HOP 3228.… | ||
| scan0063 | Letter to Messrs. Chillcotts Ltd. arranging a visit for Mr. Kirkland. | ||
| View original record | X1276 Hs/Rm.5/AD. November 30th, 1931. Messrs. Chillcotts Ltd. 240, Blackfriars Rd. London, S.E.1. Dear Sirs, Many thanks for your letter of the 28th inst. ref. C/F. Monday December 7th would be a… | ||
| scan0064 | Letter from Chillcotts Limited arranging a visit to discuss 'Cylo' Silencers. | ||
| View original record | SOLE CONCESSIONAIRES FOR "VELLUMOID" SHEET JOINTING SPECIALISTS IN JOINT CUTTING OF EVERY DESCRIPTION THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD Your Ref. Hs/RM.5/AD. Our Ref. C/E 81276… | ||
| scan0065 | Letter from Chillcotts Limited concerning the performance of 'Cylo' Silencers and a proposal for a new model. | ||
| View original record | 81-76. TELEPHONES: HOP 3228. COVENTRY 2732. TELEGRAMS: ERALDACOT, BOROH, LONDON. PATENTEES AND MANUFACTURERS OF "CYLO" EXHAUST SILENCERS "DREADNOUGHT" FOG & SPOT LAMPS. "DREADNOUGHT" BRAKE & CLUTCH… | ||
| scan0066 | Advertisement brochure for the 'Cylo' patented silencer by Chillcotts, Limited. | ||
| View original record | CHILLCOTTS "Cylo" (Patented) Silencer is the [Musical score] of SILENCERS. Manufactured by:- CHILLCOTTS, LIMITED, 240, BLACKFRIARS ROAD, LONDON, S.E. 1. Works: LONDON & COVENTRY. Telephone: HOP 3228.… | ||
| scan0067 | Letter to Chillcotts Ltd. requesting the creation of an experimental silencer for a Phantom II model car. | ||
| View original record | Y 1276.. Hs/Lid.1/KT. Dec. 16th. 1931. Chillcotts Ltd., 240, Blackfriars Road, London. S.E.1. Dear Sirs, Thank you for your letter (ref: C/N.) of the 9th. inst. We should very much like you to make up… | ||
| scan0068 | Letter from Chillcotts Limited acknowledging receipt of a letter and blueprint regarding 'Cylo' Silencers. | ||
| View original record | 81276 SOLE U.K. CONCESSIONAIRES FOR "VELLUMOID" SHEET JOINTING SPECIALISTS IN JOINT CUTTING OF EVERY DESCRIPTION (Logo: THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD) Your Ref. Hs/LID 1/K2. Our… | ||
| scan0069 | Letter from Chillcotts Limited requesting engine specifications to manufacture an experimental silencer for a Phantom II model. | ||
| View original record | X1276. SOLE U.K. CONCESSIONAIRES FOR "VELLUMOID" SHEET JOINTING SPECIALISTS IN JOINT CUTTING OF EVERY DESCRIPTION THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD Your Ref. Hs/LID.1/KT. Our Ref. C/E… | ||
| scan0070 | Letter providing Phantom II engine specifications to silencer manufacturer, Chillcotts Ltd. | ||
| View original record | No. 76. Hs/Lid.3/KT. Dec.22nd, 1931. Chillcotts Ltd., 240, Blackfriars Road, London. S.E.1. Dear Sirs, 'Cylo' Silencers. With reference to your letter of the 21st, inst. we give below the information… | ||
| scan0071 | Letter from Chillcotts Limited acknowledging receipt of a letter regarding 'Cylo' Silencers. | ||
| View original record | N-276 SOLE U.K. CONCESSIONAIRES FOR "VELLUMOID" SHEET JOINTING SPECIALISTS IN JOINT CUTTING OF EVERY DESCRIPTION THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD TELEPHONES: HOP 3228. COVENTRY 2732.… | ||
| scan0072 | Letter from Chillcotts Ltd. regarding the design of 'Cylo' silencers based on a blueprint. | ||
| View original record | 81276. SOLE U.K. CONCESSIONAIRES FOR "VELLUMOID" SHEET JOINTING SPECIALISTS IN JOINT CUTTING OF EVERY DESCRIPTION THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD Your Ref. HS/LID.1/KT. Our Ref. C/F.… | ||
| scan0073 | Letter to Chillcotts Limited regarding the design of a silencer cut-out and enclosing blueprint E.79108. | ||
| View original record | 81276. Hs/Lid.7/KT. January 1st, 1931. Chillcotts Limited, 240, Blackfriars Road, London. S.E.1. Dear Sirs, In reply to your letter C/F. of 31st.Dec, whilst we should very much like to retain the… | ||
| scan0074 | Letter from Chillcotts Limited regarding the design and submission of a suitable 'Cylo' Silencer. | ||
| View original record | SOLE U.K. CONCESSIONAIRES FOR "VELLUMOID" SHEET JOINTING SPECIALISTS IN JOINT CUTTING OF EVERY DESCRIPTION THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD Your Ref. Hs/Lid/7/KT. Our Ref. C/F.… | ||
| scan0075 | Letter to Chillcotts Ltd. regarding progress on a Cylo silencer for the 40/50 model car. | ||
| View original record | R1276. Hs/Lid.7/MA. February 15th, 1932. Messrs. Chillcotts Ltd., 240 Blackfriars Road, London, S.E.I. Cylo Silencers. Dear Sirs, Referring back to previous correspondence between us on the above… | ||
| scan0076 | Letter from Chillcotts Ltd regarding a delay in supplying a sample 'Cylo' Silencer for testing due to an issue with the cut-out part. | ||
| View original record | X1276. SOLE U.K. CONCESSIONAIRES FOR "VELLUMOID" SHEET JOINTING SPECIALISTS IN JOINT CUTTING OF EVERY DESCRIPTION [STAMP: THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD] Your Ref. Hs/Lid/7/MA. Our… | ||
| scan0077 | Letter to Chillcotts Ltd. regarding the production of a sample Cylo silencer for a 40/50 car. | ||
| View original record | 81276. Hs/Lid.5/MA. March 15th, 1932. Chillcotts Ltd., Blackfriars Road, London, S.E.I. Cylo Silencers. Dear Sirs, Further to our letter of 15th. February and with reference to your reply in which you… | ||
| scan0078 | Letter from Chillcotts Limited apologising for a delay in sending a sample silencer due to manufacturing issues. | ||
| View original record | 81276. SOLE U.K. CONCESSIONAIRES FOR "VELLUMOID" SHEET JOINTING SPECIALISTS IN JOINT CUTTING OF EVERY DESCRIPTION THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD Your Ref. Hs/Lid/5/MA. Our Ref. C/F.… | ||
| scan0079 | Letter from Chillcotts Limited regarding a delay and an unsuitable cut-out for a sample Silencer. | ||
| View original record | SOLE U.K. CONCESSIONAIRES FOR "VELLUMOID" SHEET JOINTING SPECIALISTS IN JOINT CUTTING OF EVERY DESCRIPTION THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD Your Ref. Our Ref. C/F. Handwritten: 410,… | ||
| scan0080 | Letter from Chillcotts Limited following up on a sample 'Cylo' Silencer sent for testing. | ||
| View original record | LID 81276. SOLE U.K. CONCESSIONAIRES FOR "VELLUMOID" SHEET JOINTING SPECIALISTS IN JOINT CUTTING OF EVERY DESCRIPTION [Logo: THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD] Your Ref. Our Ref. C/F.… | ||
| scan0081 | Material analysis of a Cadillac exhaust expansion chamber. | ||
| View original record | To Hs/Rm. 81276. HIA/AG.1.6.32. RECEIVED Laboratory. Report No. 12427. 1932 JUN 17 RE - CADILLAC EXHAUST EXPANSION CHAMBER. The material of which this is built up is ordinary mild steel sheet, similar… | ||
| scan0082 | Letter to Chillcotts Limited regarding a delay in testing a 'Cylo' sample silencer. | ||
| View original record | 81276. Hs/Lid.2/KT. June 2nd, 1932. Chillcotts Limited, 240, Blackfriars Road, London. S.E.1. Dear Sirs, re "Cylo" Silencers. We beg to thank you for your letter of the 30th ult, in reply we regret to… | ||
| scan0083 | Analysis and preliminary back pressure tests on a Cadillac silencer for the 20/25 HP car. | ||
| View original record | To E. from Hs/Rm. c. to Wor. V1276 Hs/Rm.6/KT.2.6.32. X5230. 20/25 HP. CAR EXHAUST SYSTEM. Further to our report ref. Hs/Lid.2/MA.2.6.32, on the 20/25 HP. resonance type silencer. We have had a… | ||
| scan0084 | Graph showing results of exhaust silencer tests on a Phantom II unit. | ||
| View original record | P.T. 25. UNIT, PHANTOM II, EXHAUST SILENCER TESTS, PD, COMP RATIO 5.25:1, MK. II CAMSHAFT, STANDARD IRON SYSTEM, STANDARD MANIFOLD EXPN BOX, & INTERMEDIATE PIPE. WITH :-, Ⓐ STANDARD PITCHFORT… | ||
| scan0085 | Letter from Chillcotts Limited regarding a delay in sending a sample 'Cylo' Silencer for testing. | ||
| View original record | SOLE U.K. CONCESSIONAIRES FOR "VELLUMOID" SHEET JOINTING SPECIALISTS IN JOINT CUTTING OF EVERY DESCRIPTION THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD LOGO Your Ref. Hs/Lid/2/KT. Our Ref. C/F.… | ||
| scan0086 | Letter to Mr. Ellis at the National Physical Laboratory to arrange a meeting to discuss silencer development. | ||
| View original record | 844r. Hs/Rn.14/KT. Oct. 17th, 1932. Mr. Ellis, The National Physical Laboratory, Teddington, Middlesex. Dear Mr. Ellis, Mr. Rowledge has asked me to get in touch with you with reference to a silencer… | ||
| scan0087 | Requesting air silencers and information on the Alfa Romeo blower. | ||
| View original record | Bn. from Hs/Rm. Hs/Rm.7/KT.24.10.32. We hope that you will let us have the air silencers of which we spoke to you at Olympia without very much delay. The ones we particularly want are the Chrysler,… | ||
| scan0088 | Sales letter from Burgess Products Company promoting their straight-through silencers for automobiles. | ||
| View original record | PHONE: TEMPLEBAR 2192 Factory and General Offices: Earl Shilton, Leicester TELEPHONE: NO. 141 EARL SHILTON TELEGRAMS: "BURDUCTO, EARL SHILTON" TELEGRAMS: "BURDUCTO, BUSH, LONDON" BURGESS PRODUCTS… | ||
| scan0089 | Advertising leaflet for the Burgess Straight-through Silencer, detailing its design, benefits, and pricing. | ||
| View original record | Top Section: More power with lower running costs A revolution in Silencer design The BURGESS Straight-through SILENCER DISADVANTAGES OF PRESENT DAY SILENCERS It has long been realized that this form… | ||
| scan0090 | Advertisement for the Burgess Straight-through Silencer, explaining its function in eliminating back pressure and its benefits. | ||
| View original record | BACK PRESSURE CAUSES:- Loss of Power Poor Acceleration Overheating Burnt Valves High Fuel Consumption. N.B.—Every Burgess silencer is British made THE elimination of back pressure is one of the most… | ||
| scan0091 | Promotional brochure for Burgess Silencers for air compressors, blowers, and internal combustion engines. | ||
| View original record | Left Page: Left: Intake Silencer Attached on one of Two Air Intakes Behind the Air Cleaner. Below: Another Typical Burgess Silencer Installation. Courtesy of the Ingersoll Rand Company. AIR CLEANERS… | ||
| scan0092 | Product data sheet and price list for Burgess Silencers, detailing their 'straight-through' design and application for air compressor intakes. | ||
| View original record | BURGESS SILENCERS [BRITISH MANUFACTURE] Silence the Noise without Power Loss BURGESS Silencers are designed on principles of muffling which are absolutely new in the art. The outstanding difference… | ||
| scan0093 | Letter to The Burgess Products Co. enquiring about suitable air intake silencers for a six-cylinder engine. | ||
| View original record | X442. Hs/Rn.11/KT. November 2nd. 1932. The Burgess Products Co, Bush House, London. W.C. 2. For the attention of R.A. Saville Sneath Esq. Dear Sirs, We thank you for your letter of the 27th October.… | ||
| scan0094 | Letter from Burgess Products Company regarding a potential visit to their new factory to discuss a straight-through silencer. | ||
| View original record | TELEPHONE: TEMPLEBAR 2192 Factory and General Offices: Earl Shilton, Leicester TELEPHONE: NO. 141 EARL SHILTON TELEGRAMS: "BURDUCTO, EARL SHILTON" TELEGRAMS: "BURDUCTO, BUSH, LONDON" BURGESS PRODUCTS… | ||
| scan0095 | Letter from Burgess Products Company regarding the dispatch of hand-made intake silencers for testing. | ||
| View original record | X.L.L.Y! TELEPHONE: NO. 141 EARL SHILTON TELEGRAMS: "BURDUCTO, EARL SHILTON" Laboratories and Factories: Madison, Wis., and Freeport, Ill. U.S.A. and Niagara Falls and Winnipeg, Canada. LONDON SALES… | ||
| scan0096 | General report on the development and testing of carburetter intake silencers. | ||
| View original record | 8442. To R. from Hs/Rm. c. Sg. Wor. c. E. By. c. Da. Hdy. Hs/Rml/BE.28.11.32. X)080 x5080 CARBURETTER INTAKE SILENCERS - GENERAL. We have done now sufficient work on intake silencers to be able to say… | ||
| scan0097 | The design of an A.C. Silencer for a 5-litre engine, including a diagram and discussion of tuning methods. | ||
| View original record | -2- Hs/Rml/BE28.11.32. The A.C. Silencer was designed for a 5-litre engine i.e. 35% smaller than the Phantom. In spite of this its capacity is greater than all except one, of the silencers that we… | ||
| scan0098 | Tests and design alternatives for a semi-expanding carburetter air intake silencer. | ||
| View original record | -3- P.II. SEMI-EXPANDING CARBURETTER AIR INTAKE SILENCER. Tests on the Phantom semi-expanding carburetter have demonstrated that we require a certain minimum length of intake pipe and resonance… | ||
| scan0099 | Intake silencer tests, comparing various designs for silencing efficiency, power loss, and weight. | ||
| View original record | -4- Scheme 2. Tests shewed that to get the best results it was necessary to have a certain length of intake. Also that the efficiency depended not only on the capacity of the chambers and the point of… | ||
| scan0100 | Recommendation for an intermediate-sized induction pipe silencer with an accompanying photograph. | ||
| View original record | -5- Hs/Rm.1/BE.28.11.32. Cont'd. Summarising the results, we should recommend the intermediate size of silencer of the type above the induction pipe as being a good compromise and attach a photograph… | ||
| scan0101 | Blueprint of Phantom II resonance silencers for a semi-expanding carburetter, showing two design variations with their dimensions and performance data. | ||
| View original record | B P.II RESONANCE SILENCERS FOR SEMI EXPANDING CARBURETTER. HS/780 ③ 3.5" 10.25 2.813 5.875 HOLES AS ① & ② CAPACITY OF RESONANCE PORTION OF SILENCER 300 CU. INS. POWER LOSS. NIL ON PII ④ 15.0' 7.0" 5"… | ||
| scan0102 | Blueprint comparing two designs for Phantom II intake resonance silencers for a semi-expanding carburetter. | ||
| View original record | HS 781 P.II INTAKE RESONANCE SILENCERS FOR SEMI-EXPANDING CARBURETTER. Diagram ① Dimensions: 5.625, 9.50", 2.625, 2.437, 4.0", 8.00" 20 .250 DIA HOLES 20-.5 DIA HOLES CAPACITY OF RESONANCE PORTION OF… | ||
| scan0103 | Blueprint detailing two types of American intake silencers for Chrysler and Nash vehicles. | ||
| View original record | C TYPES OF AMERICAN INTAKE SILENCER A. C. BURGESS AIR SILENCER. 32 HP CHRYSLER. 24.5" 19.0" PERFORATED SHEET .0625 DIA. HOLES .250 PITCH 4.250 2.250 5.250 WT OF SILENCER 5 LBS 14OZ WT OF CLEANER 2 LBS… | ||
| scan0104 | Blueprint of a typical A.C. silencer for a 5-litre car. | ||
| View original record | TYPICAL A.C. SILENCER 5 LITRE CAR SEC: HS.782 HS 783 | ||
| scan0105 | Letter from Chillcotts Limited regarding the supply of 'Cylo' Silencers. | ||
| View original record | 8442 SOLE U.K. CONCESSIONAIRES FOR "VELLUMOID" SHEET JOINTING SPECIALISTS IN JOINT CUTTING OF EVERY DESCRIPTION THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD CHILLCOTTS LIMITED ENGINEERS AND… | ||
| scan0106 | Photograph of a vertical silencer for a semi-expanding carburetter. | ||
| View original record | X442. To R. From Ha/Rm. c. to Sg. Wor. c. to H. By. c. to Da. Hdy. Ha/Rm.7/WJ.19.12.32. X7080. We send you herewith a photograph of the vertical silencer fitted to the R.R. semi-expanding carburetter.… | ||
| scan0107 | Photograph of the left-hand side of an inline-6 engine installation. | ||
| View original record | ", | ||
| scan0108 | Sending drawings for modifications to the Phantom II Resonance Air Silencer and air intake. | ||
| View original record | Y442 ..? RECEIVED JAN 27 1988 To BY. from E. c. Hs. E./JNR3/HP.27.1.33. Phantom 2 Resonance Air Silencer. We send you herewith: LeC.3359 showing the cleaner portion of the air intake. Also - LeC.3364… | ||
| scan0109 | Letter from G. Blanchard to N. Hives regarding an improved patented Silencer for motors. | ||
| View original record | Handwritten: 84+? File under Exhaust System LID See me HS G. Blanchard, Esq., C/o Australia House Strand, W.C.2 31st January, 1933. N. Hives, Esq., Rolls Royce Ltd., Technical Department, Derby. Dear… | ||
| scan0110 | Page two of a letter to N. Hives Esq. concerning an improved silencer design, offering manufacturing rights, and mentioning a patented exhaust manifold. | ||
| View original record | N. Hives, Esq. -2- 31st January, 1933. This improved Silencer has the structural simplicity of the standard muffler, but silences the motor with much less resistance. It has also all the advantages of… | ||
| scan0111 | Promotional pamphlet for the 'Supervac Vacuum Silencer' highlighting its benefits and customer testimonials. | ||
| View original record | The SUPERVAC Vacuum Silencer (Patented) It's a 500% Per Annum Investment This Pamphlet shows why and Gives Proofs Obtainable from— THE MANUFACTURERS MOTOR EFFICIENCY PRODUCTS KEMBLA BDG. Phone: B3255… | ||
| scan0112 | Price list for 'Supervac' vacuum silencers and 'Lanchway' silencers for various cars and trucks. | ||
| View original record | PRICE LIST OF "SUPERVAC" VACUUM SILENCERS AND "LANCHWAY" SILENCERS Name of Car | Model | Supervac Prices | Lanchway Prices --- | --- | --- | --- Austin | Baby 7 | 40/- | 26/- Austin | 12 and 14 | 50/-… | ||
| scan0113 | Letter from the National Physical Laboratory inquiring about the progress of a silencer design. | ||
| View original record | Ref: HS/Rm.14/KT 442. Aero. Dept. The National Physical Laboratory Teddington, Mdx. 1/2/33 W. A. Robotham, Esq. Rolls-Royce, Ltd Derby Dear Mr Robotham. You may remember our meeting at the last motor… | ||
| scan0114 | Letter to Mr. Ellis of the National Physical Laboratory regarding a delay in testing his silencer. | ||
| View original record | Hs/Rm.7/KT. February 4th 1933. Mr.Ellis, Aero Dept., The National Physical Laboratory, Teddington, Middlesex. Dear Mr.Ellis, Thank you for your letter of the 1st inst. I am sorry to say that I have… | ||
| scan0115 | Letter acknowledging correspondence about a patented silencer and returning the associated drawing. | ||
| View original record | 8442. Expl. Dept. Hs/Lid.6/MA. February 6th., 1933. G.Blanchard Esq., C/o Australia House, Strand, London, W.C.2. Dear Sirs, We beg to acknowledge receipt of your letter of the 31st ult., in which you… | ||
| scan0116 | Letter to J.W. Roberts Ltd regarding spraying a car silencer with asbestos. | ||
| View original record | Hs/Lid.2/KT. February 24th 1933. J.W.Roberts Ltd, Midland Works, Armley, Leeds. For the attention of Mr.N.L.Dolbey. Dear Sirs, Further to your recent visit to our works, we are despatching to you one… | ||
| scan0117 | Follow-up letter from Burgess Products Company regarding the testing of sample carburettor intake silencers. | ||
| View original record | TELEPHONE: TEMPLEBAR 2192 Factory and General Offices: Barwell, Leicester. TELEPHONE: NO. 141 EARL SHILTON. TELEGRAMS: "BURDUCTO, BUSH, LONDON." TELEGRAMS: "BURDUCTO, BARWELL." BURGESS PRODUCTS… | ||
| scan0118 | Letter to Burgess Products Co. regarding the development of an in-house air intake silencer. | ||
| View original record | XHH>2 Hs/Rm.5/KT. May 8th 1933. Burgess Products Co., Bush House, London. W.C.2. For the attention of R.A. Saville Sneath Esq. Dear Sirs, We thank you for your letter of the 24th ult. We have… | ||
| scan0119 | Letter from Burgess Products Company acknowledging a previous letter regarding a straight-through silencer. | ||
| View original record | TELEPHONE: TEMPLEBAR 2192 Factory and General Offices: Barwell, Leicester. TELEPHONE: 141 EARL SHILTON. TELEGRAMS: "BURDUCTO, BARWELL." TELEGRAMS: "BURDUCTO, BUSH, LONDON. BURGESS PRODUCTS COMPANY (E.… | ||
| scan0120 | The Vokes-Blanvac exhaust silencer, including an extract from the manufacturer. | ||
| View original record | S/W To Hs/Rm. from F. Copy to Wor. X442 F11/JL.19.6.33. VOKES-BLANVAC EXHAUST SILENCER. Do you know anything about the above? If not, would you care to have further information? The following is an… | ||
| scan0121 | Test report on the Vokes-Blanvac exhaust silencer. | ||
| View original record | 31st May, 1933. REPORT ON VOKES-BLANVAC EXHAUST SILENCER --------------------------------------- by a well-known Manufacturer of high-class Vehicles Test carried out by Manufacturer. The Silencer is… | ||
| scan0122 | Comparative test report on the Vokes-Blanvac exhaust silencer against a competitive model at various engine speeds. | ||
| View original record | making provision for either silencer to be used whilst all engine controls remained fixed. Comparative tests were made at different engine speeds, as given below:- 150 r.p.m. slow running speed. The… | ||
| scan0123 | Report comparing Vokes-Blanvac exhaust silencers against competitor and manufacturer models, detailing back pressures at various RPMs. | ||
| View original record | 4th May, 1938. REPORT ON VOKES-BLANVAC EXHAUST SILENCER ----------------------------- on high class fast Passenger Car test carried out by Manufacturers. "A" "B" "C" "D" latest Manufacturer's Vokes… | ||
| scan0124 | Vokes-Blanvac exhaust silencers for commercial vehicle engines. | ||
| View original record | 2nd June, 1933. REPORTS ON VOKES-BLANVAC EXHAUST SILENCERS on Commercial Vehicle Engines carried out by the Manufacturers. 88/120 Engine (New type). SILENCERS. 1000 R.P.M. 1250 R.P.M. 1600 R.P.M.… | ||
| scan0125 | Requesting more information on the efficiency of a Vokes silencer before testing. | ||
| View original record | W/S. To F. from "s/Rm. C. to Wor. Hs/Rm.16/KT. 22.6.33. We thank you for your F11/JL.19.6.33. We should like to have some more information on the Vokes silencer but unless we get a reasonable… | ||
| scan0126 | Cover memo for a letter addressed to C. G. Vokes, Limited regarding a silencer. | ||
| View original record | S/W To Rm. from F. [Handwritten]: Rm X442 F6/JL.30.6.33. Copy to Wor. C. G. VOKES, LIMITED. SILENCER. We attach, for your information, copy of a letter today addressed to the above. Attachment:- Copy… | ||
| scan0127 | Letter to Messrs. C. G. Vokes, Ltd. regarding a visit and future correspondence arrangements. | ||
| View original record | F5/JJ30633. 30th June, 1933. Messrs. C. G. Vokes, Ltd., Vokesacess House, 95-97, Lower Richmond Road, Putney, S.W.15. Dear Sirs, We have to thank you for your letter of the 27th June (ref: CGV/EA/G).… | ||
| scan0128 | Letter to C.G. Vokes Ltd. regarding improvements to an air cleaner. | ||
| View original record | x42 Hs/Rm.1/KT. July 3rd. 1933. Messrs C.G.Vokes Ltd., Vokesacess House, 95-97, Lower Richmond Road, Putney, London. S.W.15. Dear Sirs, Further to our conversation of the other day, we are sending you… | ||
| scan0129 | Blueprint for a Phantom II Air Silencer. | ||
| View original record | Hs. 1055 28 CORRUGATIONS EQUALLY SPACED TOP HALF SHOWING END COVER REMOVED 3 LAYERS ROLLED FROM 1 SHEET TOP HALF-SECTION OF SILENCER ASSEMBLY 11 LOUVRES IN EACH ROW .218 PITCHES 16 MESH GAUZE 30 SWG… | ||
| scan0130 | Letter to C.G. Vokes Ltd. concerning blueprints and requirements for silencer and exhaust systems for Phantom II and Bentley cars. | ||
| View original record | Experimental Dept. Hs/Lid.12/KT. July 21st 1933. Messrs C.G.Vokes Ltd., 95 & 97 Lower Richmond Road, Putney, S.W.15. Dear Sirs, With reference to conversations which took place during the recent visit… | ||
| scan0131 | Letter detailing specifications for an intake silencer and engine, requesting confidentiality for the enclosed blueprints. | ||
| View original record | -2- (3) The drawings of the intake silencer interest you only in respect of the cleaner unit which it is proposed to fit on the end, inside the louvred outer shell. The engine capacity is 7668 cc. and… | ||
| scan0132 | Letter from C.G. Vokes Limited acknowledging receipt of drawings for various vehicle silencers. | ||
| View original record | C.G. Vokes Limited Consulting Engineers MANUFACTURERS OF MOTOR AND INDUSTRIAL ACCESSORIES THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD DIRECTORS: C. G. VOKES A.M.I.Mech.E. A.M.I.AE.E. J. H.… | ||
| scan0133 | Letter from C.G. Vokes Limited requesting details on exhaust components for Bentley and Phantom II cars. | ||
| View original record | X662 C. G. Vokes Limited. Consulting Engineers MANUFACTURERS OF MOTOR AND INDUSTRIAL ACCESSORIES THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD DIRECTORS: C. G. VOKES A.M.I.Mech.E. A.M.I.Ae.E. H.… | ||
| scan0134 | Request to supply various silencer parts to be forwarded to C.G. Vokes Ltd. | ||
| View original record | To RHC. from Hs/Lid. Hs/Lid. 2/KT. 4. 8. 33. Will you please supply 2 pairs of EB.778/9 silencer end pieces, and also a front and rear silencer end piece and tail pipe outlet flange for the large P.II… | ||
| scan0135 | Letter to C.G. Vokes Ltd. confirming the supply of a silencer and outlet flange for a Phantom II exhaust. | ||
| View original record | X-66 Experimental Dept. Hs/Lid.1/KT. August 4th 1933. Messrs C.G. Vokes Ltd., Vokesacess House, 95-97 Lower Richmond Road, Putney. SW.15. Dear Sirs, Thank you for your PJ/EA/IG. of 28th July. We are… | ||
| scan0136 | Letter from C.G. Vokes Limited chasing a response regarding silencer end pieces for a Vokes-Blanvac Exhaust Silencer. | ||
| View original record | X42. C.G.Vokes Limited. Consulting Engineers MANUFACTURERS OF MOTOR AND INDUSTRIAL ACCESSORIES DIRECTORS: C.G. VOKES A.M.I.MECH.E. A.M.I.AE.E. J.H. BEAUMONT, E. K. VOKES, E.L.W. BYRNE, A.M.INST.C.E.… | ||
| scan0137 | Letter to Messrs C.G. Vokes Ltd regarding a delay in despatching silencer end pieces due to works closure for the annual holiday. | ||
| View original record | X 107 Experimental Dept. Hs/Lid.6/KT. Sept 8th 1933. Messrs C.G.Vokes Ltd., Vokesacess House, 95-97 Lower Richmond Road, Putney, London. SW.15. Dear Sirs, In reply to your letter EA/I of the 7th.… | ||
| scan0138 | Sending a formal order for two Burgess air silencers that were received for testing. | ||
| View original record | XJUR To Wor: from Hs/Lid. Hs/Lid. 2/KT.12.9.33. Re. BURGESS AIR SILENCERS. In order to avoid putting ourselves under any obligation in cases of this sort, it is our usual practice to pay for articles… | ||
| scan0139 | Requesting an order be placed for two sample Burgess Air Silencers received for testing on Bentley cars. | ||
| View original record | VULY. To ROY. from Hs/Lid: Hs/Lid.1/KT.12.9.33. We obtained from Burgess Products Company, Bush House, London, W.C.2, on the 24th November last, two sample Burgess Air Silencers (for tests on Bentley… | ||
| scan0140 | Letter from C.G. Vokes Limited inviting a representative to their stand at the Shipping, Engineering & Machinery Exhibition. | ||
| View original record | C.G. Vokes Limited. Consulting Engineers MANUFACTURERS OF MOTOR AND INDUSTRIAL ACCESSORIES DIRECTORS: C. G. VOKES A.M.I.Mech.E. A.M.I.Ae.E. J. H. BEAUMONT. E. L. W. BYRNE, A.M.INST.C.E. BANKERS:… | ||
| scan0141 | Letter from C.G. Vokes Limited regarding suggestions for improving an air cleaner and discussing their patented 'Five Ply' filter pattern. | ||
| View original record | E. Can you throw any light on this query? C.G. Vokes Limited. Consulting Engineers MANUFACTURERS OF MOTOR AND INDUSTRIAL ACCESSORIES [STAMP: THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD]… | ||
| scan0142 | Letter from C.G. Vokes Limited concerning the efficiency and silencing effects of fabric air filters for S.U. pattern carburettors. | ||
| View original record | -2- interspaced with two layers of fine fabric, therefore one not only obtains a very high cleaning efficiency at a negligable restriction which the War Office in their report say is less than the… | ||
| scan0143 | Design drawing for the Phantom II Air Silencer. | ||
| View original record | Hs.1055, TOP HALF SHOWING END COVER REMOVED, 3.000, 11 LOUVRES IN EACH ROW, .218 PITCHES, 28 CORRUGATIONS EQUALLY SPACED, 3.625 +10, VOKES FIVE PLY INSERT, 28 FINS 1" DEEP EQUALLY SPACED, GAUZE,… | ||
| scan0144 | Letter to C.G. Vokes Ltd. regarding suggestions for improving the air cleaner and filter on silencers. | ||
| View original record | Experimental Dept. Hn/RM.6/KT. Sept. 20th 1933. Messrs. C.G.Vokes Ltd., Vokesacess House, 95-97 Lower Richmond Road, Putney. London. S.W.15. Dear Sirs, Thank you for your letter of the 15th inst. We… | ||
| scan0145 | Phantom II Air Silencer being sent to C.G. Vokes Ltd. for an air cleaner to be fitted. | ||
| View original record | To D/St. C/Mt. from Hs/EM. x yes c. Hs/Rm. Hs/EM1/MS21.9.33. O/54302 We are sending into the Despatch Stores to-day:- 1 - Phantom II. Air Silencer. Will you kindly arrange to despatch to C.G. Vokes… | ||
| scan0146 | Letter to C.G. Vokes Ltd. regarding the design and efficiency of gauze waves for an air cleaner. | ||
| View original record | Vokes Experimental Dept. Hs/Rm.4/KT. Sept 29th 1933. C.G. Vokes Ltd., Vokesacess House, 95-97 Lower Richmond Road, Putney. London. S.W.15. For the attention of Mr. C.C. Vokes. Dear Sirs, Further to… | ||
| scan0147 | Investigation into the causes and potential solutions for rattles and crackles in silencers. | ||
| View original record | x ~ To WCM. from E/Lid. E/Lid.1/HP.12.12.33. c. Sg. M. Hs. Hy. Da. May. K/JMR. Investigation of Silencer Rattles and Crackles. Item 4 of E.4/HP.9.12.33. This complaint has always been in evidence in… | ||
| scan0148 | Fitting a new Phantom II exhaust system and a Vokes Blanvac silencer to car 20-EX. | ||
| View original record | X 4-2 To RHC. Hs/Std.14/KW4.1.34. We are sending 20-EX car into the shop at the earliest opportunity and wish you to fit the latest type Phantom II exhaust silencing system to this car. We are also… | ||
| scan0149 | Modifications to the 20/25 HP and P.2. silencers to eliminate rattles and crackles. | ||
| View original record | WYNN 442 See me To RHC. from E/JNR. c. Wor. Hs. Sy. HP. Mx. re 20/25 HP. and P.2. Silencers. We send you herewith drawing:- LeC.3759 showing various modifications to the 25-HP. silencer to avoid… | ||
| scan0150 | Recurring failures ('spitting') of Bentley silencers and a proposed modification. | ||
| View original record | c. Hs Mx x442 GWH EP11/MH.9.1.34 See me re BENTLEY - SILENCER SPITTING -------------------------- This is to point out that the silencer on B-7-AE has spit on three occasions and been re-welded. We… | ||
| scan0151 | Modifications and trials for a Phantom II exhaust silencer, with potential for use on the 25HP car. | ||
| View original record | File X442 Hs. From Hs/Whym. Hs/Whym.1/MA.12.1.34. 25HP. & P.II EXHAUST SILENCERS. With reference to E/JWR.2/HP.9.1.34, a silencer has been instructed for a P.II with similar modifications to those… | ||
| scan0152 | Testing a new Phantom II exhaust silencer design to reduce cooling crackle. | ||
| View original record | To Sg. from Hs/Wym. c. to Wor. c. to S. c. to By. X442 Hs/Wym.1/KW.27.1.34. Phantom II Exhaust Silencers. -------------------- We have now tested out on 20-EX car a Phantom II Exhaust Silencer built… | ||
| scan0153 | Improvements to Phantom II exhaust silencers and their potential for standardisation. | ||
| View original record | WYMN X442 See me Hs To Hs. from Sg. Copy to Wor.E. ~~B.L.~~ re P.II Exhaust Silencers. Sg17/E30.1.34 Referring to Hs/Wym.1/KW.27.1.34 I have read this report and am pleased to note the improvement… | ||
| scan0154 | Standardisation of parts document for a Vokes Air Cleaner. | ||
| View original record | RR 785B (BH) (S2674, 16-10-33) BM. 3/262/6. X442 Completed 21.2.34 BENTLEY STANDARDISATION of PARTS. Date 20.12.33 X No. 442. Drawing No. Part List Description of Parts. Vokes Air Cleaner. Origin. To… | ||
| scan0155 | Letter from D.L. Ellis of the National Physical Laboratory inquiring about the trial of a silencer design. | ||
| View original record | Aero. Dept. The National Physical Laboratory Teddington Mdx. Your Ref: HB/Rm.7/KT. W.A. Robotham, Esq. Rolls-Royce Ltd. Derby. Dear Mr Robotham, I am writing to you again to ask if you have had any… | ||
| scan0156 | Letter from International Corporation Limited regarding the 'St. Jacques Silencer'. | ||
| View original record | INTERNATIONAL CORPORATION LIMITED DIRECTORS: ARTHUR RYNER. W. H. BELL, A.M.I.C.E. TELEPHONE: VICTORIA 0926. TELEGRAMS & CABLES: VICTORIA 0926. 3, GROSVENOR GARDENS, LONDON. S.W. 1. SUBJECT: St.… | ||
| scan0157 | Page 2 of a letter from International Corporation Limited regarding engine silencers. | ||
| View original record | TELEPHONE : VICTORIA 0926. 3 GROSVENOR GARDENS, LONDON, S.W.1. Page 2. which there is likely to be an increasing demand in the future, not only from the gen- eral public, but from passengers and… | ||
| scan0158 | Presentation document for The St. Jacques Silencer by International Corporation Ltd. | ||
| View original record | THE ST. JACQUES SILENCER. PRESENTED BY INTERNATIONAL CORPORATION LTD. 3, GROSVENOR GARDENS, LONDON S.W.1. TELEPHONE VICTORIA 0926. APRIL 1934. | ||
| scan0159 | Notes on the St. Jacques patent silencer, detailing its essential characteristics and principles of operation. | ||
| View original record | NOTES ON THE ST. JACQUES PATENT SILENCER. The essential characteristics of the St. Jacques Patent Silencer are the following :- 1. The ta-ngential admission of the ex-haust gases into the cylinder. 2.… | ||
| scan0160 | Page describing the advantages of a silencer in preventing back-firing, especially for aeroplanes. | ||
| View original record | 2. There is another important advantage in using this silencer, due to the fact that the gases, as they pass through the silencer, have a rotational speed of about 25 metres per sec. This absolutely… | ||
| scan0161 | The patented design and performance benefits of the St. Jacques Silencer. | ||
| View original record | THE ST. JACQUES. SILENCER. INTERNATIONAL CORPORATION LTD. 3, Grosvenor Gardens; London, S.W.1. Phone VICtoria 0926. Patent protection covers :- Silencer into which the exhaust gases are admitted… | ||
| scan0162 | Change to the exhaust nozzle on 20/25 and 40/50 HP chassis. | ||
| View original record | Hs. x442 BY/Cgh.5/G. 4.5.34. 20/25 and 40/50 HP. CHASSIS - EXHAUST NOZZLE. On 28-EX. and 21-G-lV. the exhaust nozzle is bolted on to the end of the exhaust pipe instead of being welded on. The object… | ||
| scan0163 | Car preparations, including sourcing Aerolite pistons, clarifying fuel regulations for the Ulster Race, and obtaining Burgess silencer material. | ||
| View original record | +442 W/S - Bn. Hs/Rm.18/KW.13.7.34. Your car should be ready on Tuesday. I have managed to get a set of Aerolite pistons for it, the other jobs are being done. You have not yet let me know whether… | ||
| scan0164 | Possibility of licensing a tuned silencer to the MG Car Co. Ltd. | ||
| View original record | +442 To Hs. from Sg. Copy to Wn. re Tuned Silencer. Sg8/El.4.35 Wor. spoke to me on Friday about the attached. Briefly the position is that we have no objection to giving MG. a license for this… | ||
| scan0165 | Letter from C.G. Vokes Limited listing goods held on consignment for stocktaking purposes. | ||
| View original record | 442 C.G. Vokes Limited. Consulting Engineers MANUFACTURERS OF MOTOR AND INDUSTRIAL ACCESSORIES DIRECTORS: C. G. VOKES A.M.I.Mech. E. A.M.I.A.E.E. E. K. VOKES. E. L. W. BYRNE, A.M.INST.C.E. BANKERS:… | ||
| scan0166 | Letter from C.G. Vokes Ltd chasing a response regarding goods on a 'Sale or Return' basis. | ||
| View original record | C.G Vokes Limited. Consulting Engineers MANUFACTURERS OF MOTOR AND INDUSTRIAL ACCESSORIES THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD DIRECTORS: C.G. VOKES A.M.I.Mech.E. A.M.I.A.E. E.K. VOKES.… | ||
| scan0167 | Requesting to re-order parts from Messrs. Vokes, as the previous batch was scrapped after testing. | ||
| View original record | To Roy. Hs/Rm.5/KW.31.5.35. Will you please pass an order to Messrs. Vokes for the parts mentioned in their letter of April 8th, a copy of which is attached. We have had all the parts and they have… | ||
| scan0168 | Invoice from Messrs. C.G. Vokes Ltd. for £22.0.0, seeking payment instructions. | ||
| View original record | H. - from Roy. ROY/MS4/P.13.7.35. As previously stated, we want to keep these details Rm We have now received an invoice from Messrs. C.G.Vokes Ltd., in accordance with their letter dated April 8th… | ||
| scan0169 | Short memo confirming the decision to pay for parts. | ||
| View original record | To Roy. X1297 Hs/Rm.20/KW.15.7.35. Replying to ROY/Ms.4/P.13.7.35. It has been decided that we must pay for these parts. Hs/Rm. | ||
| scan0170 | Letter concerning a new silencer and gas turbine invention by Professor Pio-Oulsky. | ||
| View original record | Private & Confidential M. G. BRODIANSKY Dipl. Eng. 21, Linkenholt Mansions, London, W.6. 2nd August 1935. E.W. Hives, Esq., Chief Experimental Engineer, c/o Rolls-Royce Ltd., Nightingale Road, Derby.… | ||
| scan0171 | Letter to E.W. Hives about a new cylinder silencer valve and a proposal to build a working model. | ||
| View original record | E.W. Hives, Esq. - 2 - This second device consists in adding to the cylinder silencer a new third valve. I am awaiting a complete description of it from the Professor in a day or two, and when… | ||
| scan0172 | Letter addressed to Mr. Brodiansky about a silencer invented by Prof. Pio-Oulsky. | ||
| View original record | X1297 To Sg. from Hs/Rm: Hs/Rm.5/KW.6.8.35. Attached for your information is a copy of a letter which we have to-day addressed to Mr. Brodiansky, regarding the silencer invented by Prof. Pio-Oulsky.… | ||
| scan0173 | Letter to an inventor stating the policy of only considering new inventions if a working model is provided. | ||
| View original record | Hs/Rm.4/KW. Exptl. Dept. 6th August, 1935. M.G. Brodiansky, Esq., 21, Linkenholt Mansions, London, W.6. Dear Sir, We thank you for your letter of August 2nd. As you point out, a great deal of our time… | ||
| scan0174 | Letter from the Tubex Silencer Co. regarding a patented new exhaust silencer and arranging a follow-up meeting. | ||
| View original record | TUBEX SILENCER CO, Prop. & Patentee, BERNARD SMITH. Phone 53316, Headingley. x1297 WYMAN 15. ST MICHAELS LANE, Headingley, LEEDS. 6. PAT. APP. FOR REGD DES. NO 803034 Messrs Rolls-Royce. Ltd., DERBY.… | ||
| scan0175 | Advertisement leaflet for the 'Tubex' Fishtail exhaust noise reducer. | ||
| View original record | THE "TUBEX" FISHTAIL REDUCES EXHAUST NOISE Image Text: "TUBEX" PATENT PENDING NO 804/32 The "TUBEX" FISHTAIL has TUBES mounted on the outlet, which split up the gasses as they make their exit, and… | ||
| scan0176 | Letter to The Tubex Silencer Co. detailing performance figures for their exhaust silencer. | ||
| View original record | X1297 Exptl. Dept. Hs/Wym.20/KW. 18th March, 1936. Bernard Smith, Esq., The Tubex Silencer Co., 15, St. Michaels Lane, Headingley, Leeds 6. Dear Sir, I can now give you some information concerning… | ||
| scan0177 | Letter from Burgess Products Company discussing a sample of a combined air filter and silencer, proposing an alternative design, and enclosing a leaflet for a micro switch. | ||
| View original record | TELEPHONE: 181 EARL SHILTON TELEGRAMS: BURDUCTO, BARWELL BURGESS PRODUCTS COMPANY PRINCIPAL: E.J.L. COTTON ELECTRICAL & ACOUSTICAL ENGINEERS & MANUFACTURERS BARWELL LEICESTER ASSOCIATED COMPANIES:… | ||
| scan0178 | Specification sheet for Burgess Industrial Cleaners, detailing models, dimensions, prices, and standard fittings. | ||
| View original record | BURGESS INDUSTRIAL CLEANERS BRITISH MANUFACTURE. (Patent app., No. 25452/34) | Burgess Ref. No. | Cu. ft. min. | D | E | F | Approximate nett weight lbs. | List price of complete Cleaner | Replacement… | ||
| scan0179 | Promotional document detailing the applications and operation of the Burgess Micro Switch. | ||
| View original record | MICRO SWITCH APPLICATIONS DOOR SWITCHES Its small size and ease of mounting suit the Micro Switch to installation in doors of refrigerators and similar equipment for turning on lights automatically,… | ||
| scan0180 | Product brochure detailing the mechanical and electrical characteristics of the Burgess Micro Switch. | ||
| View original record | BERYLLIUM COPPER PROVIDES NEW SWITCH CHARACTERISTICS MECHANICAL CHARACTERISTICS MOTION REQUIRED THE Burgess Micro Switch is designed to operate with a snap action when the actuating plunger is… | ||
| scan0181 | Advance notice detailing the features and benefits of the Burgess Industrial Air Cleaner. | ||
| View original record | BURGESS INDUSTRIAL AIR CLEANER. Constructional features protected by: Patent Application No. 25452/34. ADVANCE NOTICE This information is issued pending the publication of complete specification lists… | ||
| scan0182 | Letter from Burgess Products Company concerning an order for a Chrysler type combined air silencer and filter, and enclosing two related blueprints. | ||
| View original record | TELEPHONE: 141 EARL SHILTON TELEGRAMS: BURDUCTO, BARWELL ASSOCIATED COMPANIES: FREEPORT ILL. U.S.A. MADISON WIS. U.S.A. MOLINE ILL. U.S.A. NIAGARA FALLS, CANADA X1297 File LONDON OFFICE: THAMES HOUSE,… | ||
| scan0183 | Blueprint of a combination silencer and cleaner. | ||
| View original record | PARTS LIST: NO | DESCRIPTION | M.U. SUB-ASSEMBLIES 3&6 | FLANGE #232 & TUBE #162 | 1 5&7 | TUBE #163 & FLANGE #233 | 1 14 | DECAL Nº 8 | 1 13 | STUD Nº 9 | 1 12 | WING NUT Nº 7 | 1 11 | TOP FLANGE Nº… | ||
| scan0184 | Blueprint for an assembled silencer, including cross-section, top view, and parts list. | ||
| View original record | TITLE BLOCK: TITLE: 07505 ASSEMBLED SILENCER DRAWN BY: (Illegible Signature) CHECKED: (blank) APPROVED: (blank) SCALE: 6"=1' DATE: DEC. 8, 1933. DRG. NO. 07505 ISSUE: 7 COMPANY: BURGESS BATTERY… | ||
| scan0185 | Letter from an engineering company regarding air cleaners and silencers, discussing performance charts and specifications. | ||
| View original record | TELEPHONE: 141 EARL SHILTON TELEGRAMS: BURDUCTO, BARWELL Partners: E.J.L. COTTON. BURGESS PRODUCTS COMPANY LTD. Directors: E.J.L., P.E. & K.G. COTTON. LONDON OFFICE: THAMES HOUSE, MILLBANK S.W.1… | ||
| scan0186 | Continuation of a letter from Burgess Products Company regarding data for a third type of filter. | ||
| View original record | CONTINUATION 1. 2nd April 1936 Messrs. Rolls-Royce Ltd., Derby. We expect, very shortly, to have full data available which would enable us to quote for this third type of filter. Should there be any… | ||
| scan0187 | Data table for Burgess Industrial Air Cleaners showing dimensions and airflow restriction values. | ||
| View original record | LONDON OFFICE Burgess Industrial Air Cleaner -2 APR 1936 Dimensions: O.D. in. | I.D. in. | H.T. in. | Cubic content cubic inches | Outside Surface sq.in. | Denty. lbs/cu.ft. | Ave Eff. 100 gms Dirt |… | ||
| scan0188 | Graph comparing airflow resistance of a dirty versus a clean gimp at different engine speeds. | ||
| View original record | BURGESS PRODUCTS COMPANY LTD. RESTRICTION INCHES Hg 8 6 4 2 NET RESTRICTION DIRTY NET RESTRICTION CLEAN 50 100 150 200 250 AIR FLOW - C.F.M. COMPARISON OF RESISTANCE TO AIR FLOW OFFERED BY DIRTY AND… | ||
| scan0189 | Request to build two Phantom III rear silencers to a provided sketch. | ||
| View original record | 323 1297 To HPS. from Rm/Wym. Rm/Wym.11/JH.8.2.37. Phantom III Rear Silencer. Will you please build up 2 rear silencers to the sketch handed to T.Elston. The same shells can be used which were made… | ||
| scan0190 | To HPS requesting the fitting of a propeller shaft damper and new rear exhaust silencer to car 32-EX. | ||
| View original record | To HPS. from Rm/Wym. 1297 Rm/Wym.2/AP.11.2.37. 32-EX: Whilst you have the above car in the Fitting Shop, will you please fit a propeller shaft damper and the new rear exhaust silencer. This is all… | ||
| scan0191 | Testing the Phantom III air silencer and the subsequent deletion of its support bracket and stiffening diaphragm. | ||
| View original record | 1297 WYM Is this OK Copy to Du. Rn. HPS. E/PSN.1/M.5.5.37. GRY Please write Confirmatory note to By Rm AIR SILENCERS SUPPORT P.III. FOUR PORT HEAD. It was agreed some time ago to test the P.III. air… | ||
| scan0192 | The failure of an Air Silencer test on a Phantom III due to the lack of support stays. | ||
| View original record | E/PSN. c. to Da. c. to By. c. to HPS. 1297 Rm/Wym.16/JH.14.5.37. Air Silencer Support. Phantom III Four Port Head. In reply to your memo. E/PSN.1/M.5.5.37. it was certainly agreed to test a Phantom… | ||
| scan0193 | Support for the air silencer on the PH.III four-port head engine. | ||
| View original record | To Rm. Copy to Da. (Struck through) By. (Struck through) HPS. (Struck through) Rm/Wym. (Struck through) 1297 E/PSN.1/M.19.5.37. AIR SILENCER SUPPORT. PH.III - FOUR PORT HEAD. In reply to your memo.… | ||
| scan0194 | Recommendations for modifying the air silencer on the Four Fort Head - Ph.III model after a 10,000-mile test. | ||
| View original record | 1297 Copy to HFS. HFS/RH. Rm/wym. Do you agree with this? Rm. E/P.S.N.2/M.2.6.37. AIR SILENCER. Four Fort Head - Ph.III. Yes [Signature] An examination of the air silencer from the recent 10,000 miles… | ||
| scan0195 | Confirmation of a verbal order for two Burgess filter elements for a car being sent for testing. | ||
| View original record | TELEPHONES: 141/2 EARL SHILTON TELEGRAMS: BURDUCTO, BARWELL STATION: HINCKLEY. L.M.S LONDON OFFICE: THAMES HOUSE, MILLBANK, S.W.1 TELEPHONE: VICTORIA 2981 TELEGRAMS: BURDUCTO, LONDON BURGESS PRODUCTS… | ||
| scan0196 | Requesting the preparation of suspension pieces for the Phantom III silencer. | ||
| View original record | To HPS. (1297) Rm/Wym.1/JH.7.7.37. Phantom III Silencer Suspension. Will you please prepare the necessary suspension pieces to LeC.5671 for suspending a Phantom III Exhaust system on rubber. When… | ||
| scan0197 | Comparison of specifications for Packard and Wraith silencers. | ||
| View original record | 1297 9 PACKARD SILENCER. WRAITH SILENCER. WEIGHT 60 lbs. WEIGHT 105 lbs. ------------------------------------------------------------------------------------------------------ Size Area Gauge. | Size… | ||
| scan0198 | Deleting supporting stays for the air silencer on the Phantom III Four Port Head engine. | ||
| View original record | To By. from Rm/Wym. 319 Rm/Wym.1/AP.21.9.37 Phantom III. Four Port Head Will you please note that on the Phantom III. Four Port Head engine we do not now require the supporting stays for the air… | ||
| scan0199 | Modification instructions for the Phantom III Four Port Head Air Silencer. | ||
| View original record | E. Dept. c. Rm. c. Tool Planning. 1297. DA.1/G.4.10.37. WYMAN O.K Gray PHANTOM 111. FOUR PORT HEAD - AIR SILENCER. Referring to Rm/Wym.1/AP.21.9.37. will you please delete the air silencer stays, and… | ||
| scan0200 | Letter in French regarding the shipment and installation of silencers. | ||
| View original record | Wyman Has the silencers arrived yet. Rm 1297 Le 22 Septembre, 1937. Monsieur W.A. Robotham, Rolls Royce Ltd., DERBY. Rmll/R Cher Monsieur, Nous nous sommes conformés à votre désir exprimé par votre… | ||
| scan0201 | Page 2 of a letter in French from Pierre F. Mimerel regarding test results and arranging a visit. | ||
| View original record | - 2 - efficace du point de vue du silence, mais provoque très peu de contre-pression. Il serait intéressant de noter et de comparer les résultats de ces diverses combinaisons. Nous vous serions très… | ||
| scan0202 | Chassis parts tag with handwritten entries in French for a silencer. | ||
| View original record | CHASSIS PIECE No. Le Silencieux ORDER No. Laseroux QUANTITY reçu par ce FROM maison No. OF LAST OP: DONE. TO Aujourd'hui DATE 14. Octobre | ||
| scan0203 | Client feedback on a competitor's (Servais) silencer found to be superior to the standard one on a 20/25 HP car. | ||
| View original record | ..S to W. 1297 Wyman Is this the gentleman we have dealt with? Run Cx. for RM. File Cx/Ckl/CP25.10.37. RECEIVED 25 OCT 1937 Further to our conversation on the R-R Stand at Earls Court re. the Silencer… | ||
| scan0204 | Inability to test a Servais silencer due to a lack of response from the company, and comparing its design to the Burgess type. | ||
| View original record | Cx from Rm/WYM. Replying to your memo Cx/CK1/CPSS +10-57, we have not had the opportunity of testing a Silencer made by Messrs Servais, although in reply to a letter addressed to EP by Mr E.R. Sworder… | ||
| scan0205 | Letter discussing experiments with a Burgess silencer and obtaining one for trial purposes. | ||
| View original record | material, as we have done a lot of experiments with the Burgess silencer. If however you could obtain more details for us, or even get us a silencer for trial purposes, we should be only too pleased… | ||
| scan0206 | Assembly drawing for a 'LASCROUX' silencer on an exhaust system. | ||
| View original record | Dessin de montage du silencieux "LASCROUX" sur échappement ROLLS-ROYCE A B 2,3 7 inches, 2 19 inches, 7 27 inches, 5 | ||
| scan0207 | Inability to test a Servais silencer and comparing its construction to the Burgess type. | ||
| View original record | W/S. To Cx. from Rm/Wym. 1297 Rm/Wym.12/MH.2.11.37. Replying to your memo Cx/Ck1/CP25.10.37, we have not had the opportunity of testing a Silencer made by Mons. Servais, but in reply to a letter… | ||
| scan0208 | Introduction to Mons. Servais to arrange production of a custom Phantom III engine silencer. | ||
| View original record | StW. To Cf. for Rm/Wym. WYM 1297 Cx/Ck2/CP4.11.37. Further to your memo. Rm/Wym12/MH2.11.37., I was able to obtain an introduction to Mons. Servais through Colonel Leverson-Gower, and I am enclosing… | ||
| scan0209 | Blueprint showing the design for an air intake silencer and cleaner. | ||
| View original record | PART SECTIONAL ELEVATION SIDE ELEVATION SECTION A B SERVAIS SILENCERS LTD 8, OLD PYE STREET, WESTMINSTER S.W.1 AIR INTAKE SILENCER AND CLEANER PATENT APPLIED FOR. | ||
| scan0210 | Diagram illustrating the external and internal cross-section of a cylindrical filter, showing flow direction. | ||
| View original record | ", | ||
| scan0211 | Article discussing exhaust silencing using a Servais sound-absorption silencer and a related propeller shaft issue. | ||
| View original record | The Light Car 150 JUNE 19, 1936. PRACTICAL ASPECTS BY 'SHACKLEPIN' Exhaust Silencing by Sound Absorption—A Convincing Demonstration—A Possible Propeller Shaft Trouble TIME was when a noisy exhaust was… | ||
| scan0212 | Article discussing a new method of quieting exhausts using a 'Servais' silencer. | ||
| View original record | 120 THE ELECTRIC RAILWAY, BUS AND TRAM JOURNAL. September 18th, 1936. SILENCE! A Novel Method of Quieting the Exhaust WE have had brought to our knowledge recently a new type of silencer for motor… | ||
| scan0213 | Collection of press clippings from June 1936 reporting on demonstrations of a new 'straight-through' silencer by Servais Services, Ltd. | ||
| View original record | The Times SILENCING ENGINES AND FIREARMS DEMONSTRATION OF NEW DEVICE A new silencer, which may be applied to motor engines, machine-guns, and other forms of explosive machinery, was shown yesterday by… | ||
| scan0214 | Road test of a supercharged Alvis Speed '20' and a detailed analysis of a new Servais exhaust silencer. | ||
| View original record | The Motor 650 May 12, 1936. Contd. AN ALVIS SPEED "20" AT 22,000 MILES ham-fisted of drivers. The harder he pushes, the quicker it changes. I have heard expert gear-changers questioning whether this… | ||
| scan0215 | Review and advertisement for the J-2 Taylor Cub light aircraft, featuring a Servais silencer. | ||
| View original record | The new J-2 Taylor Cub is one of the most interesting light aircraft that has come to this country from abroad. It is made by the Taylor Aircraft Co., of Bradford, Pennsylvania, and is marketed in… | ||
| scan0216 | Press clippings regarding new silencer technology for aircraft engines and other aircraft refinements. | ||
| View original record | Aeroplane June 1936. New Silencer for Aircraft Engines A new type of silencer for aircraft engines has just been produced by Servais Services, Ltd., 8, Old Pye Street, Westminster, London, S.W.1. An… | ||
| scan0217 | Collection of press clippings about the development and application of the 'Servais Silencer'. | ||
| View original record | Top left clipping: Modern Transport. June 13. Silencing of Motor Vehicles. An invention which, it is claimed, will revolutionise the silencing, not only of motor vehicles, but also of aeroplanes,… | ||
| scan0218 | Press cuttings from 'Motor' and 'The Export Trader' describing the Servais straight-through silencer. | ||
| View original record | Servais DURRANT'S PRESS CUTTINGS St. Andrew's House, 32 to 34 Holborn Viaduct, and 3 St. Andrew Street, Holborn Circus, E.C.1. Telephone: CENTRAL 3149 (Two Lines). Motor 7-15 Rosebery Avenue, E.C.… | ||
| scan0219 | Press cuttings and an advertisement regarding the 'Servais Silencer' for reducing vehicle exhaust noise. | ||
| View original record | INTERNATIONAL PRESS-CUTTING BUREAU 51, RED LION STREET, HIGH HOLBORN, LONDON. W. C. 1. Extract from "CAPITAL" (ESTABLISHED 1889) Date 6 AUG 1936 SEE ALSO OVERLEAF. Silencing of Motor Vehicles An… | ||
| scan0220 | Collection of press cuttings and advertisements for Servais Silencers from 1937. | ||
| View original record | Broken! ON TUESDAY, SEPTEMBER 21st, 1937, AT POOLE 400kg. WORLD'S RECORDS of 3, 6, 9 & 12 HOURS & ALL NATIONAL HOUR RECORDS from 1 to 12 inclusive (Subject to Confirmation) BY Mr. GEORGE WHITE To… | ||
| scan0221 | Testimonial letter from a Managing Director about the performance of a 14/60 Dolomite car on a European tour. | ||
| View original record | EXCHANGES SERVICE DEPARTMENT: 84 EDEN ST. REPAIRS THE MOTOR TRADE ASSOCIATION G.W WILKIN AUTOMOBILE LTD ENGINEERS MOTOR AGENTS ASSOCIATION (MAA) HIRE PURCHASE Managing Director: G. W. WILKIN SPARES 1… | ||
| scan0222 | Scheme for the air silencer and intake pipe for the Bentley 111 model. | ||
| View original record | BY/NS c. Rm. File DA.11/G.8.11.37. 1299. 2008 W M BENTLEY 111 - AIR SILENCER AND INTAKE PIPE. Please receive herewith the following scheme :- E.CD.198 Air Silencer - Bentley lll. Will you please… | ||
| scan0223 | Letter from Burgess Products Company to Mr. Whyman regarding an order for perforated sheets and a follow-up on experimental work. | ||
| View original record | TELEPHONES: 141/2 EARL SHILTON TELEGRAMS: BURDUCTO, BARWELL STATION: HINCKLEY, L.M.S BURGESS PRODUCTS COMPANY LTD DIRECTORS: E.J.L., P.E., & K.G. COTTON ELECTRICAL & ACOUSTICAL ENGINEERS &… | ||
| scan0224 | Letter to Lea & Servais Ltd. providing engine data for a Phantom III car to fit an exhaust silencer. | ||
| View original record | 1297 November 15th 1937. Rm/Whym.10/AP. Messrs. Lea & Servais Ltd., General Engineers, 8 Old Pye Street, Westminster, LONDON S.W.1. For the attention of Mons. Servais. Dear Sirs, We have been given to… | ||
| scan0225 | Tests conducted to reduce power losses in Bentley engine silencing systems. | ||
| View original record | 1297 Spare see 223 for prints Note No prints attached 5.11.37. BENTLEY SILENCING SYSTEMS. A consideration of the silencer losses in the various H.R. engine units, showed a loss in the region of 2%.… | ||
| scan0226 | Test results comparing percentage power loss between a special system and a standard Bentley system with different carburetors. | ||
| View original record | Test No.1. Two similar tests were run with 1" induction systems and 1 3/4" induction system, fitting in turn No.2 special exhaust system and No.1 standard Bentley exhaust system. Results are as shown… | ||
| scan0227 | Analysis of percentage loss in a silencer related to power output and wave effects in an exhaust system. | ||
| View original record | As will be seen the percentage loss to the silencer appears independent of the power out- put, i.e. of the mass of gas flowing along the pipe, and we may therefore assume with reasonable certainty… | ||
| scan0228 | Test report detailing percentage loss figures for twin manifolds connected to a Bentley expansion box. | ||
| View original record | Test No.2. To obtain definite figures for twin manifolds these were run into a standard Bentley front expansion box, one at each end, and the percentage loss was reduced from 19.5% to 14.6%. A… | ||
| scan0229 | Test results for modifications to an exhaust silencer system. | ||
| View original record | Test No.3. No.4. special silencer was now modified, and two separate rear silencers fitted, so that the exhaust system was divided all the way down as shown in 4, Fig.1 this reduced the power loss to… | ||
| scan0230 | Proposal to test various manifolds and an interference pipe system on a standard Bentley to achieve silence without power loss. | ||
| View original record | Proposed Work. It is proposed to try various manifolds as shown in Fig. (6) on a standard Bentley, and to try an interference scheme similar to No... special system, having various lengths of… | ||
| scan0231 | Letter to Burgess Products Co. Ltd. regarding issues with perforated tubing for an experimental silencer and a follow-up on a Phantom III air silencer. | ||
| View original record | 1297 Rm/Wym.9/MH. The Burgess Products Co. Ltd., Barwell, Leicester. 8th. November 1937. For the attention of E.Cotton, Esq. Dear Sirs, I am sorry to be so long in replying to your letter of the 16th.… | ||
| scan0232 | Letter from Burgess Products Company Ltd regarding the development of an air silencer for the Phantom III. | ||
| View original record | TELEPHONES: 141/2 EARL SHILTON TELEGRAMS: BURDUCTO, BARWELL STATION: HINCKLEY, L.M.S BURGESS PRODUCTS COMPANY LTD DIRECTORS: E.J.L., P.E., & K.G. COTTON ELECTRICAL & ACOUSTICAL ENGINEERS &… | ||
| scan0233 | Letter from Lea & Servais Ltd. regarding the maximum available length of a straight-through type silencer. | ||
| View original record | 1297 Lea & Servais, Ltd. ENGINEERS & INVENTORS OF SERVAIS STRAIGHT THROUGH SILENCERS. DIRECTORS: H. DARE LEA. N. H. SERVAIS. F. SERVAIS, (BELGIUM) MANAGING DIRECTOR. 8. OLD PYE STREET, WESTMINSTER,… | ||
| scan0234 | Letter to Messrs. Lea & Servais Ltd. regarding the maximum available length for a silencer. | ||
| View original record | 1297 Rm/wym.17/JH. 17th November, 1937. Messrs. Lea & Servais Ltd., 8, Old Pye Street, Westminster, LONDON.S.W.1. Dear Sirs, In reply to your letter dated Nov.16th reference DLS/R1, the maximum length… | ||
| scan0235 | Letter from Lea & Servais Ltd. regarding a sample silencer for a Phantom III. | ||
| View original record | 1297 Lea & Servais, Ltd. DIRECTORS: H. DARE LEA N. H. SERVAIS F. SERVAIS, (BELGIUM) MANAGING DIRECTOR ENGINEERS & INVENTORS OF SERVAIS STRAIGHT THROUGH SILENCERS. 8, OLD PYE STREET, WESTMINSTER,… | ||
| scan0236 | Letter to Lea & Servais Ltd. acknowledging receipt of a sample silencer for testing. | ||
| View original record | 1294 x Rm/Wym.9/MH. 2nd. December 1937. Messrs. Lea & Servais Ltd., 8, Old Pye Street, Westminster, London, S.W.1. For the attention of Mr.F.Servais. Dear Sirs, This is to inform you that your Sample… | ||
| scan0237 | Follow-up letter from Lea & Servais Ltd. regarding a report on a sample Silencer for the 40/50.HP. Phantom III. | ||
| View original record | 1294. or 1247? Lea & Servais, Ltd. ENGINEERS & INVENTORS OF SERVAIS STRAIGHT THROUGH SILENCERS. 8, OLD PYE STREET, WESTMINSTER, London, S.W.1. DIRECTORS: H. DARE LEA. N. H. SERVAIS. F. SERVAIS,… | ||
| scan0238 | Letter from Lea & Servais Ltd. chasing a report on a preliminary test silencer for the Phantom 111. | ||
| View original record | 1297. Lea & Servais, Ltd. ENGINEERS & INVENTORS OF SERVAIS STRAIGHT THROUGH SILENCERS. DIRECTORS: H. DARE LEA. N. H. SERVAIS. F. SERVAIS, (BELGIUM) MANAGING DIRECTOR. 8. OLD PYE STREET, WESTMINSTER,… | ||
| scan0239 | Letter to Messrs. Lea & Servais Ltd. regarding the testing of a silencer on a Phantom III car. | ||
| View original record | 1297. Rm/Wym.6/NH. 20th. January 1938. H.Dare Lea, Esq., Messrs. Lea & Servais Ltd., 8, Old Pye Street, Westminster, London, S.W.1. Dear Sir, I am sorry to have been so long in replying to your letter… | ||
| scan0240 | Difficulties with the Bentley 111 air silencer and proposing new arrangements. | ||
| View original record | Wym 200B c. Rm. what can we do GG File 1297. DA.21/G.9.2.38. Yes Wymans Have you seen what is being drawn Rm AIR SILENCER - BENTLEY 111. Using the Bentley ll. air silencer on Bentley 111. is causing… | ||
| scan0241 | Alternative proposals for air silencer arrangements on the Bentley 111. | ||
| View original record | RV/ES. G. Rm. C. [REDACTED] 1297 DA.5/G.12.3.38. F. Dodd. Perhaps you will consult Coyman & get something made up for test Rm BENTLEY 111. AIR SILENCERS. ON account of the difficulty of fitting the… | ||
| scan0242 | Proposals for alternative air silencer arrangements for the Bentley III model. | ||
| View original record | 1297. DA/ES. c. RM/Wym. DA.5/G.12.5.36. A'lee BENTLEY lll. AIR SILENCERS. On account of the difficulty of fitting the standard Bentley silencer on Bentley lll due to its projection into the dash, we… | ||
| scan0243 | On the failure of a plated mild steel exhaust downtake pipe and suggestions for alternative materials or treatments. | ||
| View original record | 1297. Km/Wyatt Rm. BY.7/G.18.3.38. EXHAUST SILENCER AND FITTINGS. RE: CHEAPER MATERIAL FOR DOWNTAKE PIPES. In examining the sample tube returned from France, which had failed, the tube in question… | ||
| scan0244 | Issue with loose end caps on Wraith & Bentley air silencers and proposing a solution. | ||
| View original record | To... & Rm.......From RHC/SB. 1297. RHC/SB.1/MC.19.3.38. Handwritten: Wyman. See me. Rm (signature) AIR SILENCERS - WRAITH & BENTLEY. We have received complaints from the Test Department of end caps… | ||
| scan0245 | Blueprint detailing a modification to an air silencer component. | ||
| View original record | STEEL ALUM MOD. TO AIR SILENCERS. | ||
| scan0246 | New design for a Bentley III air silencer, requesting a trial unit be made. | ||
| View original record | 1297. To HPS. Rm/FD.6/JH.29.3.38. BENTLEY III AIR SILENCER. To overcome the difficulty of the air silencer projecting up to the dash board, a design has been made to ECD.530. No detailing has been… | ||
| scan0247 | Material changes and cost savings for Wraith and Bentley 'M' series air silencers. | ||
| View original record | To. [redacted] & Rm.....From RHC/SB. Handwritten: 1297. File for WYMAN RHC/SB.1/MC.29.3.38. AIR SILENCERS Further to RHC/SB.1/MC.19.3.38., quotations are now available which show that the adaption of… | ||
| scan0248 | Agreement to change the material for Wraith air silencer frames and end caps, resulting in a cost saving. | ||
| View original record | 1297. To By. c. to RHC/SB. Rm/Wym.2/JH.2.4.38. AIR SILENCERS. Replying to RHC/SB.1/MC.29.3.38. we are in agreement with your proposal to fit 18 S.W.G. S/D in place of aluminium for frame E.83767 and… | ||
| scan0249 | Letter from Lea & Servais Ltd. requesting B.HP figures and information about a silencer on test. | ||
| View original record | 1297 Lea & Servais, Ltd. ENGINEERS & INVENTORS OF SERVAIS STRAIGHT THROUGH SILENCERS. DIRECTORS: H. DARE LEA, W. H. SERVAIS, F. SERVAIS, (BELGIUM) MANAGING DIRECTOR. 8, OLD PYE STREET, WESTMINSTER,… | ||
| scan0250 | Letter to Messrs. Lea & Servais Ltd. regarding the road mileage testing of a silencer on a Phantom III. | ||
| View original record | 1297 EXPERIMENTAL DEPT. Rm/Wym.15/JH. 11th May, 1938. Messrs. Lea & Servais Ltd., 8, Old Pye Street, Westminster, LONDON.S.W.1. For the attention of Mr. H. Dare Lea. Dear Sirs, In reply to your letter… | ||
| scan0251 | Letter from Lea & Servais Ltd. regarding the thorough testing of their Silencer product. | ||
| View original record | File 1297. Lea & Servais, Ltd. ENGINEERS & INVENTORS OF SERVAIS STRAIGHT THROUGH SILENCERS. 8, OLD PYE STREET, WESTMINSTER, London, S.W.1. DIRECTORS: H. DARE LEA. N. H. SERVAIS. F. SERVAIS, (BELGIUM)… | ||
| scan0252 | Request to build an experimental air silencer for a 7.B.V. Bentley III. | ||
| View original record | 1297. To HPS. Rm/IMW.10/JH.16.5.38. 7.B.V. Bentley III. Air Silencer. Will you please build up an experimental air silencer to ECD.530. Details from this scheme will not be available for some while,… | ||
| scan0253 | Letter from Burgess Products Company Ltd regarding the dispatch of two preliminary experimental silencers for testing. | ||
| View original record | TELEPHONES: 141/2 EARL SHILTON TELEGRAMS: BURDUCTO, BARWELL STATION: HINCKLEY, L.M.S BURGESS PRODUCTS COMPANY, LTD DIRECTORS: E.J.L., P.E., & K.G. COTTON ELECTRICAL & ACOUSTICAL ENGINEERS &… | ||
| scan0254 | Letter to Burgess Products Co. Ltd. regarding the arrival and testing of silencers X.431 and X.432. | ||
| View original record | 1297 Experimental Dept. Rm/Wym.15/MH. 18th. July 1938. Messrs.Burgess Products Co. Ltd., Barwell, LEICESTER. For the attention of Mr.Philip Cotton. Dear Sirs, We are pleased to inform you that the… | ||
| scan0255 | Testing of air silencers for the Bentley III and requesting similar ones be made for other vehicles. | ||
| View original record | 1297 To HPS. from Rm/IMW. Rm/IMW.10/MH.22.7.38. BENTLEY III. AIR SILENCER. We have tested the two air silencers made to ECB.530. The larger diameter as at present fitted to 1.B.50 is preferred. Will… | ||
| scan0256 | Official order for 12 Burgess Filter Elements for experimental use. | ||
| View original record | 1297 To Roy. from Rm/Wym. c. G/JWH. Rm/Wym.12/MH.31.8.38. Will you please send an official order to Burgess Products Co. Ltd., Barwell, Leicester for 12 Burgess Filter Elements, reference 120/C.G.… | ||
| scan0257 | Letter regarding the dispatch of an experimental silencer (X.455) for testing on a new Bentley. | ||
| View original record | BURGESS PRODUCTS COMPANY LTD DIRECTORS: E.J.L., P.E., & K.G. COTTON ELECTRICAL & ACOUSTICAL ENGINEERS & MANUFACTURERS BARWELL LEICESTER TELEPHONES: 141/2 EARL SHILTON TELEGRAMS: BURDUCTO, BARWELL… | ||
| scan0258 | Letter to Burgess Products Co. Ltd. confirming receipt of silencer X455 for testing on a Bentley car. | ||
| View original record | 1297. EXPERIMENTAL DEPARTMENT. Rm/Wym.12/JH. 2nd. September, 1938. Burgess Products Co.Ltd., Barwell, LEICESTER. For the attention of Mr. Botton. Dear Sirs, S/KCC/NG. Thanks for your letter of August… | ||
| scan0259 | Request to place an official order for an experimental exhaust silencer for trial on Bentley cars. | ||
| View original record | 1297 To Roy. c. to G/JWH. Rm/Wym.10/JH.5.9.38. As the various experimental silencers are being made at our request for trial on Bentley III, and Bentley 50, cars, we consider that they should be paid… | ||
| scan0260 | Request to fabricate and fit a round nose piece for the rear silencer pipe on Bentley car 1.B.50. | ||
| View original record | 1297. To HPS. Rm/Wym.15/JH.7.9.38. BENTLEY CAR 1.B.50. Will you please make a round nose piece for the end of the 2.00" pipe in the rear silencer and fit same to the above car. Rm/Wym. | ||
| scan0261 | Letter from Burgess Products Company regarding the despatch of heat-resisting steel, welding wire, and exhaust silencers. | ||
| View original record | 1297 TELEPHONES: 141/2 EARL SHILTON TELEGRAMS: BURDUCTO, BARWELL STATION: HINCKLEY, L.M.S LONDON OFFICE: THAMES HOUSE, MILLBANK S.W.1 TELEPHONE: VICTORIA 2961 TELEGRAMS: BURDUCTO, LONDON BURGESS… | ||
| scan0262 | Official order for exhaust silencers, perforated metal, and welding wire from Burgess Products Co. Ltd. | ||
| View original record | 1297. To Roy. c. to G/JWH. Rm/Wym.5/JH.28.9.38. Will you please send an official order to Burgess Products Co.Ltd., Barwell, Leicester, for 2 exhaust silencers No.X455 these are for use on the 15,000… | ||
| scan0263 | Requesting an official order be sent to Burgess Products Co.Ltd. for exhaust silencers. | ||
| View original record | 1297. To Roy. c. to G/JWH. Rm/Wym.11/JH.29.9.38. In reply to memo. G/WFH/CA.14/NR.27.9.38. an official order shou'd be sent to Burgess Products Co.Ltd. for 1 X422 exhaust silencer now fitted to 7.B.V.… | ||
| scan0264 | Proposing two alternative rubber support designs for the Phantom III exhaust silencer to address squeaking issues. | ||
| View original record | 1297 DW/Asc c.c. Par c. Rm/GWH. DA.11/G.29.9.38. PHANTOM 111. RUBBER SUPPORT FOR EXHAUST SILENCER. Please receive herewith :- E.CD.919 Modification of Rear Silencer Rear Support Phantom 111. (Existing… | ||
| scan0265 | Letter regarding the dispatch of an intake silencer and an experimental exhaust silencer for a Bentley. | ||
| View original record | BURGESS PRODUCTS COMPANY LTD ELECTRICAL & ACOUSTICAL ENGINEERS & MANUFACTURERS BARWELL LEICESTER TELEPHONES: 141/2 EARL SHILTON TELEGRAMS: BURDUCTO, BARWELL STATION: HINCKLEY, L.M.S LONDON OFFICE:… | ||
| scan0266 | Communication regarding a silencer with non-standard filter elements and an experimental replacement. | ||
| View original record | CONTINUATION ............ 1 We now find that the silencer which we have here as pattern, and which, incidentally is being returned to you tonight, is fitted with a non-standard filter elements. We are… | ||
| scan0267 | Request to order one air silencer SK.640 from Burgess Products Co. Ltd. for testing on a B.III car. | ||
| View original record | 1297 To Roy. c. to G/JWH. Rm/Wym.18/JH.4.10.38. Will you please send an official order to Burgess Products Co.Ltd. Barwell Leicester for 1 air silencer SK.640. This is for test on B.III car O/N.52444.… | ||
| scan0268 | Request for the construction of an experimental B.50 Air Silencer for a Bentley 50 car. | ||
| View original record | 1297 To HPS. Rm/Wym.14/JH.5.10.38. B.50 Air Silencer. We want to try a smaller air silencer on the Bentley 50 car and would therefore like you to make us an experimental silencer with loose pipes and… | ||
| scan0269 | Letter from the Experimental Department to a supplier regarding the failure of a silencer on a Phantom III car. | ||
| View original record | 1297. EXPERIMENTAL DEPARTMENT. Rm/Wym.15/JH. 5th October, 1938. Messrs. Lea & Servias Ltd., 8, Old Pye Street, Westminster, LONDON.S.W.1. For the attention of Mr. H. Dare Lea. Dear Sirs, Further to my… | ||
| scan0270 | Follow-up letter from Compoflex Company Ltd. regarding a sample of their flexible silencer. | ||
| View original record | DIRECTORS R.E. WARBURTON J. MOSELEY COMPOFLEX COMPANY LIMITED MANUFACTURERS OF FLEXIBLE TUBING FOR ALL PURPOSES SPEKE ROAD · BATTERSEA · LONDON · S W II TELEPHONE BATTERSEA 3520 Handwritten: File… | ||
| scan0271 | Design and weight reduction of a cast iron baffle for a silencer. | ||
| View original record | Rm. 1297 WYMAN SWDL C.F.S. File RHC/Vs.1/JT.23.10.38. Iron Foundry. Re - Cast Iron Baffle for Silencer. We have today despatched to Mr. Wyman a casting for this part produced without proper pattern… | ||
| scan0272 | The production and fitting of new rear exhaust pipe supports for the Bentley 111 chassis 9-B-V. | ||
| View original record | DY/NS. c. Rm. c. Rre/Wym. c. De/Ev. c. HPS. 697 DA.11/G.26.10.38. WYMAN Aic BENTLEY 111 - CHASSIS 9-B-V. REAR EXHAUST PIPE SUPPORTS. Please receive herewith :- E.CD.983 Rear Silencer Supports -… | ||
| scan0273 | Design update for the Bentley 111 carburetter air silencer and air intake pipe. | ||
| View original record | BY/NS c. Rm c. Rm/Wym c. De/JD c. Rm/GR 1297. DA.10/G.9.-- File WHATMAN BENTLEY 111 - CARBURETTER AIR SILENCER WITH REAR OUTLET. Please receive herewith :- E.CD.1071 Air Intake Pipe, End Offtake Air… | ||
| scan0274 | Instruction regarding items for all Bentley lll cars. | ||
| View original record | - 2 - DA.10/G.9.12.38. Items (1) and (2) should be instructed for all Bentley lll cars. DA. | ||
| scan0275 | Query regarding the use of an Air Silencer on an experimental production chassis. | ||
| View original record | WYMAN - see scott Rm 1294 Rm. Rm/CR. Aitch BY/NS.10/G.15.12.38 B.V. 50 EXPERIMENTAL PRODUCTION CHASSIS. AIR SILENCER. Would you please advise us if the Air Silencer to E.CD.530 Centre Outlet Twin… | ||
| scan0276 | Letter to Air Maze Ltd. providing the dimensions for an air silencer pipe to ensure compatibility with their air cleaner. | ||
| View original record | 1294. EXPERIMENTAL DEPARTMENT. Rm/Wym.8/JH. 19th. December, 1938. Sales Manager, Air Maze (Great Britain) Ltd., Bush House, LONDON.W.C.2. For the attention of Mr.W.F.McGloon. Dear Sirs, Further to our… | ||
| scan0277 | Instruction for the production of air silencers for 50 experimental Bentley V chassis. | ||
| View original record | 1294 BY/CS. Rm. RHC ROY BY/NS.3/G.19.12.38. Wn RECEIVED 20 DEC 1938 BENTLEY V. 50 EXPERIMENTAL PRODUCTION CHASSIS. AIR SILENCER E.CD.530 and E.CD.877. Will you kindly instruct the air silencer to the… | ||
| scan0278 | Letter from Servais Silencers Ltd requesting further feedback on a silencer previously supplied and advising of a change in their agent. | ||
| View original record | 1297 Directors: J. N. GREEN F. L. GREEN, B.A. SERVAIS SILENCERS LTD ASHFORD WORKS ASHFORD ROAD, CRICKLEWOOD, N.W.2 Telephone: GLAdstone 6789 [Seal: THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD]… | ||
| scan0279 | Instruction to fit a carburetter air silencer with a rear outlet to a Bentley V chassis. | ||
| View original record | 1297 To HPS. c. c. to Rm/FD. c. c. to Rm/IMW. Rm/Wym.4/JH.17.1.39. BENTLEY V CARBURETTER AIR SILENCER WITH REAR OUTLET. Will you please make up and fit to a Bentley V chassis with latest type… | ||
| scan0280 | Follow-up letter to Servais Silencers Ltd. regarding the lack of reply and necessary improvements to their silencer. | ||
| View original record | 1297 EXPERIMENTAL DEPARTMENT. Rm/Wym.9/JH. 17th. January, 1939. Messrs. Servais Silencers Ltd., Ashford Works, Ashford Road, Cricklewood, LONDON.N.W.2. Ref. Rm/Wym.15/JH. Oct. 5th. 1938. Dear Sirs, In… | ||
| scan0281 | Letter to Lea & Servais Ltd. regarding the performance of their silencer after a 10,053-mile test on a Phantom III car. | ||
| View original record | 1297. COPY. EXPERIMENTAL DEPARTMENT. Rm/Wym.15/JH. 5th. October, 1938. Messrs. Lea & Servais Ltd., 6, Old Pye Street, Westminster, LONDON.S.W.1. For the attention of Mr. H. Dare Lea. Dear Sirs,… | ||
| scan0282 | Letter from Servais Silencers Ltd regarding a complaint about a third-party representative and a failed silencer. | ||
| View original record | 127 File SERVAIS SILENCERS LTD ASHFORD WORKS ASHFORD ROAD, CRICKLEWOOD, N.W.2 Telephone: GLAdstone 6789 Directors: J. N. GREEN F. L. GREEN, B.A. OUR REF. FLG/WNT. YOUR REF. Rm/Wym.9/JH. Experimental… | ||
| scan0283 | Letter to Servais Silencers Ltd. regarding their silencer products and a potential visit. | ||
| View original record | 1297 EXPERIMENTAL DEPARTMENT. Rm/Wym.1/JH. 30th. January, 1939. Servais Silencers Ltd., Ashford Works, Ashford Road, Cricklewood, LONDON.N.W.2. For the attention of Mr. F.L. Green. Dear Sirs, We thank… | ||
| scan0284 | Letter from Burgess Products Company Ltd regarding an experimental intake silencer and a future quotation. | ||
| View original record | 1297. TELEPHONES: HINCKLEY 700 (3 LINES) TELEGRAMS: BURDUCTO, HINCKLEY STATION: HINCKLEY. L. M. S LONDON OFFICE: THAMES HOUSE, MILLBANK S.W.1 TELEPHONE: VICTORIA 2981 TELEGRAMS: BURDUCTO, LONDON… | ||
| scan0285 | Covering order for two types of Burgess silencers to be used on experimental cars. | ||
| View original record | 1297 To Roy. c. to G/WFH. Rm/Wym.6/JH.14.2.39. Replying to your memo. G/WFH/CA.31/PC.10.2.39. will you please send a covering order to Burgess Products Co.Ltd., for :- 1 - X467 Burgess Exhaust… | ||
| scan0286 | Letter from Servais Silencers Ltd to the Experimental Department regarding a meeting arrangement. | ||
| View original record | 1297 Prof Whym Garage Directors: J. N. GREEN F. L. GREEN, B.A. SERVAIS SILENCERS LTD ASHFORD WORKS ASHFORD ROAD, CRICKLEWOOD, N.W.2 Telephone: GLAdstone 6789 THE SOCIETY OF MOTOR MANUFACTURERS &… | ||
| scan0287 | Letter from the Experimental Department to Servais Silencers Ltd. arranging a meeting. | ||
| View original record | 1297 EXPERIMENTAL DEPARTMENT. Rm/Wym.8/JH. 18th. February, 1939. Cervais Silencers Ltd., Ashford Works, Ashford Road, CRECKLEWOOD.N.W.2. Dear Sirs, In reply to your letter of the 15th. inst. ref.… | ||
| scan0288 | Letter from Servais Silencers Ltd regarding experiments with their silencers. | ||
| View original record | 1297 File Directors: J. N. GREEN F. L. GREEN, B.A. SERVAIS NoLoS STRAIGHT-THROUGH SILENCERS THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD SMMT SERVAIS SILENCERS LTD ASHFORD WORKS, ASHFORD RD.… | ||
| scan0289 | Modification to the Bentley V air silencer to improve its silencing degree. | ||
| View original record | 1297 To By. c. to By/NS. Rm/WYm.17/JH.28.2.39. Bentley V Air Silencer. We have now found it necessary to slightly modify the air silencer on Bentley V and 50 cars to obtain the degree of silencer we… | ||
| scan0290 | Letter to Servais Silencers Ltd. regarding dimensional sketches for exhaust silencers. | ||
| View original record | 1297 (Experimental Dept.) Rm/Wyml/R. 1st March, 1939. Messrs. Servais Silencers Ltd., Ashford Works, Ashford Road, Cricklewood, N.W.2. (For the attention of Mr. J.N. Green) Dear Sirs, We are to-day… | ||
| scan0291 | Letter from Servais Silencers Ltd regarding the manufacture of silencers and the return of blueprints. | ||
| View original record | 1297 Directors: J. N. GREEN F. L. GREEN, B.A. SERVAIS NOLOS STRAIGHT-THROUGH SILENCERS [STAMP: THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD] SERVAIS SILENCERS LTD ASHFORD WORKS, ASHFORD RD.… | ||
| scan0292 | Letter to Servais Silencers Ltd. regarding sending an outlet connection for silencer B. | ||
| View original record | 1294 EXPERIMENTAL DEPARTMENT. Rm/Wym.16/JH. 13th. March, 1939. Servais Silencers Ltd., Ashford Works, Ashford Road, Cricklewood, LONDON.N.W.2. For the attention of Mr. J.N.Green. Dear Sirs, In reply… | ||
| scan0293 | The despatch of an exhaust silencer outlet connection for a trial. | ||
| View original record | 1294 To Hd/FC. c. to D/BP. Rm/Wym15/JH.13.3.39. We are sending into the stores, an exhaust silencer outlet connection EW.1451 for despatch to Servais Silencers Ltd., Ashford Works, Ashford Road,… | ||
| scan0294 | Reducing the period of concession for silencer replacements from 5 to 4 years. | ||
| View original record | To: Hd. W. Levallois c. W/S - C c. Rm. c. GWH (K) c. D/BP. c. D/L. (297). BY/SB.S/MG.31.3.39 REPLACEMENT OF SILENCERS The reasonable life of a silencer has previously been placed at 5 years, and any… | ||
| scan0295 | Letter to A.C.-Sphinx Sparking Plug Co. enclosing a blueprint for an R.R. Air Silencer for trial. | ||
| View original record | 1277 EXPERIMENTAL DEPARTMENT. Rm/Wym.15/JH. 21st. April, 1939. A.C.-Sphinx Sparking Plug Co., Dunstable, BEDS. For the attention of Mr. Bennion Brown. Dear Sirs, Herewith enclosed one Blue Print of… | ||
| scan0296 | Letter from AC-Sphinx Sparking Plug Co. seeking clarification on air silencer specifications. | ||
| View original record | Wym. 1297 AC-SPHINX SPARKING PLUG Co. LTD. DIRECTORS: N.F.Stockbridge, W.O.Kennington, C.J.Bartlett. Telegrams: SPHINX, DUNSTABLE. DUNSTABLE, BEDS.,ENGLAND. Telephone: DUNSTABLE 360. Our Ref. DBB/DJG… | ||
| scan0297 | Follow-up letter from Compoflex Company Ltd. regarding a decision on their flexible exhaust tubing. | ||
| View original record | DIRECTORS R.E. WARBURTON J. MOSELEY COMPOFLEX COMPANY LIMITED TELEPHONE BATTERSEA 3520 MANUFACTURERS OF FLEXIBLE TUBING FOR ALL PURPOSES SPEKE ROAD · BATTERSEA · LONDON · S W II #132. 1297. Ref.… | ||
| scan0298 | Letter to AC-Sphinx Sparking Plug Co. Ltd. chasing an update on an Experimental Air Silencer for a 25/30 HP car. | ||
| View original record | 1294. EXPERIMENTAL DEPARTMENT. Rm/Wym.17/JH. 11th. May, 1939. AC-Sphinx Sparking Plug Co.Ltd., Dunstable. For the attention of Mr. Bennion Brown. Dear Sirs, We are very anxious to know how you are… | ||
| scan0299 | Request to the laboratory to analyse 3 steel samples from an American exhaust silencer. | ||
| View original record | 1294. To Hl. (Laboratory). Rm/Wym.21/JH.11.5.39). Will you please analyse for us the 3 samples of steel removed from an American exhaust silencer and handed to your dept. yesterday. Rm/Wym. | ||
| scan0300 | Letter to AC-Sphinx Sparking Plug Co. Ltd. regarding a visit to discuss air silencer costs and to arrange for experimentation. | ||
| View original record | 1294 EXPERIMENTAL DEPARTMENT. Rm/Wym.8/JH. 1st. June, 1939. AC-Sphinx Sparking Plug Co.Ltd., Dunstable. For the attention of Mr. Bennion Brown. Dear Sirs, With reference to our telephone conversation… | ||
| scan0301 | Letter from Burgess Products Company Ltd. following up on a discussion about Burgess Silencers. | ||
| View original record | 1294, TELEPHONES: HINCKLEY 700 (3 LINES) TELEGRAMS: BURDUCTO, HINCKLEY STATION: HINCKLEY. L. M. S BURGESS PRODUCTS COMPANY LTD DIRECTORS: E.J.L., P.E., & K.G. COTTON ELECTRICAL & ACOUSTICAL ENGINEERS… | ||
| scan0302 | Letter from the Experimental Department to Burgess Products Co. Ltd. arranging a visit. | ||
| View original record | 1297. EXPERIMENTAL DEPARTMENT. Rm/Wym.7/JH. 9th. June, 1939. Messrs. Burgess Products Co.Ltd., Brookfield Road, Hinckley, LEICS. Dear Sirs, In reply to your letter of the 5th. inst. I propose coming… | ||
| scan0303 | Letter from Burgess Products Company Ltd providing directions for a visit. | ||
| View original record | 294. TELEPHONES: HINCKLEY 700 (3 LINES) TELEGRAMS: BURDUCTO, HINCKLEY STATION: HINCKLEY. L.M.S BURGESS PRODUCTS COMPANY LTD DIRECTORS: E.J.L., P.E., & K.G. COTTON ELECTRICAL & ACOUSTICAL ENGINEERS &… | ||
| scan0304 | Request for a retrospective official order for mild steel tubing needed for experimental work on B.V. cars. | ||
| View original record | 1297- To Roy. c. to G/JWH. Rm/Wym.10/JH.28.6.39. Will you please send an official order to Burgess Products Ltd. Hinckley, Leicester for 30 ft. of Mild Steel tubing 17 S.W.G. This material was… | ||
| scan0305 | Letter chasing the delivery of a sample air silencer for a 25/30 HP car for testing. | ||
| View original record | 1297. EXPERIMENTAL DEPARTMENT. Rm/Wym.14/JH. 30th. June. 1939. The AC. Sphinx Sparking Plug Co.Ltd. Dunstable. For the attention of Mr. Bennion Brown. Dear Sirs, We are very anxious to get hold of the… | ||
| scan0306 | Letter from AC-Sphinx regarding a sample Air Intake Silencer with varying hiss gaps for testing on a 25/30 HP Car. | ||
| View original record | 1297. AC-SPHINX SPARKING PLUG Co. LTD. DIRECTORS: N.F.Stockbridge, W.O.Kennington, C.J.Bartlett. Telegrams: SPHINX.DUNSTABLE. DUNSTABLE, BEDS., ENGLAND. Telephone: DUNSTABLE 360. Our Ref: CNF/MC. Your… | ||
| scan0307 | Letter regarding the dispatch of a prototype 7.5-inch silencer and six designs of a hiss gap for testing. | ||
| View original record | 1297. AC-SPHINX SPARKING PLUG CO. LTD. DIRECTORS: N.F. Stockbridge, W.O. Kennington, C.J. Bartlett. Telegrams: SPHINX, DUNSTABLE. Our Ref: DBB/DJG Your Ref: DUNSTABLE, BEDS., ENGLAND. Telephone:… | ||
| scan0308 | Requesting an official order for a list of exhaust silencers from Burgess Products Co. Ltd. | ||
| View original record | 1294. To Roy, from Rm/Whym. G/JWH. Rm/Whym.1/BA.5.7.39. Will you please send an official order to Burgess Products Co.Ltd., Brooksfield Road, Hinkley, Leicester for the following exhaust silencers. 1… | ||
| scan0309 | Request to send an official order to Burgess Products Co. Ltd. for an X549 exhaust silencer. | ||
| View original record | 1297. To Les. c. to G/JWH. Rm/Wym.12/JH.7.7.39. Will you please send an official order to Burgess Products Co.Ltd. Brookfield Road, Hinckley, Leicester for:- 1 X549 Exhaust silencer. This was received… | ||
| scan0310 | Despatch of exhaust silencer parts for special treatment. | ||
| View original record | 1294. To Hd/FC. c. to D/BP. Rm/Wym.11/JH.17.7.39. We are sending into the stores today, one complete set of exhaust silencer parts comprising 10 pieces to be despatched to The Harboro Aircraft… | ||
| scan0311 | Letter from the Experimental Department to Harboro' Aircraft Manufacturing Co. Ltd. regarding the special treatment of exhaust silencer parts. | ||
| View original record | 1294. EXPERIMENTAL DEPARTMENT. Rm/Wym.10/JH. 17th. July, 1939. The Harboro' Aircraft Manufacturing Co.Ltd., Market Harborough, LEICESTER. For the attention of Mr. Worth. Dear Sirs, We are sending you… | ||
| scan0312 | Quotation from Burgess Products Company Ltd for Burgess Exhaust Silencers for the 'Ripple' Model. | ||
| View original record | CHANGE OF ADDRESS Please note our Offices and Works have been moved to:- Brookfield Rd., Rugby Rd., Hinckley Phone: Hinckley 700 (3 lines) Grams: Burducto, Hinckley BURGESS PRODUCTS COMPANY LTD L.L.,… | ||
| scan0313 | Urgent internal memo requesting the purchase of two Buick air silencers for a 1939 series 60 model. | ||
| View original record | 1297 To Les. c. to G/JWH. Rm/FD.4/JH.15.9.39. Will you please obtain 2 Buick air silencers complete for a series 60 1939 model from - Messrs. Lendrum & Hartman Ltd. Buick Works, Willesden Junction,… | ||
| scan0314 | Official order for a silencer that has been fitted to an experimental car. | ||
| View original record | 4297 To Les. c. to G/JWH. Rm/Wym.4/JH.4.10.39. Will you please send an official order to Burgess Products Co.Ltd. Hinckley, Leicester for 1 Burgess silencer X549/A. This silencer has been brought to… | ||
| scan0315 | Letter from Burgess Products Company Ltd regarding the supply of exhaust silencers for testing on an 8-cylinder Bentley model. | ||
| View original record | BURGESS PRODUCTS COMPANY LTD ELECTRICAL & ACOUSTICAL ENGINEERS & MANUFACTURERS BROOKFIELD ROAD, HINCKLEY, LEICS. TELEPHONES: HINCKLEY 700 (3 LINES) TELEGRAMS: "BURDUCTO, HINCKLEY" STATION: HINCKLEY L.… | ||
| scan0316 | Official order be sent to Burges Products Co. Ltd. for exhaust silencers. | ||
| View original record | 1294 To Les. c. to G/JWH. Rm/Wym.15/JH.31.1.40. Will you please send an official order to Burges Products Co.Ltd., Brookfield Road, Hinckley, Leicester for - 2 - X606 Exhaust silencers O/N.52482. 1 -… | ||
| scan0317 | A.C. Air Silencer for the B.60 Engine with Stromberg Down-Draught Carburetter. | ||
| View original record | 1297. SECRET. To Rm. c. to Ev/HH. [text crossed out] Ev.8/JH.19.3.40. A.C. Air Silencer for B.60 Engine with Stromberg Down-Draught Carburetter. We attach herewith 2 prints of PL.151 2 sheets, showing… | ||
| scan0318 | Instructions detailing new parts for the A.C. Air Silencer assembly and related alterations. | ||
| View original record | 1297/2 NOT ISSUED. Silencers Gen. To Rm. from Rm/HH. c. Mr. Rm/HH.2/SW.2.10.40. B.40. PL.253 A.C. Air Silencer. Sec.5050 Cylinder. Sec.5082 Carb: Air Silencer. Please receive herewith the following… | ||
| scan0319 | Resonant silencer and patent agreements with General Motors. | ||
| View original record | Rm. dlt Silencer 1297 NW.4/VL.30.10.40. Resonant Silencer. Referring to your Rm.9/ML.28.10.40; we send herewith a copy of Patent No.423659 as requested. We have a licence agreement with General Motors… | ||
| scan0320 | Letter to T.C. Worth regarding an air silencer design, patents, and potential use by other car manufacturers. | ||
| View original record | 1297 Silencers Will you please return the General Motors Specifications, when you have had a look at them. Rm.15/W. 27.10.40. T.C.Worth,Esq., Aircraft House, MARKET HARBOROUGH. Dear Tom, You will… | ||
| scan0321 | Myth chassis frame's compatibility with various exhaust silencer systems and an analysis of the Bentley 5 Corniche system. | ||
| View original record | 1297 To Rm. from Ev. c. to Rm/HH. c. to Rm/Wym. Silencers Ev.8/JH.4.11.40. re Exhaust Silencer Systems. We thank you for your Rm.14/ML.28.10.40. in reply to our Ev.5/JH.24.10.40. relating to the… | ||
| scan0322 | Letter from British Filters Ltd regarding the suitability of manufacturing Air Silencers. | ||
| View original record | BRITISH FILTERS LTD AIRCRAFT HOUSE MARKET HARBOROUGH GENERAL FILTERS Market Harborough 2254-5 1297 T.C.Worth R.G.H.Taylor W.S.Thompson TCW/MM Your ref: Rm.15/ML W.A. Robotham, Esq., Messrs Rolls-Royce… | ||
| scan0323 | Alternative parts for the M.40 Test Rig Air Silencer. | ||
| View original record | 1297 To Rm. from Rm/HH. o. to Ev. o. to Rm/OTS. o. to Ev/JD. Rm/HH.6/SW.27.6.41. M.40 Test Rig. Air Silencer - Sec.5082. The following details have been prepared as an alternative to those issued… | ||