Rolls-Royce Archives

Rolls-Royce Experimental Archives: Box ExFiles\Box 136\3\        Box Selection

IdentifierEntry
scan0001 Letter returning a 'Luber finer' filter, explaining its unsuitability for cars due to weight, dimensions, and cost.
View original record 1139 Experimental Dept. 4th. October 1938. Rm/Swdl.16/MH. R.H.Collier, Esq., Collier's Corner, South Yardley, BIRMINGHAM. Dear Sir, We are returning the "Luber finer" filter which you submitted to us…

scan0002 Requesting the return of a filter after deciding not to proceed with a trial.
View original record 1139 To Hd/FC. Rm/Swdl.18/JH.5.10.38. Will you please return the filter we hand you herewith to - R.H. Collier Esq., Colliers Corner. South Yardley, BIRMINGHAM. This was sent for our trial but have…

scan0003 Letter from Luber-Finer (England) Ltd. regarding the return of a Luber-finer unit due to its unsuitable size and weight.
View original record TELEPHONE: ACOCKS GREEN 1681 (3 lines) TELEGRAMS: "COLSPAR," BIRMINGHAM LUBER-FINER LUBER-FINER (ENGLAND) LTD. (ASSOCIATED WITH R. H. COLLIER & CO. LTD.) COLLIER'S CORNER SOUTH YARDLEY BIRMINGHAM…

scan0004 Letter from British Filters Ltd. regarding the performance of recently supplied filters and future opportunities.
View original record BRITISH FILTERS LTD. : AIRCRAFT HOUSE : MARKET HARBOROUGH T. C. WORTH R. G. H. TAYLOR W. S. THOMPSON TCW/MM MARKET HARBOROUGH 2254-5. Messrs Rolls-Royce Ltd., Nightingale Road, DERBY, 1139 24th…

scan0005 Letter to British Filters Ltd. confirming satisfactory filter test results, requesting production pricing, and suggesting a new sales lead.
View original record Rm5/R. 1139. 25th October, 1938. British Filters Ltd., Aircraft House, MARKET HARBOROUGH. (For the attention of Mr. Worth.) Dear Sirs, Thank you for your letter of October 24th. We are quite satisfied…

scan0006 Letter from Simmonds Aerocessories Ltd. following up on a meeting and discussing Fram Cleaners.
View original record Handwritten: Rm files 1139. SIMMONDS AEROCESSORIES LTD LONDON PARIS WARSAW NEW YORK DIRECTORS: G. R. SIMMONDS. O. E. SIMMONDS. F.R.Ae.S., M.I.Aë.E., M.P. DESIGNERS AND MANUFACTURERS OF SPECIALISED…

scan0007 Letter from British Filters Ltd. regarding satisfactory test results on General Filters and future pricing.
View original record 1139 BRITISH FILTERS LTD. : AIRCRAFT HOUSE : MARKET HARBOROUGH MARKET HARBOROUGH 2254-5 T. C. WORTH R. G. H. TAYLOR W. S. THOMPSON TCW/MM Your ref: Rm5/R 26th October 1938 Messrs Rolls-Royce Ltd.,…

scan0008 Test report comparing the performance of 'General' and 'Fram' oil reconditioner filters.
View original record 1139 To Rm. from HPS/W.Bell. c. to By. c. to Da. c. to Rm/Swdl. OIL RECONDITIONER TESTS. "General" & "Fram" Filters. Tests were carried out on these two filters, further to those reported on 10.3.38.…

scan0009 Request to pack and despatch oil samples to Simmonds Aerocessories in London.
View original record 1139 To D/BP. c. to Hd/FC. Rm/Cwdl.7/JH.3.11.38. Will you please pack and despatch the oil samples we have you herewith to Simmonds Aerocessories, Great West Road, Brentford, LONDON. Rm/Cwdl.

scan0010 Letter to Simmonds Aerocessories Ltd. regarding Fram oil filters, forwarding oil samples for analysis and requesting quotations.
View original record (Experimental Dept.) Rm/Swdl.3/R. 1139. 3rd November, 1938. Messrs. Simmonds Aerocessories Ltd., Great West Road, Brentford, LONDON. (For the attention of Mr. Llewellyn). Dear Sirs, We thank you for…

scan0011 Letter to Simmonds Aerocessories Ltd. regarding component specifications.
View original record Messrs. Simmonds Aerocessories Ltd. -2- 3.11.38. (c) The hexagon nut for clamping down the lid to be nickel plated. (d) The only transfer allowable on the filter to read "change element every ....…

scan0012 Requesting parts to be sent to Paris for fitting 'GENERAL' oil filters to two cars.
View original record 1139 also 1245 To HPS. from Rm/Swdl. Rm/Swdl.8/MH.8.11.38. "GENERAL" OIL FILTERS. We have had a request from Paris to fit the above filters on 2 cars (B.II). They have the actual filters and have…

scan0013 Replying to a request for parts for the housing of a 'General' filter on two B.11 cars.
View original record 1139 also 1245 W/P. To Sr/VA. from Rm/Swdl. Rm/Swdl.1/MH.8.11.38. In reply to your memo Sr/VA.4/LT.2.11.38 regarding our supplying you with certain parts for the housing of the "General" filter on two…

scan0014 Letter from British Filters Ltd. regarding the supply and standardization of a General Filter.
View original record 1139 BRITISH FILTERS LTD. : AIRCRAFT HOUSE : MARKET HARBOROUGH T. C. WORTH R. G. H. TAYLOR W. S. THOMPSON TCW/MM MARKET HARBOROUGH 2254-5. H. Swindall, Esq., Messrs Rolls-Royce Ltd., DERBY. Files Les…

scan0015 Goods advice note from British Filters, Ltd. for the dispatch of one general filter.
View original record TEL.: MARKET HARBOROUGH 2254. 2255. Nº 8 GOODS ADVICE NOTE. BRITISH FILTERS, LTD. MARKET HARBOROUGH. To H.SWINDALL, ESQ., C/O. MESSRS ROLLS-ROYCE & CO. DERBY. Your Ref. Date Despatched 14th. NOV.…

scan0016 Letter from British Filters Ltd. requesting a photograph of a filter fitted to a car for a leaflet and particulars of recent tests.
View original record 1139 BRITISH FILTERS LTD. : AIRCRAFT HOUSE : MARKET HARBOROUGH T. C. WORTH R. G. H. TAYLOR W. S. THOMPSON MARKET HARBOROUGH 2254-5. TCW/MM Messrs Rolls-Royce Ltd., Nightingale Road, DERBY. 14th…

scan0017 Letter to British Filters Ltd. regarding the use of a photograph and a performance report of their filter.
View original record 1139 Rm6/R. 15th November, 1938. British Filters Ltd., Aircraft House, MARKET HARBOROUGH. (For the attention of Mr. G.C. Worth.) Dear Sirs, Thank you for your letter of the 14th November. We have no…

scan0018 Decision to fit a General oil filter to the latter half of the 'E' series vehicles.
View original record 1139 To HFS. from hm/Swdl. c. Hy. c. REC. c. LA. GENERAL OIL FILTER. It has been decided to fit the General oil filter as recently run 15,000 miles on S.E.V. on the latterhalf of 'E' series. A scheme…

scan0019 Letter requesting a supplier to send a filter and spare cartridges to the Paris Depot.
View original record 1139 Experimental Dept. RM/Swdl.14/MH. 24th. November 1938. T.Worth, Esq., British Filters Ltd., Aircraft House, MARKET HARBOROUGH. Dear Sirs, Our Paris Depot have sent in a request for another…

scan0020 Letter from British Filters Ltd. confirming the despatch of a filter and spare cartridges.
View original record 1139 BRITISH FILTERS LTD. : AIRCRAFT HOUSE : MARKET HARBOROUGH MARKET HARBOROUGH 2254-5. T. C. WORTH H. G. H. TAYLOR W. S. THOMPSON TCW/MM Your ref: Rm/Swd1.14/MH Messrs Rolls-Royce Ltd., Nightingale…

scan0021 Letter from British Filters Ltd. regarding the return of a Fram Filter and a request for a case to test a cartridge.
View original record 1139 Hales BRITISH FILTERS LTD. : AIRCRAFT HOUSE : MARKET HARBOROUGH MARKET HARBOROUGH 2254-5. T. C. WORTH R. G. H. TAYLOR W. S. THOMPSON TCW/MM L.H. Swindall, Esq., Messrs Rolls-Royce Ltd.,…

scan0022 Goods advice note from British Filters Ltd. for a Fram Filter.
View original record TEL: MARKET HARBOROUGH 2254. 2255. Nº 22 GOODS ADVICE NOTE. BRITISH FILTERS, LTD. MARKET HARBOROUGH. To L.H. SWINDALL ESQ., MESSRS ROLLS ROYCE LTD., DERBY. Date Despatched 9th. December. 1938 Purchase…

scan0023 Internal memorandum updating oil draining intervals for vehicles fitted with 'General' filters.
View original record 1139 To Hd. c. to By. c. to NW. Rm/Swd13/JH.14.12.38. Oil Filters. Since issuing our instructions for a depot sheet regarding the fitting of 'General' filters(Rm/Swd1.13/R. 8.12.38.) it has been…

scan0024 Petrol and oil filtration systems, specifically concerning Flexofiltration Limited.
View original record 1139. also 1138. Sg. from Rm. Rm11/R.19.12.38. re: Flexofiltration Limited. With reference to this type of petrol filter, particulars of which have been handed on to me by E., this is almost exactly…

scan0025 Flexo filter and contacting Flexo Works.
View original record 1139 Les. from Rm. Rm12/R.19.12.38. Sg. has mentioned to us the Flexo filter. Attached is a copy of the note we have sent him. We shall be glad if you will take up the matter with - Flexo Works,…

scan0026 Letter from British Filters Ltd. regarding requests to supply and fit filters to Rolls-Royce and Bentley cars.
View original record BRITISH FILTERS LTD. AIRCRAFT HOUSE : MARKET HARBOROUGH T. C. WORTH R. G. H. TAYLOR W. S. THOMPSON TCW/MM MARKET HARBOROUGH 2254-5. Messrs Rolls-Royce Ltd., Nightingale Road, DERBY. 21st December 1938…

scan0027 Letter to British Filters Ltd. regarding the adaptation of a filter for a pre-takeover 6 1/2 litre Bentley.
View original record 1139 EXPERIMENTAL DEPARTMENT. Rm/Swd1.8/JH. 29th. December, 1938. Mr. T. Worth, British Filters Ltd., Aircraft House, Market Harborough. Dear Sirs, We are in receipt of your letter of the 23rd.…

scan0028 Letter from British Filters Ltd. regarding the adaptation of a filter for a 6.5 litre Bentley and requesting old oil for testing.
View original record Poles 1139. BRITISH FILTERS LTD. : AIRCRAFT HOUSE : MARKET HARBOROUGH T. C. WORTH R. G. H. TAYLOR W. S. THOMPSON TCW/MM Your ref: Rm/Swdl.8/JH MARKET HARBOROUGH 2254-5. Messrs Rolls-Royce Ltd.,…

scan0029 Request to collect and despatch 10 gallons of dirty engine oil for filtration tests.
View original record 1139 To Hd. from Rm/Swdl. C. D/BP. Will you please collect 10 gallons of dirty engine oil out of repair cars and despatch to Mr. T.C.Worth, British Filters Ltd., Aircraft House, Market Harboro. These…

scan0030 Complaint about rust on filters from the British Filter Co. and proposed remedial actions.
View original record RHC/Mr. Mosby. c. Rm/Swdl. 1139 Poles Roy/JT.9/JW. 6.1.39. EB.4101 Filters ex British Filter Co. With reference to Inspection Dept. report OX.107 dated 4th inst., complaining in regard to the above…

scan0031 Outlining five required improvements for the 'General' filter as standardised on the Wraith model.
View original record 1139 To By. from Rm/Swdl. c. RHC. c. Da/McS. c. By/CS. "GENERAL" FILTER. Regarding the above filter which has been standardised on Wraith, we have taken up the following points with the makers who are…

scan0032 Order for 2 dozen Tecalemit filters for experimental chassis unit test beds.
View original record /139 To Roy. from Rm/Swdl. c. O/JWH. Rm/Swdl.1/MH.31.1.39. Will you please order 2 doz. Tecalemit filters of the type O.F.1054, type 123/12, for use on the experimental chassis unit test beds. O/N.…

scan0033 Letter to British Filters Ltd. regarding quality issues with returned filters and requesting samples for rig testing.
View original record 1139 EXPERIMENTAL DEPARTMENT. Rm/Swdl.20/JH. 2nd. February, 1939. Mr. T. Worth, British Filters Ltd., Aircraft House, Market Harborough, Dear Sirs, Regarding the 12 filters which you have returned…

scan0034 Letter from British Filters Ltd regarding enamel finish issues and the dispatch of American and English sample cartridges.
View original record 1139 Files BRITISH FILTERS LTD AIRCRAFT HOUSE MARKET HARBOROUGH Market Harborough 2254-5 GENERAL FILTERS T.C.Worth R.G.H.Taylor W.S.Thompson TCW/HWB Your Ref: Rm/Swdl.20/JH Messrs Rolls-Royce Limited,…

scan0035 Requesting an official order for two filter elements from British Filters Ltd. for comparative testing.
View original record 1139 To Roy. from Rm/Swdl. c. G/JWH. Rm/Swdl.3/MH.7.2.39. Will you please pass an official order to British Filters Ltd. for 2 filter elements, one English product and the other an American product…

scan0036 Request to despatch a model filter case and oil samples to British Filters Ltd.
View original record 139 To Hd/FC. from Rm/Swdl. c. D/BP. Rm/Swdl.7/MH.10.2.39. Will you please pack and despatch to Mr. T.Worth, British Filters Ltd., Aircraft House, Market Harboro', the filter case we hand you…

scan0037 Letter to British Filters Ltd. regarding the return of a filter case and comparative oil filter samples.
View original record 1139 Experimental Dept. Rm/Swdl.4/MH. 10th. February, 1939. British Filters Ltd., Aircraft House, Market Harboro'. For the attention of Mr. T.Worth. Dear Sirs, We are returning under separate cover…

scan0038 The purchase of filter elements and glass thermometers.
View original record 1139 To Roy. from Rm/Swdl. c. G/JWH. Rm/Swdl.2/MH.24.2.39. Will you please order the following:- (1) 6 British made filter elements from the British Filters Ltd. (O/N.52444). (2) 6 Glass thermometers…

scan0039 Letter to supplier British Filters Ltd. regarding faults found on rejected filters.
View original record 1139 Experimental Dept. Rm/Swdl.1/MH. 18th. March, 1939. British Filters Ltd., Aircraft House, Market Harboro, LEICS. For the attention of Mr. T. Worth. Dear Sirs, I was recently called in to have a…

scan0040 Follow-up letter from Luber-finer (England) Ltd. regarding an enquiry about fitting their product to a Phantom II Rolls.
View original record TELEPHONE: ACOCKS GREEN 1681 (3 lines) 1139 TELEGRAMS: "COLSPAR," BIRMINGHAM LUBER-FINER LUBER-FINER (ENGLAND) LTD. (ASSOCIATED WITH R. H. COLLIER & CO. LTD.) COLLIER'S CORNER SOUTH YARDLEY BIRMINGHAM…

scan0041 Letter addressed to Luber-Finer (England) Ltd. concerning previous correspondence.
View original record 113.9. Rm7/R. 14th April, 1939. Luber-Finer (England) Ltd., Collier's Corner, South Yardley, BIRMINGHAM. (For the attention of Mr. R.H. Collier). Dear Sirs, With reference to your letter of the 13th…

scan0042 Request for a simplified design for a filler located in the rocker cover.
View original record 1139 Da/Jnr. from Rm. Rm12/R.24.4.39. We should like a design for a simple filler to be located in the rocker cover instead of the present unnecessarily elaborate piece. Rm.

scan0043 Letter from Stream-Line Filters Limited regarding their new self-heating, self-cleaning MC7 filter for Wraith models.
View original record SWDL See me Rm 1/39 ALL COMMUNICATIONS TO BE ADDRESSED TO THE COMPANY. Telephones : MACAULAY 1011-3 LINES Telegrams : EDGEFILT, CLAPROAD, LONDON. Cables : EDGEFILT, LONDON. Codes used : A.B.C. 6TH…

scan0044 Letter to a filter supplier regarding previous tests on by-pass filters and the requirements for testing a new article.
View original record 1139 Rm5/R. 1st May, 1939. Stream-Line Filters Limited, Hele-Shaw Works, LONDON. S.W.8. (For the attention of the General Manager) Dear Sirs, The position is that about 12 months ago we carried out a…

scan0045 Letter from Stream-Line Filters Limited regarding the advantages of their by-pass filters for Diesel engines.
View original record 1139. DIRECTORS: C. S. GARLAND (CHAIRMAN) SIR JOHN PRETYMAN NEWMAN P. H. ROGERS H. TALBOT TECHNICAL ADVISER: DR. H. S. HELE-SHAW, LL.D., F.R.S. ALL COMMUNICATIONS TO BE ADDRESSED TO THE COMPANY.…

scan0046 The procurement of piston rings, bearings, and filters from various suppliers for trial.
View original record 1139, 1258-1020. To Roy. from Rm/Swdl. c.c. G/JWH. Rm/Swdl.8/MH.11.5.39. Will you please pass an official order to Hepworth & Grandage Ltd. for the following rings we have received for trial. 17…

scan0047 Results of extended comparative tests on 'Fram' and 'General' oil reconditioner filters.
View original record 1139 To Rm. from HPS/Bl. o. to By. o. to Da. o. to Rm/Swdl. HPS/Bl.1/CB.31.5.39. OIL RECONDITIONER TESTS. "General" & "Fram" Filters. Further to the tests reported on 1.11.38, it was decided to…

scan0048 Letter from Automotive Products Company Ltd regarding the design of by-pass type oil filters with a replaceable element.
View original record PUROLATOR TRADE MARK FILTERS DIRECTORS: E. B. BOUGHTON W. EMMOTT D. T. BROCK Manufacturers and Controllers of European Rights Automotive Products Company Ltd Tachbrook Road, Leamington Spa. Telephone…

scan0049 Letter from Simmonds Aerocessories Ltd regarding the Simmonds Fram Oil and Engine Cleaner and a request for larger oil samples.
View original record SIMMONDS AEROCESSORIES LTD LONDON MELBOURNE PARIS NEW YORK DESIGNERS AND MANUFACTURERS OF SPECIALISED AERONAUTICAL AND ENGINEERING ACCESSORIES DIRECTORS: G. E. SIMMONDS. O. E. SIMMONDS.…

scan0050 Letter from Simmonds Aerocessories Limited proposing a meeting to discuss Fram Cleaners.
View original record CONTINUATION OF LETTER DATED. PAGE. 12. 6. 39. 2. Messrs. Rolls Royce, Ltd., D E R B Y. The writer would very much like to come and see you during next week regarding Fram Cleaners, and perhaps you…

scan0051 Request to return a sample stamping submitted by British Filters Ltd. for size approval.
View original record 1139- Hd/FC. from Rm. D/BP. Rm10/R.14.6.39. Will you please return to:- British Filters Ltd., Aircraft House, Market Harborough, the attached sample stamping submitted by these people for our approval…

scan0052 Cover letter to British Filters Ltd. regarding a confidential report on a protracted road test of their filter.
View original record 1139 - Rml/R. 14th June, 1939. CONFIDENTIAL. T.C. Worth, Esq., British Filters Ltd., Aircraft House, MARKET HARBOROUGH. Dear Tom, Herewith a report on the behaviour of your filter during a protracted…

scan0053 Reducing the recommended oil filter change interval from 10,000 to 5,000 miles for Wraith III and B.V. chassis.
View original record 1139. To By. from Rm/Swdl. c. RHC. c. MW. c. Roy/Les. "GENERAL" FILTER ON WRAITH III AND B.V. With reference to the above oil filter which is fitted to Wraith III and B.V. chassis, the long mileage on…

scan0054 Brief letter to T.C. Worth of British Filters Ltd. regarding an attached copy of a letter sent to Helmore.
View original record 1139? Rm3/R. 24th June, 1939. T.C. Worth, Esq., British Filters Ltd., Aircraft House, MARKET HARBOROUGH. Dear Tom, With reference to our conversation the other day, attached is a copy of a letter I…

scan0055 Brief typed message from Robotham confirming a change of meeting time and place.
View original record 1139? 27.6.39. WORTH MARKET HARBOROUGH 2254-5 MEET YOU TOMORROW UPPINGHAM TEN THIRTY INSTEAD OF TEN. ROBOTHAM

scan0056 Cover memo from Rm. to W/Hucknall Dor. regarding an attached copy of a letter written to Worth.
View original record 1139 W/Hucknall Dor. from Rm. Rm15/R.30.6.39. Attached is a copy of a letter I have written to Worth. Rm.

scan0057 Letter to T.C. Worth of British Filters Ltd. arranging a visit to discuss filters and corrosion protection.
View original record Rm8/R. 30th June, 1939. T.C. Worth, Esq., British Filters Ltd., Aircraft House, MARKET HARBOROUGH. Dear Tom, I spoke to Dorey on the 'phone to-day regarding your proposed visit to discuss filters and…

scan0058 Letter from the Experimental Dept. requesting one dozen General filter elements be sent to France.
View original record 1139. Experimental Dept. Rm/CTS.11/MH. 24th. July, 1939. British Filters Ltd., Aircraft House, MARKET HARBOROUGH. For the attention of Mr. Worth. Dear Sirs, Will you please despatch one dozen General…

scan0059 Request to send an order for 12 General filter elements to British Filters Ltd.
View original record 1139 To Les. from Rm/CTS. c.c. G/JWH. Rm/CTS.12/MH.24.7. Will you please send an order for 12 General filter elements to:- British Filters Ltd., Aircraft House, Market Harborough, 24.7.39. in…

scan0060 Internal request to order Tecalemit filters for use on experimental test beds.
View original record 1139 To Les. c. to G/JWH. Rm/CTS.4/JH.3.10.39. Will you please order from Messrs. Tecalemit Ltd., Great West Road, Brentford, Middlesex. 2 doz. Tecalemit filters (of the type OF.1054) type 123/12, for…

scan0061 Retrospectively fitting General Filters to various car chassis.
View original record 1139 To Rm/JC. from Rm. c. to Rm/FD. Rm.8/JH.17.1.40. Chassis Filters. We have been asked by the manufacturers of General Filters to supply them with fitting instructions for retrospectively fitting…

scan0062 Arranging a weekend visit to the Derby works to gather information for the layout of a strip and assembly shop.
View original record 1139. G.27/W. M/Swdl. 1/MG. 23/1/40. To: Rm. Re. your memo. Rm/12/JH.19.1.40, in order that you may arrange with Mr. Worth, I shall be in the works at Derby this weekend, i.e. Saturday, 27th, Sunday,…

scan0063 Letter to T.C. Worth of British Filters Ltd. regarding filters for test beds at Glasgow and a potential meeting.
View original record 1139 Rm.2/MH. 25th. January, 1939. T.C.Worth, Esq., British Filters Ltd., Aircraft House, MARKET HARBOROUGH. Dear Worth, With reference to the filters for the test beds at Glasgow we have now heard…

scan0064 Letter from British Filters Ltd regarding a late letter concerning Swindell's visit.
View original record 1139. BRITISH FILTERS LTD AIRCRAFT HOUSE MARKET HARBOROUGH GENERAL FILTERS T. C. Worth R. G. H. Taylor W. S. Thompson TCW/MM Your ref: Rm. 2/MH Market Harborough 2254-5 29th January 1940 W.A.…

scan0065 Requesting oil samples from experimental cars to test filter change intervals.
View original record 1139 To Rm/FD. from Rm. We should like samples of the oil taken from the crankcase of all our experimental cars every month, and recorded on blotting paper charts so that we can ascertain whether the…

scan0066 Request for parts to fit a 3½ Bentley unit with a general filter for experimental purposes.
View original record 1139 W/N - Br. Rm/JC.6/JH.21.2.40. We are fitting up a 3½ Bentley unit with a General filter for exptl. purposes. Will you please forward to us from your stock the following parts, or as much as you…

scan0067 New blueprints for the Bentley II General Oil Filter.
View original record 1139 To Rm. c.c. to Ev. Bentley II - General Oil Filter - Sec.5200. Please receive herewith blue prints of new drawings detailed in accordance with verbal instructions from Rm/Crofts. RE.424 Union…

scan0068 Request for one complete floating oil intake to be supplied to an office.
View original record 1139 file HPS/RH. Rm.6/ML.25.2.40. Will you please supply one floating oil intake, complete, to my office. I mentioned this matter to Cp. on Sunday. Rm.

scan0069 Instructing stores to despatch a Floating Oil Intake to T.C. Worth and to charge him for it.
View original record 1139 D/BP. c. Stores. Rm.7/ML.28.2.40. We are sending into Stores for despatch to T.C.Worth. Aircraft House, Market Harborough, one Floating Oil Intake. This should be charged to Mr. T.C.Worth. Rm.

scan0070 Invitation to T.C. Worth to discuss business matters, including Diesel fuel oil filtration.
View original record 1139 Rm.7/ML.29.2.40. 29th. Feb: 1940. T.C.Worth,Esq., Aircraft House, Market Harborough. Dear Tom, Spurrier of Leylands is spending Wednesday night with me. I know you have one or two matters which…

scan0071 Internal order request for fitter replacement elements and an A.C. filter unit.
View original record 1139 Les. c. G/JWH. Rm/FD.1/ML.1.3.40. Will you please order:- 6 "General" fitter replacement elements. 1 A.C. Filter unit Z.S.1. type. Order No: 52444. " " 52482. Rm/FD.

scan0072 Requesting a test on two Phantom III oil filters to check back pressure.
View original record 1139 File HPS/W.Bell. Rm.13/ML.18.3.40. oil filters. We hand you herewith 2 Phantom 111. Will you please carry out a test passing 7 gall ns a minute of mobilarctic oil through these filters to…

scan0073 Request to British Filters Ltd. for the supply of a dozen General Filters and a drawing.
View original record 1139 Experimental Dept. Rm/CTS.9/MH. 19th. March, 1940. British Filters Ltd., Aircraft House, Market Harborough. For the attention of Mr. T.Worth. Dear Sirs, Will you please supply a dozen General…

scan0074 Letter from British Filters Ltd confirming the dispatch of one dozen 2ARR General Filters.
View original record 1139 BRITISH FILTERS LTD AIRCRAFT HOUSE MARKET HARBOROUGH Market Harborough 2254-5 T.C.Worth R.G.H.Taylor W.S.Thompson TCW/MM Your ref: Rm/CTS.9/MH GENERAL FILTERS file. Messrs Rolls-Royce Ltd.,…

scan0075 Engine failure due to a clogged petrol filter, leading to a suggestion for a new post-war service scheme.
View original record PRIVATE 1139 a 8006 To Rm. Rm/AA.2/B.1.4.40. As you know, I used the 3 B.50 on my last trip south. I do not wish to start any bother, but I was held up for a whole afternoon. Fortunately the trouble…

scan0076 Organisational issues regarding car security, tool management, and servicing within the Experimental Department.
View original record Rm/FD. Rm.9/ML.2.4.40. We must institute some organisation whereby cars cannot be sent out of the Experimental Dept., without tools on board. 3.B.50 was recently handed over to Rm/AA with no tools.…

scan0077 New drawings and parts for a general bypass filter on the 25/30 and B.II chassis.
View original record File 1139 To Rm. c. to EV/HH. EV/HH.6/JH.3.4.40. 25/30 and B.II Chassis. General Filter. Section 5200. PL.158 General Bye pass filter. We send you herewith blue prints of the following new drawings…

scan0078 Request to send an order for 12 complete filters to British Filters Ltd.
View original record 1139 To Les/FS. c. to G/JWH. Rm/CTS.3/JH.16.4.40. Will you please send an order to - British Filters Ltd., Market Harborough. To cover - 12 filters type 2.A.RR complete. In accordance with the…

scan0079 The arrangement for fitting general filters to Bentley and Rolls Royce cars.
View original record 1139 FILE COPY To Rm. 19.6.40. RE: GENERAL FILTERS. With reference to the arrangement for fitting the above filters to Bentley and Rolls Royce cars. The blue prints, tracing and fitting instructions…

scan0080 Poor workmanship of a replacement Filter Assembly for the Phantom III chassis from supplier W.H. Paul Ltd.
View original record To Rm/CTS. 1139 Les/FS.10/B.19.7.40. With further reference to our recent memos Les/FS.12/B.15.7.40 and Les/FS.2/B.21.6.40, and confirming our 'phone conversation yesterday, we are forwarding to you…

scan0081 Sample Phantom III filter and the inability to perform flow testing due to a lack of facilities.
View original record 1130/ Les/FS. from Rm/CTS. Rm/CTS.3/JMS.24.7.40. Phantom III Filter. Re: your memo Les/FS.10/B.19.7.40. We have the sample filter submitted and we cannot help you very much even now, because we have…

scan0082 Letter responding to a query about the horsepower required to circulate engine oil.
View original record 1139 24.7.40. Rm.12/JMS. The Harboro' Aircraft Manufacturing Co.Ltd., Market Harborough, Leicester. For the attention of Mr. Worth. Dear Sirs, With reference to your query with regard to the horse…

scan0083 Letter from British Filters Ltd thanking for information and photographs of bearings regarding oil circulation.
View original record 1139 BRITISH FILTERS LTD AIRCRAFT HOUSE MARKET HARBOROUGH GENERAL FILTERS T C Worth R G H Taylor W S Thompson TOW/MM Your ref:- Rm.12/JMS Market Harborough 2254-5 Messrs Rolls-Royce Ltd., Nightingale…

scan0084 Request to British Filters Ltd. for a bye-pass filter suitable for a 10 HP car.
View original record 1030 1139. Ra/CTS.7/ET. 16th August, 1940. T. WORTH Esq. British Filters Ltd. Aircraft House, MARKET HARBOROUGH. Experimental Department. Dear Sirs, We wish to obtain details of a bye-pass filter…

scan0085 Letter from British Filters Ltd. regarding a filter for a 10 HP car.
View original record 1139) BRITISH FILTERS LTD AIRCRAFT HOUSE MARKET HARBOROUGH GENERAL FILTERS T C Worth R.G.H.Taylor W.S.Thompson Market Harborough 2254-5 TCW/MD. Rm/CTS.7/ET. File 21st August, 1940. Chassis Oil…

scan0086 Cover note from 'Rm.' attaching a copy of a letter written to T.C. Worth.
View original record Wd. from Rm. file 1139 Rm.1/ML.25.9.40. In view of our conversation we had the other day I attach herewith a copy of a letter I have written to T.C.Worth. Rm.

scan0087 Letter to T.C. Worth discussing fuel filter design, comparing by-pass and full-flow systems.
View original record copy sent to Wd. 1139 Rm.19/ML. 24.9.40. T.C.Worth,Esq., Aircraft House, MARKET HARBOROUGH. Dear Tom, Mr. H.Wood, who is in charge of our Research Design work, mentioned your name to me today in…

scan0088 Page two of a letter discussing filtration, a paper for the I.A.E., and bearing condition.
View original record Cont'd. - 2 - Rm.19/HL.24.9.40. Incidentally, if you could let him see a copy of that paper which I understand you have written for the I.A.E. it would help him to realise that you have made the…

scan0089 Requesting pressure drop tests on a Junkers pressure oil filter at various temperatures.
View original record 1139 COPY. file oil filters To - HPS/WB. Lov/AT. Lov/Brns/REM. Lov/Cr.8/ET.18.9.40. RE. JUNKERS PRESSURE OIL FILTER. We are anxious to get some figures for the pressure drop across the above filter,…

scan0090 Request for various sizes of test tubes to be used for oil samples.
View original record Hl. from Rm. 139 file oil filters gen. TEST TUBES FOR OIL SAMPLES. Could you please obtain for us twelve 6" and six dozen 4" test tubes. Rm. Rm.11/ML.10.10.40.

scan0091 Letter from British Filters Ltd concerning a meeting about filters.
View original record 1137 1138 or 1139 T.C.Worth R.G.H.Taylor W.S.Thompson TCW/MM Your ref: Rm.19/ML BRITISH FILTERS LTD AIRCRAFT HOUSE MARKET HARBOROUGH GENERAL FILTERS Market Harborough 2254-5 W.A. Robotham, Esq., c/o…

scan0092 Exploded view of a component from a Mercedes-Benz DB 601 engine.
View original record Typed: MERCEDES-BENZ D·B 601 Handwritten: 1137 file red fillers

scan0093 Letter from the Experimental Department to A.C. Sphinx Ltd. requesting data on bye-pass oil filters.
View original record 1139 EXPERIMENTAL DEPARTMENT. Re/CTS.7/EHT. A.C. SPHINX Ltd., DUNSTABLE. Dear Sirs, Will you please supply full particulars, with any available descriptive data, concerning Bye-Pass oil filters. Yours…

scan0094 Cover note for an attached photograph and exploded drawing of a Junkers pressure oil pump and oil filter.
View original record Please file Rm file Allies: copy oil pump 1/39 To - Rm. Lov/Cr.19/ET.23.10.40. Attached herewith is a photograph and exploded drawing of the Junkers pressure oil pump, also a photograph of the Junkers…

scan0095 Disassembled view of filter components laid out on a board.
View original record Filters

scan0096 Exploded view drawing of a Junkers pressure oil pump.
View original record JUNKERS PRESSURE OIL PUMP LOV'Cr.'Dnl. 9/10/40 OIL FLOW Oil Pump

scan0097 Photograph showing the disassembled components of an oil pump.
View original record oil pumps

scan0098 Outlining the procedure and objectives for oil tests on experimental cars.
View original record Rm/Wym. from Rm. oil filters 1139 Rm.13/ML.29.10.40. OIL TESTS - EXPERIMENTAL CARS. I have been looking at the results of the tests we have been carrying out on our cars; so far they have been rather…

scan0099 Instructions for engine oil and filter element sampling and replacement procedures.
View original record - 2 - Cont'd. 3.B.50. Start again with clean oil and change element every 3,000 miles. Treat samples as 9.B.V. 4.B.50. This oil is not cleaning up properly. Take a sample test tube and blotting paper…

scan0100 Request for 24 white and black prints of an enclosed document regarding Oil Filter Elements.
View original record CLAN FOUNDRY Rm/Wym3/Dn.11.11.40 To: Miss Cam, BLOUNTS MILL. 12/11/40 1139 Oil Filter Elements "General". --------------------------- Would you please let us have as quickly as possible, 24 white…

scan0101 Requisition form for blue prints of a chart, marked as very urgent.
View original record Printed Text: R.R. 920. (200 pads) (25339. 12/6/40). V.H., 5454, REQUISITION FOR BLUE PRINTS, DATE, Piece No. or Drawing No., Size, Sheet No., Quantity Required by, D.O., W., Exp., Pat., S.R., T.O.,…

scan0102 Contribution to a paper on oil filtration, discussing engine wear, superfinishing, and filter performance.
View original record re Filters oil 1139 Rm.10/ML.20.11.40. CONTRIBUTION TO DISCUSSION OF MR. T.C.WORTH'S PAPER ON OIL FILTRATION. Mr. Worth's paper has ventilated a subject which must become of increasing importance as…

scan0103 The performance of oil filters and the need for research into the most economical and efficient options.
View original record - 2 - Cont'd. Rm.10/ML.20.11.40. that a filter through which the oil flows slowly will produce better results than one which has to allow the unrestricted passage of several gallons of oil per minute,…

scan0104 Letter discussing the problem of oil filters for a 27-litre engine, enclosing a drawing for a centrifugal filter.
View original record 1139 Oil filters Rm.2/ML. 25.11.40. T.C.Worth,Esq., Aircraft House, MARKET HARBOROUGH. Dear Tom, We are studying the oil filter problem on an engine of 27 litres displacement. The requirements are…

scan0105 Request from Simmonds Aerocessories for instruction books to assess fitting their FRAM By-Pass Oil Cleaner to engines.
View original record SIMMONDS AEROCESSORIES LTD LONDON MELBOURNE PARIS NEW YORK DIRECTORS: G. E. SIMMONDS. O. E. SIMMONDS. F.R.AөS., M.R S&A [LOGO] CENTRAL LONDON OFFICE: SHELL MEX HOUSE, STRAND, W.C.2. MIDLAND WORKS:…

scan0106 Letter to T.C. Worth regarding forgotten oil samples being held for collection.
View original record Rm.4/ML. oil fellers 1139 27.11.40. T.C.Worth,Esq., Aircraft House, MARKET HARBOROUGH. Dear Sir, Mr. Robotham has asked me to tell you that you forgot to take the oil samples back with you and that we…

scan0107 Invoice from The British Filters Ltd. for 'General Filters'.
View original record Oil filters 1139 Rm. G/WFH/ST.63/MM. 4.12.40 We have received an invoice from The British Filters Ltd. dated 27th ult. charging one 4A "General Filters" at 97/6d. less 50% plus 12½%. If it is your…

scan0108 Letter discussing three different oil samples to compare the effectiveness of a general filter versus no filter.
View original record oil filters 1139 Rm.11/ML. 4.12.40. T.C.Worth,Esq., Aircraft House, MARKET HARBOROUGH. Dear Tom, I am sending you, under separate cover, three test tubes of oil. One is a sample of oil which has done…

scan0109 Filter sent for inspection purposes on a sale or return basis.
View original record G/WFH/ST. from Rm. Oil filter Rm.8/ML.7.12.40. 1139 With reference to your Memo. G/WFH/ST. 63/MM.4.12.40. This filter is for inspection purposes only and is sent on sale or return. Rm.

scan0110 Letter from The Institution of Automobile Engineers regarding a figure for gallons of oil needed for a discussion on Mr. Worth's paper.
View original record The Institution of Automobile Engineers. (ESTABLISHED 1906: INCORPORATED BY ROYAL CHARTER 1938.) TELEPHONE, SLOANE 2191. 2192. TELEGRAMS, "AUTINST, SOWEST, LONDON." 12, Hobart Place, London, S.W.1.…

scan0111 Requesting an update on the decision regarding the sale or return of an oil filter.
View original record Rm. oil Filters 1139 G/WFH/ST.22/JC.11.12.40. In reply to your memo reference Rm.8/ML. 7.12.40 we shall be glad if you will let us know when a decision has been reached regarding the sale or return of…

scan0112 Letter from British Filters Ltd discussing the suitability of by-pass versus centrifugal filters and requesting drawings for design DES.220.
View original record Handwritten top: Ask Hunt to let me have a set of detail drawings of Des 220. Jm BRITISH FILTERS LTD AIRCRAFT HOUSE MARKET HARBOROUGH T.C.Worth R.G.H.Taylor W.S.Thompson Market Harborough 2254-5…

scan0113 Rm to HH requesting detail drawings for DES.220.
View original record Rm/HH. from Rm. R Sulton (handwritten) Rm.7/ML.20.12.40. Will you please let me have detail drawings of DES.220. Rm. 1139 (handwritten)

scan0114 Request for detail drawings for fitting by-pass oil filters to old type Bentley cars.
View original record Rm/HH.from Rm. B-155-LE. Oil Filter 1139 Rm.6/10.11.1.41. There is a steady demand for by-pass oil filters to be fitted to old type Bentley cars, as per our Depot Sheets issued on the subject.…

scan0115 Letter to Messrs Simmonds Accessories Ltd regarding the replacement of By-Pass Filters on pre-war models.
View original record 1139 Rm3/Dn 1139 17th November 1940. Messrs Simmonds Accessories Ltd, Great West Road, Brentford, LONDON. ----------------- Dear Sirs, Thank you for your letter of the 7th November. Our pre-war models…

scan0116 Letter from Simmonds Aerocessories requesting engine layout and lubrication information from Bentley Motors.
View original record SIMMONDS AEROCESSORIES LTD LONDON MELBOURNE PARIS NEW YORK DIRECTORS: G. E. SIMMONDS. O. E. SIMMONDS. F.R.Ae.S.,M.R DESIGNERS AND MANUFACTURERS OF SPECIALISED AERONAUTICAL AND ENGINEERING ACCESSORIES…

scan0117 Letter from Air-Maze confirming a meeting regarding oil filters for 27-litre engines.
View original record Directors R. B. HOWELLS E. SMART AUTOMOTIVE OIL BATH AIR FILTERS, SILENCERS AND FLAME ARRESTORS AIR-MAZE (GREAT BRITAIN) LIMITED BUSH HOUSE ALDWYCH LONDON W.C.2. "Full protection for fine limits"…

scan0118 From 'Rm' to Mr. Hooker recommending a filter fabricator for a development project.
View original record Lov/Mr. Hooker. from Rm. Rm.3/ET.25.2.41. 113-9 Attached is a letter from a friend of mine who is engaged in fabricating filters and has been working with Wd. on the P.I. job, and also with Hucknal. I…

scan0119 Letter from British Filters Ltd. regarding a new design of filter for low viscosity oil.
View original record COPY. British Filters Ltd., Aircraft House, MARKET HARBOROUGH /MD. 19th February, 1941. Messrs. Rolls-Royce Ltd., D E R B Y. Dear Sirs, For the attention of Mr. Robotham We have recently developed a…

scan0120 Letter to British Filters Ltd. regarding a sample filter delivery, support brackets, and a revised layout for a filter on a Bentley.
View original record 1139 27th February, 1941. Rm. 3/RH. Messrs. British Filters Ltd., Aircraft House, MARKET HARBOROUGH. Attention of Mr. T.C. Worth. Dear Sirs, With reference to your letter of February 28th. 1941, to…

scan0121 Letter to British Filters Ltd. requesting a set of parts for an experimental B.II car, with specific size requirements.
View original record 1139 Rm.1/ST. 28th February, 1941. BRITISH FILTERS Ltd., Aircraft House, MARKET HARBOROUGH. Attention Mr. T.C. Worth. Dear Sirs, I thank you for your letter of 26th February, together with drawing…

scan0122 Fitting a General Oil Filter to a B.11 chassis, detailing a parts list and design feedback.
View original record To Rm. from Rm/HH. Rm/HH.12/SW.27.2.41. In connection with the scheme for fitting a General Oil Filter to the B.11 chassis, a sample set supplied to us for test would be definitely a good plan to be…

scan0123 Letter from British Filters Ltd concerning difficulty sourcing small brass pipe fittings and requesting supplier suggestions.
View original record [Handwritten top left]: ✓ C. Worth R.G.H. Taylor W.S. Thompson [Printed Letterhead]: BRITISH FILTERS LTD AIRCRAFT HOUSE MARKET HARBOROUGH [Handwritten top right]: Filters 1139 [Printed top right]:…

scan0124 Letter to British Filters Ltd. regarding the production of small parts for filters.
View original record Filter 1139 Rm.6/ML. 19.4.41. British Filters Ltd., Aircraft House, MARKET HARBOROUGH. For the attention of Mr. A.A.Brown, Buyer. Dear Sirs, Thank you for your letter of the 11th. April. I have spoken…

scan0125 Inquiring about alternative suppliers for parts, likely filters, due to capacity issues with Rotherham's.
View original record W/Crewe. Les. from Rm. filters 1138 Rm.7/ML.19.4.41. Do you know of any source of supply for bits like these, that is not full up to capacity. We know Rotherham's are hopeless. Rm. Attachment. British…

scan0126 Telegram requesting an oil pump be sent by passenger train due to inability to arrange road transport.
View original record POST OFFICE TELEGRAM No. 042 Office Stamp: DERBY STATION BP338 25 APR 41 10 2 Charges to pay RECEIVED Handwritten: P/Sa Prefix: 67 Time handed in: 10.11 Office of Origin: MARKETHARBOROUGH LE Words: 23…

scan0127 Letter to British Filters Ltd. regarding filter restriction tests and delivery curves for Merlin oil pumps.
View original record Rm.9/ML. T.C.Worth,Esq., British Filters Ltd., Aircraft House, MARKET HARBOROUGH. Dear Worth, With reference to the tests you are doing on filter restriction for me. I attach herewith delivery curves…

scan0128 Graph showing delivery curves for Merlin engine oil pumps against engine RPM.
View original record MERLIN ENGINE OIL PUMPS DELIVERY CURVES WITH DTD 109 OIL AT 90°C DELIVERY PRESSURE 150 lbs/in² AXIS LABELS: DELIVERY G.P.H. ENGINE R.P.M. PLOT KEYS: HBY.49 INC. CAP. SCAV. PUMP (CONT. ON B/P V2) A BY…

scan0129 Request for instructions on the quantity of kits required to place an official order with British Filters Ltd.
View original record To Rm. Roy/AES.8/MH.13.5.41. With reference to the attached letter from British Filters Ltd., dated the 12th. inst., would you please instruct us to send an official order to these people for the…

scan0130 Letter to British Filters Ltd. regarding an order for half-a-dozen kits for 3 1/2 and 4 1/4 litre Bentleys.
View original record 113 8 Rm.13/ET. 20th May, 1941. C.T. WORTH, Esq., British Filters Ltd., Aircraft House, MARKET HARBOROUGH. Dear Worth, We are passing you an order for half-a-dozen kits for 3½ and 4¼ litre Bentleys.…

scan0131 Order to be placed with British Filters Ltd for fitting kits.
View original record To Roy. from Rm. Rm.7/ET.20.5.41. With reference to Roy/AES.8/MH.13.5.41, will you please pass an order to British Filters Ltd, for half-a-dozen fitting kits suitable for fitting General Filters to 3½…

scan0132 Letter to Messrs. Vokes Ltd. requesting a drawing of an air cleaner.
View original record 1137 Rm/GB.1/RH. 16th Jun, 1941. Messrs. Vokes Ltd., 95-105, Lower Richmond Road, Putney, L O N D O N. S.W.15. Dear Sirs, Will you please let us have a drawing of the air cleaner which forms the…

scan0133 Confirming payment agreement for a filter from British Filters Ltd and requesting a covering works order number.
View original record Rm/CTS 1137 G/WFH/ST.16/EW. 17.6.41 We thank you for your memo ref Rm/CTS.4/RH. 11.6.41 and note that you are agreeable that British Filters Ltd should be paid for the filter supplied in November…

scan0134 Letter confirming a telephone conversation regarding an unreceived order from British Filters for filter components and providing an update on other castings.
View original record 1137 Rm. TB/JWW. 22/AH. 19.6.41. This is to confirm my telephone conversation with you to the effect that I have not yet received an order from Messrs. British Filters for the work we have done for…

scan0135 Letter to British Filters Ltd. regarding filtration jobs and acquiring a filter for a tank.
View original record FILE 1137 Rm.12/SW. 21st June, 1941. T.C. Worth, Esq., British Filters, Ltd., Aircraft House, MARKET HARBOROUGH. Dear Tom, Mr. Coverley who is the Manager of the Rotol organisation, was in the office…

scan0136 Brief cover letter to T.C. Worth of British Filters Ltd. regarding an enclosed letter.
View original record Rm.7/RH. 16th July, 1941. 1139 T.C. Worth Esq., Managing Director, British Filters Ltd., Aircraft House, MARKET HARBOROUGH. Dear Tom, Enclosed is a copy of a letter I have sent to Lucas, which will…

scan0137 The loan of an Auto-Clean filter unit to British Filters for examination.
View original record To Rm/Wym. from Rm. Rm.1/BT.18.7.41. Mr. Worth, of British Filters has asked me if he can borrow one of our Auto-Clean units for examination, as he is engaged in manufacturing some filters of that…

scan0138 Returning a loaned 'General' oil filter to British Filters Ltd.
View original record To HD/FC. c. to D/BP. 1139 Rm/Hm.1/JH.22.7.41. Please pack and despatch one "General" oil filter to British Filters Ltd., Aircraft House, Market Harborough. Returned to makers after being loaned to…

scan0139 Confirming the return of a 'General' oil filter to its makers, British Filter, Ltd.
View original record To G/WFH. from Rm/Hm. c. to G/Mt. 1139 Rm/Hm.3/SW.23.7.41. Clan Foundry, Belper. Dept.181. We have, on the 22.7.41., returned to the Makers, British Filter, Ltd., Market Harborough, one "General" oil…

scan0140 Design, availability and fitting of a British Filters oil filter to a Bentley car.
View original record British Filters 1189 Rm.2/LT.20.9.41. Copy to Rm/wym. Some time ago, we had a memo from Sales with regard to the fitting of a General Oil Filter to B.155.LE. At the time, we were unable to help, owing…

scan0141 Letter from British Filters Ltd providing an analysis of two oil samples.
View original record [Handwritten top left]: Robotham Please return J.H. noted [signature] [Handwritten top right in red]: 1139 [Letterhead] BRITISH FILTERS LTD AIRCRAFT HOUSE MARKET HARBOROUGH T. C. Worth R. G. H. Taylor…

scan0142 Request to order three Schrader tyre pressure gauges for the 'GOSHAWK' 10,000 miles trials.
View original record X.4552 Ms. from Hy. Hy2/LG28. 2. 22. "GOSHAWK" FOR 10,000 MILES TRIALS. Will you please order for the above - 3 tyre pressure gauges (Schrader) Hy. MADE AT CROXLEY

scan0143 The Dunlop foot pump lacking a pressure gauge and the proposal to supply a separate 'Schrader' pattern gauge.
View original record X 4552 S/W. Hs. Sg10/BM/3.10.22. RE: DUNLOP FOOT PUMP. With reference to the above, which it has been decided to adopt as standard - and which, we understand, you are having made by Dunlops to suit…

scan0144 Supply of tyre pressure gauges for the 40/50 and 20 HP model tool kits.
View original record X4552 Hs3/T4.10.22. To By. from Hs. V4552 Re Tyre Pressure Gauges. With reference to the tyre pressure gauge, which it was agreed should be supplied in both the 40/50 and 20 HP. tool kits, we consider…

scan0145 Arranging for Schrader tyre pressure gauges to be included in the 20 HP and 40/50 tool kits.
View original record X4552 Hs2/T4.10.22. W/S To Sg. from Hs. X4532 RE DUNLOP FOOT PUMP. With reference to your Sg10/BM3.10.22, it has been arranged that a Schrader tyre pressure gauge will be included in the 20 HP. tool…

scan0146 Suggestion to include a Schrader Tyre Pressure Gauge and accessories in vehicle tool kits.
View original record X4552 Hs. from ROY. C to Ry. [Strikethrough] ------------- 4. 11. 22 [Handwritten] ROY13/MG/24.10.22 ------------- Following suggestions that we should include a Schrader Tyre Pressure Gauge in all…

scan0147 Clarifying the price for a Schrader Gauge pump connection and the complete gauge.
View original record Hs. from ROY. to By. X4552 ROY3/MG7.11.22 With reference to the last paragraph of my Memo. ROY18/MG/4.11.22 re Schrader Gauges, please note that the price of the Pump Connection is 1/1d and the…

scan0148 Urgent inquiry regarding the standardization of the Schrader Right Angle Tyre Pressure Gauge for G.11 Production.
View original record Hs. X4552 ROY/GEA28/FJ15.11.22. Will you kindly let us know as soon as possible whether the Schrader Tyre Pressure Gauge, Right Angle type, has yet been standardized. We would point out that none of…

scan0149 Schrader right-angle tyre valve connections compared to slip-on rubber connections.
View original record X4552 To Roy. from Hs. C. to BY. Hs1/LC16.11.22. SCHRADER RIGHT-ANGLE CONNECTIONS. X.4552. With reference to the right-angle connections submitted by the Schrader people to enable the tyre pressure to…

scan0150 Schrader right-angle connections and a collection of tyre gadgets.
View original record Hs. from ROY. X4882 ROY13/MG17.11.22 Thanks for your note of the 16th re Schrader Right-angle Connections X.4552, which I am taking up with the Schrader Company. In the meantime, you may be interested…

scan0151 Schrader tyre pressure gauge, related pricing sheets, and its long-term usage.
View original record V4552 BJ. from Hs. Hs4/LG21.11.22. SCHRADER TYRE PRESSURE GAUGE. X.4552. X1034 The attached std. sheet was addressed to PN. The only sheets that are held up for price before signature are - CJ, BJ, R,…

scan0152 Cover note attaching a copy of a memo and requesting a reply.
View original record X4552 Hs. ROY/GEA4/FJ21.11.22. We attach hereto copy of our memo.-ROY/GEA28/FJ15.11.22, and shall be glad to receive your reply thereto as soon as possible. [Stamped: Hs NOV 24 1922 RECEIVED] ROY.…

scan0153 Querying the standardization of a Schrader Tyre Pressure Gauge for G.11 Production.
View original record COPY. Hs. ROY/GEA28/FJ15.11.22. Will you kindly let us know as soon as possible whether the Schrader Tyre Pressure Gauge, Right Angle type, has yet been standardized. We would point out that none of…

scan0154 Cover note regarding communication from the Schrader Company about gauges and pump connections, requesting a Standardisation Sheet.
View original record X4552 Hs. from ROY. ROY10/MG23.11.22 Schrader Gauges, Pump Connections copy to Attached is a communication from the Schrader Company dated the 20th instant, following our various conversations on the…

scan0155 Letter from A. Schrader's Son Inc. regarding the merits of screwed tyre valve connections over slip-on rubber types.
View original record Copy of Letter. ---------------- From A.SCHRADER SON Inc. Victoria Road, Willesden LONDON N.W.10 November 20th.1922 Messrs. Rolls-Royce Ltd. Nightingale Road. DERBY ROY12/MG17.11.22 Dear Sirs:- Your…

scan0156 The transfer of a Dunlop Low Pressure Tyre Gauge between departments.
View original record XC4552 Hs. ROY/GEA24/K2.1.24 We recently obtained for use in Repair Dept. a Dunlop Low Pressure Tyre Gauge. Hm.now finds that he has no use for same, and we shall be glad to hear whether you can make…

scan0157 Asking for instructions regarding a Dunlop Low Pressure Gauge.
View original record X4552 Hs. ROY/GEA1/K9.1.24 We would refer you to our memo ROY/GEA24/K2.1.24 concerning Dunlop Low Pressure Gauge, and we shall be glad to know whether you wish us to send the gauge to you or return it…

scan0158 Request for a reply concerning a Dunlop Low Pressure Gauge that is no longer required.
View original record X4552 Hs. ROY/GEA1/K23.1.24 Kindly let us have your reply concerning the Dunlop Low Pressure Gauge, which we obtained for Hm.and which he does not now require. ROY.

scan0159 Letter to John F. Warwick apologising for a delayed reply and discussing indicators for testing.
View original record Copy to Hs. X4552 Rg2/W 14 January 1925. John F. Warwick, Esq., Upton Hall, Nr. Southwell, Notts. Dear Sir, We must apologise for not replying to your letter of the 30th. ult. We are much obliged to…

scan0160 Letter acknowledging receipt of a Tyre Pressure Indicator for testing.
View original record Copy to Hs. X4552 Rg3/W 30 January 1925. John F. Warwick, Esq., Upton Hall, Nr. SOUTHWELL, Notts. Dear Sir, We beg to acknowledge receipt of your letter of the 29th. inst., and of the Tyre Pressure…

scan0161 Letter from a customer about a modification to pressure indicators and tyre pressure.
View original record COPY. X4552 Upton Hall, Nr. SOUTHWELL, Notts. Feb.2nd.,1925. Messrs. Rolls-Royce Ltd., Derby. Dear Sirs, I have abolished the little split cotter from my Pressure Indicators, as it was a tiresome…

scan0162 Requesting the return of a faulty and inaccurate Dunlop low pressure gauge.
View original record TO HS. FROM RS. 44552 RS2/M27.8.25. DUNLOP LOW PRESSURE GAUGE. We send herewith the Dunlop low pressure gauge complained of by R. in a recent memo. He would like you to return it to Dunlops, and…

scan0163 Internal request to order tyre pressure gauges for various tyre brands.
View original record X.4552 To Wd/Ms. from Hs. Hs3/LG8.9.25. x3035 Will you please order the following tyre pressures gauges for :- Dunlop tyres - 2 low pressure. " " - 2 standard. Michelin " - 2 low pressure. " " - 2…

scan0164 Supply of Schrader Tyre Gauges and recommending a more accurate model for the tool kit.
View original record By C. to Hs. Y4552. Hm/NRC22/KW27.8.29. Re Schrader Tyre Gauges. We still continue to supply in the kit a Schrader Gauge reading up to 70 or 75 lbs., calibrated 5 lbs. per division. We do not think…

scan0165 The specifications and ordering of a new Schrader tyre gauge.
View original record Schrader Tyre Gauge. The new type (No 4996A) reads from 10 lbs to 50 lbs in units of single pounds. We have no stock of such gauge as when the gauge was introduced by Schrader's, they had delivered…

scan0166 Discontinuance of a 70 to 75 lbs tyre gauge and its replacement.
View original record To Hm/NRC. From Hs/Rm. c. to By. Roy. X4552. filing Hs/Rm. 3/MJ. 30. 8. 29. We note your remarks re, the discontinuance of the 70 to 75 lbs. tyre gauge. We quite agree that this gauge is entirely…

scan0167 Requesting test results for a 'Kismet Tyre Tester' and advice on purchasing a 'Schrader Gauge'.
View original record Hs. X4552 ROY/GEA9/EB25.9.29. We would refer you to our memo reference ROY/GEA.9/EB2.9.29, which was accompanied by a sample Kismet Tyre Tester. Would you kindly let us know, the result of your tests…

scan0168 Modifying Schrader tyre pump gauges with a 45° angle for use with disc wheels.
View original record PY. Hs. e. g. C - O. C. - J.L.M.Little Hall. EP10/H10.2.30. re. Schrader Tyre Pump Gauges. We find the present gauge supplied cannot be used for testing tyre pressures when discs are fitted to the…

scan0169 Correcting the suggested angle for Schrader Tyre Pump Gauges to 45 degrees.
View original record BY. Hs. c.c. E.B. c.c. C.C. c.c. JLR. Lillie Hall. [Handwritten] XC 556 EP8/H11.2.30. re. Schrader Tyre Pump Gauges. With reference to my memo. EP10/H10.2.30. the suggested angle to the body of the…

scan0170 Introduction and evaluation of a new 'Trutest' tyre pressure gauge.
View original record Hs. Mr. [strikethrough] By. [strikethrough] K4552. ROY/GEA19/EB16.10.30. Messrs. A. Schrader's Son Inc., have introduced a new Tyre Pressure Gauge, which they are calling their "Trutest" and which…

scan0171 Proposal to standardize a new Schrader Trutest Pressure Gauge.
View original record 84/AC HS/RM. 1455? BY/EM2/J.12.12.30. Schrader Trutest Pressure Gauge. We are handing to you herewith two of the above gauges which the Schader Company propose to standardise in place of their present…

scan0172 Confirming the satisfactory test of a Schrader Trutest pressure gauge.
View original record x4552. To By/EM. From Hs/Lid. Hs/Lid.4/KT.21.1.31. SCHRADER TRUTEST PRESSURE GAUGE. With reference to BY/EM2/J.12.12.30., we have tested the two sample Trutest tyre pressure gauges submitted and find…

scan0173 Test report and comparison of the Kismet '31 Tyre Tester against the Schrader gauge.
View original record To R. From Hs/Lid. c. to Sg. Mor. c. to E. Da. c. to Ey. Roy. X4552. Hs/Lid.6/AT.4.5.31. KISMET '31 TYRE TESTER. We have recently had submitted to us for test purposes a Kismet '31 Tyre Tester. The…

scan0174 Recommendation to replace the Schrader tyre pressure gauge with the cheaper, better-made, British 'Kismet' gauge.
View original record ROY. c. Hs/Lid. c. BY/HED. 84552 BY/9/G.5.5.31. RECEIVED 1931 MAY 5 PRESSURE GAUGES FOR TYRES. In view of the recommendations of the Experimental Department and from an examination of the dismantled…

scan0175 Replacement of the Schrader gauge with the Kismet '31 tyre tester.
View original record S/W(Hs/Lid.) ✓ 84552 AJL Cx28/EBN19.5.31 C. to R. Sg. SH E. B. By. Wor. Da. Roy. [STAMP] 20 MAY 1931 Re KISMET '31 TYRE TESTER. Referring to Hs/Lid6/KT.4531 kindly note that Sg. has agreed to the…

scan0176 Standardisation document for the '31 Kismet Tyre Tester, proposing it as a replacement for the Schrader gauge.
View original record RR 788 (10H) (B459. 24-10-30) 6/3185. X4552. COMPLETED 13.11.31. STANDARDISATION of CHASSIS PARTS. Date 21.5.31 Description of Parts. G/K12L KISMET '31 TYRE TESTER Origin. A better made tyre pressure…

scan0177 On testing a sample 'A.P.' model tyre pressure gauge and comparing it to the existing Kismet type.
View original record X 4552 To Roy. Hs/FD.19/KW.26.2.35. We have tested the sample tyre Pressure Gauge, Model "A.P." as supplied by you. Mechanically we are quite satisfied with the gauge, but we cannot fully appreciate…

scan0178 Need for a more compact and less bulky tyre pressure gauge.
View original record X4552 To Roy. Hs/Rm.24/KW.21.3.35. Tyre Pressure Gauges. Replying to Roy/GEA.7/VR.21.3.35, we do not like this tyre gauge as it is unnecessarily cumbersome. We have no tyre on any of our cars at…

scan0179 Requesting a report on a sample new tyre pressure gauge from A. Schrader's Son.
View original record Hs. Roy/GEA. 7/VR. 21.3.35. TYRE PRESSURE GAUGES. DM Sales, have sent us a sample new type Tyre Gauge(which we send you herewith) and which was recently submitted to them by A. Schrader's Son,…

scan0180 Comparison of different tyre pressure testers, with a preference expressed for the Kismet Gauge.
View original record To Roy. from Hs/FD. 4552 Hs/FD.12/KW.27.3.35. Tyre Pressure Testers. With reference to the 3 tyre testers submitted for test by Messrs. Walters & Dobson, Bailey Street, Sheffield, we give below the…

scan0181 Rejecting Tyre Testers from Walters & Dobson, stating a preference for Kismet gauges.
View original record X 1150 To Roy. Hs/FD.8/KW.15.6.35. Re Tyre Testers by Walters & Dobson. In Hs/FD.12/KW.27.3.35, it will be seen that we prefer the Kismet gauges for 3 other reasons than their inaccuracy. (i.e. of the…

scan0182 New model of tyre gauge from the supplier Wm. Turner & Bro. Ltd.
View original record Rm. Roy/GEA. 5/VR. 31.10.36. TYRE GAUGES. F D Messrs. Wm. Turner & Bro. Ltd., SHEFFIELD, who supply our Tyre Gauges, have sent us a new model Gauge which is sent herewith, and which they consider…

scan0183 Requesting 3 dozen Schrader Tyre Valve cores in tin boxes of 5.
View original record R1150. To Roy/EKG. Rm/FD.7/JH.5.11.36. The Schrader Tyre Valve cores are what we require :- 3 doz. in tin boxes of 5. Rm/F.Dodd.

scan0184 Testing and proposed replacement of a standard gauge with a new, lighter Kismet type gauge.
View original record 1150 To Roy. from Rm/FD. Rm/FD.24/AP.12.11.36. RE: KISMET TYPE GAUGES. We have tested the new model type gauge supplied by Messrs Wm. Turner & Bro.Ltd., Sheffield, and find that it is satisfactory in…

scan0185 Recommending the replacement of the standard gauge with a new, lighter Kismet type gauge from Wm. Turner & Bro. Ltd.
View original record Please file 1150 To Roy. from Rm/FD. FD Rm/FD.24/AP.12.11.36. RE: KISMET TYPE GAUGES. We have tested the new model type gauge supplied by Messrs Wm. Turner & Bro.Ltd., Sheffield. and find that it is…

scan0186 Approval and re-ordering of tyre pressure gauges from a supplier.
View original record Rm. Roy/GEA. 2/VR. 12.11.36. TYRE PRESSURE GAUGES. [Handwritten] F D [Handwritten] Please reply We confirm our memo' ref.- Roy/GEA.5/VR. of the 31st. ultimo, with which we sent you a sample new model…

scan0187 Letter from Pneumatic Components Ltd regarding the addition of a tyre valve key to their tyre gauge.
View original record PNEUMATIC COMPONENTS LTD PNEUMATIC ENGINEERS JOHN STREET . SHEFFIELD . 2 TELEPHONE & TELEGRAMS 20837 DIRECTORS HENRY TURNER THOMAS BROWN YOUR REF. OUR REF. HT/DR. Dec. 19th, 1938. Messrs. Rolls Royce…

scan0188 Letter to Pneumatic Components Ltd regarding feedback on a sample tyre gauge being tested.
View original record 1150 EXPERIMENTAL DEPARTMENT. Rm/FD.9/JH. 24th. January, 1939. Pneumatic Components Ltd., John Street, Sheffield.2. Dear Sirs, With reference tonthe sample tyre gauge we are now testing. We have one…

scan0189 Letter from Pneumatic Components Ltd acknowledging a communication regarding a sample Tyre Gauge.
View original record 1150 TELEPHONE & TELEGRAMS 20837 DIRECTORS HENRY TURNER THOMAS BROWN PNEUMATIC COMPONENTS LTD PNEUMATIC ENGINEERS JOHN STREET . SHEFFIELD . 2 YOUR REF: Rm/FD.9/JH. OUR REF: TB/ER. FD Jan. 26th, 1939.…

scan0190 Letter from Pneumatic Components Ltd regarding the design and sampling of tyre gauges.
View original record 1150 TELEPHONE & TELEGRAMS 20837 DIRECTORS HENRY TURNER THOMAS BROWN PNEUMATIC COMPONENTS LTD PNEUMATIC ENGINEERS JOHN STREET . SHEFFIELD . 2 YOUR REF. Rm/FD.9/JH. OUR REF. HT/ER. Jan. 30th, 1939.…

scan0191 Letter from the Experimental Department to Pneumatic Components Ltd. arranging a meeting.
View original record 1150? EXPERIMENTAL DEPARTMENT. Rm/FD.3/JH. 1st. February, 1939. Pneumatic Components Ltd., John Street, Sheffield.2. Dear Sirs, Further to your letter of the 30th. inst. the writer would like to meet…

scan0192 Requesting the return of a pressure gauge for repair or replacement.
View original record To Mr. Fletcher Central Stores Rm/GB.6/ET.9.8.40 Will you please return this pressure gauge to Messrs. Hopkinson for repair. In the event of it being beyond repair, will you please obtain a new gauge.…

scan0193 Request to return a Hopkinson pressure gauge for repair, or to obtain a new one if it is beyond repair.
View original record To Mr. Fletcher, Central Stores. Copy to Order Office. 1150 Rm/GB.7/ET.22.1.41. Will you please return Hopkinson pressure gauge No. 77787 to the Makers, for repair. In the event of it being beyond…

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