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From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Letter from Vacuum Oil Company regarding Mobiloil EP and a laboratory report.

Identifier  ExFiles\Box 145\1\  scan0080
Date  9th January 1934
  
8588.
WE DO NOT HOLD OURSELVES RESPONSIBLE FOR LOSSES OR DAMAGE RESULTING FROM DELAY IN FILLING ORDERS CAUSED BY STORM, STRIKES, FIRE, DIFFERENCES WITH WORKMEN OR ANY CAUSE BEYOND OUR CONTROL.

Vacuum Oil Company, Limited

Manufacturers and Marketers of High Grade Lubricating Oils and Greases
Sole Marketers of Mobiloil - THE WORLD'S QUALITY MOTOR OIL

TELEGRAPHIC ADDRESS
VACUUM, PHONE, LONDON.

TELEPHONE
WHITEHALL 1010 (10 LINES).

WHEN TELEPHONING PLEASE ASK FOR EXTENSION No

GARGOYLE
REGD TRADE MARK.

MANUFACTURING PLANTS,
WANDSWORTH, LONDON.
WEST FLOAT, BIRKENHEAD.

BRANCH OFFICES
BELFAST HULL
BIRMINGHAM LIVERPOOL
BRISTOL MANCHESTER
CARDIFF NEWCASTLE-ON-TYNE
DUBLIN
GLASGOW SHEFFIELD

VACUUM OIL COMPANY ORGANIZATIONS ABROAD.
ADELAIDE LIMA
ALEXANDRIA LISBON
AMSTERDAM LORENZO MARQUES
ATHENS
AUCKLAND MADRAS
ANGKOK MADRID
BARCELONA MANILA
BASLE MARSEILLES
BATAVIA MELBOURNE
BELGRADE MEXICO
BERLIN MILAN
BOMBAY MOMBASA
BOSTON MONTEVIDEO
BRISBANE NAPLES
BRUSSELS NEW YORK
BUCHAREST OSLO
BUDAPEST PARIS
BUENOS AIRES PERTH
CAIRO PHILADELPHIA
CALCUTTA PRAGUE
CAPE TOWN RANGOON
CHICAGO RIGA
CHRISTCHURCH RIO DE JANEIRO
COLOMBO ROME
COPENHAGEN ROTTERDAM
CZECHOSLOVAKIA SEVILLE
DARWIN SHANGHAI
DRESDEN SINGAPORE
DURBAN SOERABAYA
FRANKFORT STOCKHOLM
GENOA SYDNEY
GOTHENBURG TANGIERS
HAMBURG TOKIO
HELSINGFORS VALPARAISO
HONG KONG VIENNA
ISTANBUL WARSAW
JOHANNESBURG WELLINGTON
KARACHI YOKOHAMA
LAS PALMAS ZAGREB

AUTOMOTIVE LUBRICANTS DEPARTMENT.

CAXTON HOUSE, WESTMINSTER,
LONDON. S.W.1. 9th Jan.1934.

IN REPLY PLEASE REFER TO B.1/ENG.

Messrs.Rolls Royce Ltd.
Experimental Dept.
DERBY.

Dear Sirs,

For attention of E.W.Hives,Esq.

We thank you for your letter reference Hs.{Lord Ernest Hives - Chair}6/MJ of 2nd.January which has been noted by Mr.Russell Sharp.

We are passing copy of your laboratory report along to our Chief Chemist for any comment that he may think would be helpful.

In the meantime, we would say that we find the report of great interest but in view of the extensive use and approval of Mobiloil EP.{G. Eric Platford - Chief Quality Engineer} by the leading axle manufacturers in the U.S.A., where the oil was first introduced owing to the wider use of hypoid gears, we think there are other factors of much greater importance such as the use of boiled oil as a medium for treating castings.

One would naturally expect to produce effects as reported in a laboratory test by the use of any make of EP.{G. Eric Platford - Chief Quality Engineer}lubricant such as used in hypoid axles, because the essential features of such lubricants are either the addition of a percentage of sulphur or chlorine, or both in an added form and not merely as a constituent part of the mineral oil employed in the manufacture of the lubricant.

We understand that to some extent you experienced similar deposits in the Bentley gearbox when using Mobiloil "D", but in this case the oil

Offices and Depots in every country in the World (Russia excepted)

Mobiloil AND THE WORLD-WIDE ORGANIZATION OF THE VACUUM OIL COMPANY ARE ALWAYS AT YOUR SERVICE
  
  


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