Letter from Vacuum Oil Company regarding the examination of a filter and enquiring about the use of leaded-fuel.
| Identifier | ExFiles\Box 145\1\ scan0192 | |
| Date | 15th April 1937 | |
| 1229 BY APPOINTMENT VACUUM OIL COMPANY LIMITED TELEPHONE: WHITEHALL 1010 (14 LINES) GARGOYLE REG'D TRADE MARK TELEGRAMS VACUUM PHONE LONDON CAXTON HOUSE . WESTMINSTER LONDON S.W.1 REFERENCE OTJ. 15th April 1937. S. H. {Arthur M. Hanbury - Head Complaints} Grylls Esq., Messrs Rolls Royce Limited, DERBY. Dear Mr. Grylls, Many thanks for your letter reference Rm {William Robotham - Chief Engineer} /Gry {Shadwell Grylls} 7/R of the 14th April. I am sending the filter you kindly forwarded down to our Laboratory for examination and agree that its appearance is most peculiar. In the meantime I would be interested to know whether the engine concerned has been operated on leaded-fuel, or whether there is any other exceptional condition which would guide us in making investigations. Yours truly, VACUUM OIL COMPANY LIMITED. O. {Mr Oldham} Hare Chief Engineer OTJ ND UNLESS STATED OTHERWISE ALL OILS ARE QUOTED AND INVOICED PER UNIT GALLON OF 9 LBS, AND ALL QUOTATIONS ARE WITHOUT ENGAGEMENT. | ||
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).