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 the Vacuum Oil Company regarding the testing and analysis of hypoid gear oils.
| Identifier | ExFiles\Box 145\1\ scan0209 | |
| Date | 21th June 1937 | |
| BY APPOINTMENT 1229 VACUUM OIL COMPANY LIMITED TELEPHONE WHITEHALL 1010 (14 LINES) GARGOYLE TELEGRAMS VACUUM . PHONE . LONDON CAXTON HOUSE . WESTMINSTER LONDON . S.W.1 REFERENCE OTJ. 21st June 1937 S. H.{Arthur M. Hanbury - Head Complaints} Grylls Esq., Rolls Royce Limited, DERBY. Dear Mr. Grylls, Many thanks for your letter of the 19th June reference Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls}2/AP. We will get our analyses through as quickly as possible, when we hope to have a further discussion as I do not feel too happy about the testing of HYPOID GEAR OILS in gearboxes. I would like personally to learn your experiences in this connection. Also if possible, on completion of the present test, I would like to have the opportunity of seeing the gearbox and the general result of the test. With kind regards, Yours very truly, VACUUM OIL COMPANY LIMITED. (Signature) 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 | ||