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).
Requesting viscosity figures for a sample of Mobiloil 'E' oil at various temperatures.
| Identifier | ExFiles\Box 55\3\ Scan259 | |
| Date | 27th September 1926 | |
| To H.L. Laboratory. From Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} X235 Hs{Lord Ernest Hives - Chair}/Am5/LG27.9.26. X14324 We are sending you a sample of Mobiloil 'E' oil. We should be obliged if you could supply us with figures for the viscosity of this oil at - 80°F, 60°F and 40°F.{Mr Friese} Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||