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).
The respective costs of Air Compressor Oil and 'Lovejoy' Oil.
| Identifier | ExFiles\Box 28\1\ Scan283 | |
| Date | 30th September 1931 | |
| Y832: Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} ROY{Sir Henry Royce}/GEA1/WM.30.9.31. Lovejoy Oil. Referring to your memo Hs{Lord Ernest Hives - Chair}/Rm{William Robotham - Chief Engineer}2/AD.21.9.31. Will you please note the respective costs to us of Air Compressor Oil and 'Lovejoy' Oil in 40-gallon barrels, are 1/9½d.{John DeLooze - Company Secretary} and 4/6d per gallon. ROY.{Sir Henry Royce} GEA | ||