Request to estimate the percentage of Castrol 'R' oil in a supplied petrol sample for a Condor petrol pump.
| Identifier | ExFiles\Box 20\6\ Scan096 | |
| Date | 19th January 1927 | |
| X985 To H1. from Hs {Lord Ernest Hives - Chair} /AR. Hs {Lord Ernest Hives - Chair} /AR/LG19.1.27. CONDOR(Aero Engine) PETROL PUMP. ESTIMATION OF OIL IN PETROL. Please estimate % of Castrol 'R' oil in sample of petrol supplied. Hs {Lord Ernest Hives - Chair} /A.A.Rubbra. | ||
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).