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).
Dropping the use of mineral oil for a test and awaiting designs for F. cylinder block modifications.
| Identifier | ExFiles\Box 65a\3\ scan0028 | |
| Date | 11th June 1929 guessed | |
| contd :- -3- we shall drop the use of mineral oil on this test in order that we can get on. We have not yet received any designs for modifications to F.{Mr Friese} cylinder blocks. Hs.{Lord Ernest Hives - Chair} | ||