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 production start date for a larger Autovac valve for the Phantom II to overcome petrol trouble.
| Identifier | ExFiles\Box 64\1\ scan0082 | |
| Date | 4th July 1930 | |
| Hs{Lord Ernest Hives - Chair} x7510. To Wor.{Arthur Wormald - General Works Manager} from Sg.{Arthur F. Sidgreaves - MD} re Standardisation Sheet Sg{Arthur F. Sidgreaves - MD}4/E4.7.30 Copy to BY.{R.W. Bailey - Chief Engineer} Hs.{Lord Ernest Hives - Chair} X.No./579/7510. Referring to the above sheet for Phantom II Autovac larger valve, in view of the fact that this is to overcome trouble with petrol, i.e. a trouble which exists on present production, I should be glad to know when this new feature will commence on production. Sg.{Arthur F. Sidgreaves - MD} | ||