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).
Blueprint for a modification to a diffuser body for a Twin Choke Carburettor PII.
| Identifier | ExFiles\Box 13\3\ 03-page282 | |
| Date | 4th February 1920 guessed | |
| V1057 FOR ALL OTHER DIMENSIONS SEE E.81572 .500 DIA. -.475 +/- .01 .250. +.25 DEPTH OF FINE LIMIT BORE MODIFICATION TO DIFFUSER BODY TWIN CHOKE CARB PII | ||