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).
Requesting to be kept informed of the results regarding exhaust valves for car and aero engines.
| Identifier | ExFiles\Box 6\7\ 07-page100 | |
| Date | 2nd September 1930 | |
| COPY. Y5230. To Hs.{Lord Ernest Hives - Chair} From Sg.{Arthur F. Sidgreaves - MD} Sg{Arthur F. Sidgreaves - MD}19/E2.9.30. Re. Exhaust Valves - Car and Aero Engines. X.4011. X.4488. X.7230. X.5230. Referring to RL/M13.8.30 I should be glad if you would keep me in touch with results. Sg.{Arthur F. Sidgreaves - MD} | ||