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).
Request to manufacture a set of Phantom exhaust valves and valve seats to modification Hs.1197.
| Identifier | ExFiles\Box 17\6\ Scan168 | |
| Date | 7th November 1933 | |
| √ 7060. RHC.{R. H. Coverley - Production Engineer} From Hs{Lord Ernest Hives - Chair}/Swdl.{Len H. Swindell} Hs{Lord Ernest Hives - Chair}/Swdl.{Len H. Swindell}6/MA.7.11.33. Will you please make a set of Phantom exhaust valves to Hs.{Lord Ernest Hives - Chair}1197, also valve seats to suit this modification. We will supply the head to which these valves and seats can be fitted. Hs{Lord Ernest Hives - Chair}/L.H.Swindall. | ||