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).
Urgent request for two sets of valve springs for trial on Phantom and Vulture cylinder heads.
| Identifier | ExFiles\Box 17\6\ Scan180 | |
| Date | 6th February 1934 | |
| To RHC.{R. H. Coverley - Production Engineer} X 7060 Hs{Lord Ernest Hives - Chair}/Std.5/KW.6.2.34. Will you please have one set of single parallel valve springs to Hs.{Lord Ernest Hives - Chair}1301 and one set of double taper valve springs to Hs.{Lord Ernest Hives - Chair} 1302 made for trial on the Phantom and Vulture automatic tappet cylinder heads. These are urgently required. Hs{Lord Ernest Hives - Chair}/C.S. Steadman. | ||