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).
Drawing for the Spectre crankshaft, authorising the ordering of the forging and noting a potential design change.
| Identifier | ExFiles\Box 93\5\ scan0092 | |
| Date | 19th January 1934 | |
| To Dr. from E/JNR.{Charles L. Jenner} c. Wor.{Arthur Wormald - General Works Manager} Hs.{Lord Ernest Hives - Chair} re SpectreCodename for Phantom III. Please receive herewith drawing: LeC.3770 showing the crankshaft and balance weights. The forging for this may now be ordered. There is one point on the design which we think we may alter, that is, increasing the 1.5 hole through the journals to 1.625. E/JNR.{Charles L. Jenner} Handwritten notes: X 4494 317 no file for SpectreCodename for Phantom III | ||