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).
Five modifications to be carried out on the Spectre while it is in the shop.
| Identifier | ExFiles\Box 4\1\ 01-page122 | |
| Date | 2nd October 1934 | |
| X4044 To HIC. He/Rm.{William Robotham - Chief Engineer} 9/KW.2.10.34. Further to our conversation, we have agreed you will carry out the following modifications to the SpectreCodename for Phantom III this time while it is in the shop :- (1) Hydraulic tappets (some not functioning). (2) Hand two carbs. over to Salt. (3) Increased transverse lean to pivots. (4) Oil cooler removed. Larger pipe fitted. (5) Oil filter for auto. adjusting tappets. He/Rml | ||