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).
The turning circles for Spectre I and Spectre II cars.
| Identifier | ExFiles\Box 95\1\ scan0217 | |
| Date | 20th September 1935 | |
| x350. To E.{Mr Elliott - Chief Engineer} from Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}5/KW.20.9.35. SpectreCodename for Phantom III Turning Circles. E.1/HP.16.9.35. Herewith are the turning circles of the two SpectreCodename for Phantom III cars we have at present running :- SpectreCodename for Phantom III I. R.H. 48' 4". L.H. 48' 4". SpectreCodename for Phantom III II. R.H. 53' 2". L.H. 53'. The figure for SpectreCodename for Phantom III II was taken before the yoke nuts were cleared. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||