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).
Photograph comparing two fractured mechanical components, Spectre II and Spectre III.
| Identifier | ExFiles\Box 119\2\ scan0415 | |
| Date | 3rd December 1935 guessed | |
| SPECTRECodename for Phantom III III 20,000 MILES FRANCE, BUMPER 46 HOURS. SPECTRECodename for Phantom III II 4,000 MILES. | ||