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).
Request to fit Spectres I & II with carburetter filters to LoC.4594.
| Identifier | ExFiles\Box 93\2\ scan0068 | |
| Date | 17th July 1935 | |
| X 308 To RIC. Ha/Dwg.22/KW.17.7.35. SpectreCodename for Phantom III Carburetter Filter. Will you please fit SpectreCodename for Phantom IIIs I & II up with carburetter filters to LoC.4594 at the earliest possible moment. Ha/Dwg. | ||