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).
Preliminary specification for the Phantom III Series IX.
| Identifier | ExFiles\Box 91\1\ scan0460 | |
| Date | 21th December 1936 | |
| 300 Gry{Shadwell Grylls} Sg.{Arthur F. Sidgreaves - MD} and Hs.{Lord Ernest Hives - Chair} c. Rm.{William Robotham - Chief Engineer} By.{R.W. Bailey - Chief Engineer} Da.{Bernard Day - Chassis Design} E.1/HP.21.12.36. Phantom III Series IX Specification. Please find attached copy of the preliminary Specification for the above. E.{Mr Elliott - Chief Engineer} | ||