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 chassis number of H.C. Drayton's Phantom III.
| Identifier | ExFiles\Box 107\3\ scan0069 | |
| Date | 15th February 1937 guessed | |
| to U.S.A. I shall look forward seeing you when you come back. The Chassis Number re: H.C. Draytons Phantom III is 3.BU.114. I should be most grateful if you could keep an eye on it. Yrs Sincerely Rothes. | ||