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).
With the address of the Central Hanover Trust Co. in New York.
| Identifier | ExFiles\Box 173\3\ img070 | |
| Date | 11th April 1934 guessed | |
| Central Hanovera Trust Co 5TH Avenue New York | ||