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 for confirmation to obtain designs for improved results from a solid fan drive.
| Identifier | ExFiles\Box 11\3\ 03-page172 | |
| Date | 9th July 1930 | |
| Huf. 9.7.30 Hancocks Hotel de France Chateauroux Indre France Confirmation wanted to obtain designs to get improvement results from solid fan drive. ROBOTHAM | ||