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).
Letter to Mr. Hives requesting a reply regarding Mackenzie's change speed fan and Mr. Bariquand's spring shackles.
| Identifier | ExFiles\Box 135\1\ scan0006 | |
| Date | 25th January 1924 | |
| P/W Hs{Lord Ernest Hives - Chair} X/509 Wa.{Mr Wallis}4/Go.25.I.24 Dear Hives, Will you please let me have a reply with regard to Mackenzie's change speed fan. Also Mr. Bariquand, the inventor of the spring shackles, is asking whether they are of any interest. If not, will you return the samples and say so. Yours sincerely, G.P. Wallis | ||