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).
Baffle to achieve the same degree of silence as a long hot air pipe, with a standardisation sheet being circulated.
| Identifier | ExFiles\Box 5\4\ 04-page097 | |
| Date | 9th February 1923 guessed | |
| contd: -2- baffle we can obtain the same degree of silence as with the long hot air pipe. We are sending round a standardisation sheet for this. Hs.{Lord Ernest Hives - Chair} | ||