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).
Page 2 of a memorandum discussing the use of a three-point switch for a Smith machine with an existing switchboard.
| Identifier | ExFiles\Box 3\5\ 05-page214 | |
| Date | 9th April 1920 guessed | |
| -2- Contd. X.3y60 It will also be noticed that the charging switch need only be a three-point switch for the Smith machine but that the R.R. switchboard as already instructed could of course be used by simply omitting one contact of the switch. Perhaps you would kindly let us have your views on this matter so that we may be clear in what direction we should proceed. EFC. | ||