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).
Continuation page of a report discussing variations in setting up a switch for testing.
| Identifier | ExFiles\Box 65\2\ scan0026 | |
| Date | 1st March 1929 guessed | |
| Contd. -3- good deal for small variations in setting up the switch afresh for each test. Contacts tested herewith. F.J.A. | ||