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 detailing tests on switch contacts.
| Identifier | WestWitteringFiles\T\2January1929-June1929\ Scan157 | |
| 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. | ||