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).
Photograph of a remote control sighting system test rig with labelled components.
| Identifier | ExFiles\Box 147\4\ scan0182 | |
| Date | 11th November 1941 guessed | |
| TWO SPEED SWITCH JOY STICK CONTROL REMOTE CONTROL BOX | ||