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).
Blueprint wiring diagram for an S.S. Distribution Board, incorporating a green lamp switch, with connections for production testing.
| Identifier | ExFiles\Box 65\2\ scan0158 | |
| Date | 11th December 1928 guessed | |
| S.S. DISTRIBUTION BOARD INCORPORATING GREEN LAMP SWITCH CUT OUT SERIES SHUNT E/ GREEN LAMP SWITCH FRAME CONNECTED TO TERMINAL H MANGANIN COPPER 1 2 3 4 5 6 7 A B C D F G H J S N V A2 T1. T2. D- F+ D+ A C B R CONNECTIONS FOR PRODUCTION TEST | ||