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).
Wiring diagram illustrating the adaptation of a Blenot Phi Cut-out to a standard electrical chassis system.
| Identifier | ExFiles\Box 48\3\ Scan186 | |
| Date | 4th January 1921 | |
| Title: Adaptation of Blenot Phi Cut-out to Standard Electrical Chassis System Labels on diagram: A, +, -, 77, 7, C, D-, B+, D+, 1, 2, 3 Bottom left corner: R.H. 2887 (250) J. {Mr Johnson W.M.} C & Co. L Bottom right corner: E7 c/4/1/21 | ||