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).
Providing instructions for the production adjustment and testing of a main switch and a push-button switch.
| Identifier | ExFiles\Box 34\3\ Scan062 | |
| Date | 8th May 1920 | |
| X. 2641 To RHC.{R. H. Coverley - Production Engineer} from EFC. EFC3/TS.8.5.20. X.3034 - MAIN SWITCH. X.2641 - PUSH BUTTON SWITCH. Instructions for Production Adjustment and Test. Herewith please receive copies of instructions for production adjustment and test for the main switch and push button switch, as promised in conversation. EFC. | ||