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).
Cover memo for the specification of production adjustment, inspection and test for the S.S. Combined Main Switch & Auxiliary Switch Unit.
| Identifier | ExFiles\Box 64\4\ scan0300 | |
| Date | 2nd June 1929 | |
| X7655 EFC is absent Ry. c. Sft{Mr Swift} c. Sft{Mr Swift}/Mr Brock. EFC4/AM 2.6.29. S.S. COMBINED MAIN SWITCH & AUXILIARY SWITCH UNIT. Herewith please receive, Specification of Production Adjustment and Production Inspection and Test for these units. EFC/HEW. | ||