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).
New parts and blueprints for the S.S. Chassis IS switchbox.
| Identifier | ExFiles\Box 65\2\ scan0011 | |
| Date | 5th November 1928 | |
| To RHC{R. H. Coverley - Production Engineer} C. EFC. X7730 BY/RD6/ML5.11.28. S.S. CHASS IS - SWITCHBOX - SEC:8160. LeC.2597. RECEIVED We are now able to complete the details for the Switchbox Unit and send you herewith blueprints of the following new parts:- D.71885 - Wing Nut. D.71886 - Switch Cover. D.71887 - Outlet Flange. D.71888 - Union. D.71889 - Union Nut. D.71891 - Cable Exit Flange. D.71894 - Flex: Tube for Switchbox Cables. D.71895 - L.O.P. Switchbox - 3 sheets. The new switch base D.70738.DC called for will not need a new pattern, the only difference between this and the standard one being the engraving. Will you please put 3 sets in hand. BY/RD. | ||