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).
Request for blueprints and an order of 4 sets of switchbox parts for an INDIA 4 unit.
| Identifier | ExFiles\Box 56\4\ Scan141 | |
| Date | 5th December 1928 | |
| X5730 C. EFC. BY/RD4/ML5.12.28. INDIA 4 - SWITCHBOX - SEC:8160. Please receive herewith blueprints of the following parts req'd.{John DeLooze - Company Secretary} for the above unit, we have indicated on the L.O.P. the parts which are the same as S.S. Chassis and also the standard parts. D.51648 - Switch Body. D.51650 - Angle Plate for Cable Eye. D.51652 - Cam (Right Hand). D.51651.DC - Switch Base. D.51647 - Switchbox L.O.P. (3 sheets). Will you please order 4 sets. BY/RD | ||