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 note for the Specification of Production Inspection & Test for the S.S. Switchbox for R.R. Chassis, Version 4.
| Identifier | ExFiles\Box 65\2\ scan0028 | |
| Date | 26th April 1929 | |
| X7730 To FY. from EFC. c. Mr. Brock. EFC3/T26.4.29. S.S. SWITCHBOX FOR R.R. CHASSIS Attached please find Specification of Production Inspection & Test of the above, Version 4. EFC. | ||