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).
Use of cast iron for a shock damper piston.
| Identifier | ExFiles\Box 56\1\ Scan094 | |
| Date | 1st March 1931 | |
| X235 HS {Lord Ernest Hives - Chair} /RM. {William Robotham - Chief Engineer} FROM DA. {Bernard Day - Chassis Design} DA {Bernard Day - Chassis Design} 3/M1.3.31. SHOCK DAMPERS. X.7520. X.235. Replying to HS {Lord Ernest Hives - Chair} /RM {William Robotham - Chief Engineer} 2/MJ9331., we quite agree that the piston should be tried in cast iron. DA. {Bernard Day - Chassis Design} | ||