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).
Blueprint of a revised horizontal shock damper with a double-acting valve.
| Identifier | WestWitteringFiles\V\March1931-September1931\ Scan123 | |
| Date | 15th April 1931 guessed | |
| NSCH 3264 REVISED HORIZONTAL SHOCK DAMPER WITH DOUBLE ACTING VALVE A.{Mr Adams} DE C.I. NO DIFFICULTY IN AVOIDING TRAPPED AIR IN THE MAIN VALVE POCKET NO HANDING OF ANY PIECES NSCH 3264 | ||