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).
Enclosing notes on the damping of crankshaft vibrations.
| Identifier | ExFiles\Box 25\3\ Scan014 | |
| Date | 26th April 1911 | |
| R.R. 225a (100M) (W 314. 8.3.11) G 1525. y. 26th April 1911 C.J. 26/4/11 R9/D26411 I enclose some notes on the damping of crankshaft vibrations. I will try to add to these. F.H.R. See Guard book O.K. X634 | ||