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).
The results of moment of inertia tests on two valve rockers.
| Identifier | ExFiles\Box 88\4\ scan0130 | |
| Date | 26th February 1935 | |
| To Tsn. From Hs{Lord Ernest Hives - Chair}/W.Bell. 454 Hs{Lord Ernest Hives - Chair}/WB.{Mr Brazier/Mr Bell}2/MJ.26.2.35. Herewith results of moment of inertia tests of E.41590, and E.45230 valve rockers. The M.I's. given are relative to the axis of suspension, for direct comparison. Hs{Lord Ernest Hives - Chair}/W.Bell. | ||