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).
Production dimensions of a small balance weight for a 25 HP crankshaft.
| Identifier | ExFiles\Box 103\3\ scan0142 | |
| Date | 18th December 1931 | |
| ✓5010. To By/CS. from Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls} Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls}9/KT.18.12.31. 25 HP. CRANKSHAFT. Replying to By/CS2/EH17.12.31. with regard to the dimensions of the small balance weight for production, we think the dimension should be 1.785" and filed to suit for final balancing of the crankshaft. Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls} | ||