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).
Order for a camshaft with specific timing settings for a 500 c.c. Rudge Unit.
| Identifier | ExFiles\Box 133\1\ scan0053 | |
| Date | 27th May 1936 | |
| To Roy.{Sir Henry Royce} X1129 Hs{Lord Ernest Hives - Chair}/Ed.{J. L. Edwards}10/KW.27.5.36. 500 c.c. Rudge Unit. Order No.54100. Will you please order a camshaft from Messrs. Rudge Whitworth Ltd., Coventry, for their 1934 "Ulster" Rudge, to give the following timing - I.O. 28° BTDC. E.O. 50° BBDC. I.C. 48° ABDC. E.C. 25° ATDC. Hs{Lord Ernest Hives - Chair}/J.L.Edwards. | ||