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).
Page 7 of a document describing the brake operation relative to an operating sleeve, with a handwritten note about a clutch drawing.
| Identifier | ExFiles\Box 128\2\ scan0022 | |
| Date | 21th January 1931 | |
| - 7 - be such that the brake is fully on slightly after the balls J.{Mr Johnson W.M.} enter the parallel portion of the operating sleeve I. but before it has reached its maximum travel to the left. ------------------- 21.1.31. JCMH/NCB. Arrangement drawing of this clutch in box file. Sg.{Arthur F. Sidgreaves - MD} 27-1-31. | ||