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).
Graph of motoring loss curves comparing losses between an original and a new cylinder at various engine speeds.
| Identifier | ExFiles\Box 179b\3\ img234 | |
| Date | 21th September 1932 guessed | |
| MOTORING LOSS CURVES., COMPARISON OF LOSSES IN C.1.2. AT END OF TESTS & IN C.1.1. PRIOR TO REPLACEMENTS, STANDARD CONDITIONS., FIG. 20, MOTORING LOSS M.E.P. (LBS/□"), ENGINE SPEED (R.P.M.), NEW CYLINDER (C.1.2.), ORIGINAL CYLINDER (C.1.1.) | ||