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 governor curves for the Bentley V engine, plotting ignition timing advance against engine speed.
| Identifier | ExFiles\Box 97\5\ scan0194 | |
| Date | 1st June 1939 guessed | |
| FIG I BENTLEY V - GOVERNOR CURVES DEGREES ON FLYWHEEL B.T.D.C. ENGINE SPEED R.P.M. A.{Mr Adams} 8 BV WITH 6.5 : 1 R.C. PISTONS B. 8 BV WITH 7 : 1 R.C. PISTONS C. 7 BV WITH 7 : 1 R.C. PISTONS D.{John DeLooze - Company Secretary} FINAL CURVE FOR PRODUCTION | ||