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 average power and fuel consumption curves for F11 and F12 production engines.
| Identifier | ExFiles\Box 36\2\ scan 153 | |
| Date | 31th October 1927 | |
| RR F11 & F12 PRODUCTION ENGINES (AUG - OCT 1927) AVERAGE POWER & CONSUMPTION CURVES A - 8/1 ENGINES B - 6/1 ENGINES C - 7/1 ENGINES WHEN CUTTING BLUE-PRINTS LEAVE MARGIN FOR FILING PURPOSES CORRECTED BRAKE HORSE - POWER C/BHP RPM FUEL CONSUMPTION PTS/HP/HR N.R.P.M Curve Labels: A, B, C Fuel Curve A: (10 C.C'S GAL, T.E.L. / AVIATION) Fuel Curve B: (20/80, BENZOL / AVIATION) Fuel Curve C: 27/73 BENZOL AVIATION | ||