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 comparing the power output curves (BHP and BMEP) for the Phantom III and Bentley III engines with open exhausts.
| Identifier | ExFiles\Box 93\2\ scan0244 | |
| Date | 1st September 1938 guessed | |
| POWER OUTPUT PHANTOM III AND BENTLEY III. 308 deep 408C OPEN EXHAUST CURVES. PH. III 7.3 LITRES 6.5:1 RATIO BEN. III 4.25 LITRES 6.5:1 RATIO PH. III. DUPLEX CARB: 1 PER BANK 6. BEN. III TWO SEPARATE S.U. CARBS. PH. B.H.P. BEN. M.E.P. PH. M.E.P. BEN. B.H.P. B.H.P. R.P.M. B.M.E.P. LBS/D" | ||