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).
Request for 10 blueprints of a table for correcting aero engine Brake Horsepower (B.HP) based on atmospheric variations.
| Identifier | ExFiles\Box 37\3\ scan 122 | |
| Date | 24th September 1917 | |
| To Mr. Southern. from EFC. EFC3/T24.9.17. X.31 YY - PERCENTAGE OF CORRECTIONS OF AERO ENGINE B.H.P. FOR VARIATIONS OF ATMOSPHERIC TEMPERATURE AND PRESSURE. Will you please supply 10 blueprints of the accompanying tracing of Table of Percentage Corrections & B.H.P. of Aero Engine, and oblige, Experimental Dept. D.O. EFC. | ||