The variation in engine power with altitude determined from measurements in flight with a hub dynamometer (1929)
NASA Technical Reports Server (NTRS) · leaf 4
THE VARIATION IN ENGINE POWER 325 Pressure, in. Hg. R.P.M. 18 22 26 30 (500 1600 … Brake horsepower Temperafure.'F Air speed, M.P.H. Fia. 1.—Data from a representative climb. Flight No. 6 of the modified DH-4 airplane wi; h a Liberty 12 engine and a standard Martin bomber propeller O 2000 4000 6000 8000 lOOOO I200O Standard olfifude, ft Jig. 2.—The percentage relation of brake…
NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
