picture of aero-engines in Knolik
Standard poppet-valve type: 1,000 h.p. Napier-Halford Dagger with 24 cylinders in form of letter H. Characteristic features are the twin crankshafts, hydraulic tappets, and supercharger Courtesy of "Flight "
near aero-engines in Knolik
picture aero-engines was shown 1877 times