An F6F Hellcat’s propeller blades leave a visible trail of condensation on the USS Yorktown. (U.S. Navy Photograph / NARA.)
Tag - propeller
Ice on the fuselage and propellers of a test aircraft in the Icing Research Tunnel at the Aircraft Engine Research Laboratory of the National Advisory Committee for Aeronautics (NACA) in March 1945. (NASA Photograph.)
Women at work on the engine of a C-47 cargo transport. (Library of Congress)