[XH-40 engine showing cannon connections]
Description:
Photograph of the XH-40 engine showing cannon connections from a series of photos of the XH-40 co-op advertising, cannon plugs, heli coil screw lock insert, main rotor blade 114" brass extrusion, American Brass, aluminum main rotor grip, Joy Manufacturing Company fan, engine showing cannon connections.
Date:
November 8, 1957