(Al Chang/Stars and Stripes)

Soc Trang, South Vietnam, July 1962: Enlisted crew members of “Supersonic Sam’s Unscheduled Airline” pitch in to change a propeller on their single R5D transport plane. The U.S. Marine crewmen are in the unit headed by Master Sgt. Sammy Dobbins, the only U.S. enlisted pilot in Vietnam at the time. They are (from top) Sgt. Leon Gibbs, mechanic; Sgt. Richard D. Wyman, crew chief; Lance Cpl. Guy W. Ealey, navigator; and Lance Cpl. Leonard U. Tippens, mechanic. Read more here.