C-133 CargomasterDouglas C 133 Cargomaster airplane model. The Douglas C 133 Cargomaster, a four engine, turboprop transport, was larger and faster than earlier Douglas military cargo airplanes. The Cargomaster went into production without a prototype and had an unusual circular fuselage with top mounted wings. The C 133 could fly the equivalent of 22 loaded railroad boxcars nonstop between Los Angeles and New York for about 5 cents per ton per mile. It carried fully