The prototype XCG-14, 490890, under tow in 1945. Note the tailwheel and the extensive cockpit glazing.

The XCG-14A 490990 made its maiden flight on October 16, 1945 from Newark Airport.

The Chase XCG-14 alias MS-1, the first glider to feature the Strukoff aerofoil.

The second XCG-14, 490990, was larger than the prototype and had a tubular steel fuselage and tricycle undercarriage.