An excellent example of a genuine U.S. Vietnam War era M1C Paratrooper helmet with a scarce P55 Paratrooper liner. The M1 helmet was originally issued during World War 2 made by McCord and has a heat stamp number: 1039A, manufactured in 1944, rear seam, original Vietnam War era OD paint, with M1C paratrooper chin strap that physically attaches two male snap fasteners to the liner, canvas chin strap has anchor marks to the metalwork clasp. The U.S. P55 Paratrooper liner would have been made between 1955 and 1963 and was manufactured by Westinghouse Electric Company, liner is in very good condition overall retaining the original adjustable draw string, female snap fasteners either side to attach the helmet, has two A-straps either side with adjustable buckles for the open web chin strap, the U.S. leather chin strap buckle is anchor marked with black metalwork. Genuine U.S. period sweatband, ink manufacture markings on the genuine U.S. nape strap that was made in 1965. The genuine U.S. early Mitchell cover retains its vivid colours, has an early contract number of 8133 dating it to early 1965. A rare complete paratrooper helmet.