Genuine U.S. Vietnam War era M1956 1 quart canteen cover, this is a 1st pattern with two snap fasteners to font and slide keepers/Alice clips to back, DA (Defense Agency) ink contract number to back and was manufactured in 1963, in excellent condition. The genuine U.S. M1961 1 quart plastic polyethylene canteen is in good shape and is 'U.S.' marked and dated 1964 made by AMCOM. The genuine World War 2 U.S. M1942 metal mug is 'U.S.' marked and is dated 1944. A nice condition complete canteen set.