Genuine U.S. Army 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 1962, in excellent condition and appears unissued. The genuine U.S. M1961 1 quart plastic polyethylene canteen is in very good shape and is 'U.S.' marked and dated 1970. The genuine U.S. M1910 metal mug is 'U.S.' marked and made by Ingersoll Products in the mid sixties. A nice condition complete canteen set.