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, early DA (Defense Agency) ink contract number to back and was manufactured in the early 1960's, in excellent condition. The genuine U.S. M1961 1 quart plastic polyethylene canteen is in good shape and is 'U.S.' marked and dated 1965. The genuine U.S. M1942 metal mug is 'U.S.' marked and was made during World War 2 and is dated 1945 manufactured by Southeastern Metal Co (S.M.Co). A nice condition complete canteen set.