department of the army technical manual Semitrailer, low bed: 15-ton, 4-wheel M172 (2330-735-9326) ; Semitrailer, low bed: 25-ton, 4-wheel M172A1 (2330-317-6448) technical manual Recovery vehicle, full tracked: light, armored, M578 (NSN 2350-00-439-6242) Annual report of the secretary of the army ...
