Original issue, US Army Technical Manual, 135 pages, size is 6 1/2" x 9 1/2", stapled, three hole punched,  dated 15 April 1990.  This is not a commercial copy or print but an original issue government print issued in 1988 and republished in 1992.  This publication is titled -  TM 9-2350-285-10, Operator's Manual for Carrier, Cargo, Tracked, 1 1/2 Ton, M973A1; Carrier, Cargo, Tracked, 2 Ton, M1067; Carrier, Command Post, Tracked, 1 1/2 Ton, M1065; Carrier, Ambulance, Tracked, 1 1/2 Ton, M1066.  Manual provide complete information and instructions for the use and operations of these tracked carriers.     Very well illustrated using detailed and clear line drawings.