Original issue, US Army Technical Manual, 68 pages, size is 8" x 10 1/4", stapled, three hole punched, dated 16 November 1959.  This is not a commercial copy or print but an original manual published in 1959 and republished in 1973.  Title of publication is -  TM 3-1040-206-10, Operator's Manual for Flame Thrower, Mechanized, Main Armament, Turret-Mounted, M7A1-6..  Publication is designed to provide information and instructions for the operation of tank mounted Flame Thrower.  Very well illustrated using photographs and line drawings.