Original issue, US Army Field Manual, 79 pages, size is 8 1/2" x 11", stapled, dated 14 July 1986.  This is not a commercial copy or print but an original issue government print issued in 1986 and republished in 1987.  This publication is titled - FM 1-112, Attack Helicopter Battation.  This publication is the how-to-fight manual for attack  helicopter battalions and how they will be organized and how they will fight on the air-land battlefield.  Very well illustrated using tables and line drawings.