FM 23-90 81mm Mortar

FM 23-90 81mm Mortar.  This publication prescribes guidance for leaders and crewmen of mortar squads and platoons. It is concerned with the problems of mortar crew training. It presents practical solutions to assist in the timely delivery of accurate mortar fires but does not discuss all possible situations. The scope of this publication includes mortar crew training at squad and section levels. The 81-mm mortar is discussed herein to include sighting, equipment, characteristics, capabilities, ammunition, and maintenance. Vietnam era, Government Published Manual from January, 1971, not a commercial reprint. Measures: 8" x 10.75". Over 90 pages. Good condition.