Information is submitted on joint operations of the First U.S. Army and the IX Tactical Air Command. Contains First Army S.O.P. for anti-aircraft artillery in Continental operations. Index: definitions; air defense operations; AAA operations; rules for engagement; states of readiness; communications; radar; airdrome defense; AAA in other than AAA role; and miscellaneous.

N7576 Approved for public release; distribution is unlimited.