Santa Claus brought me a new standard S.A. M1A1 for Christmas, just picked up another one from private seller. Need some help on this one, date & place of manufacture? markings on receiver- U.S. RIFLE 7.62 mm M1A 052991. It has a Brookfield Precision Tool - U. S. Property scope mount, and the action has been bedded. has National Match front sight-.062, National Match rear sight with BME on it, barrel has NM stamped on top, and a TRW bolt. The stock looks to be older, dark walnut oil finish....