BAR 1918A2 BARREL by ROYAL TYPEWRITER COMPANY INC.(ROT) 8-52 ORDNANCE BOMB

The top of the barrel (behind the front sight) is marked "ROT II/Ordnance Bomb/8-52" indicating manufacture in Aug 1952. The left side of the barrel is marked: 6508763 (P) proof stamp w/punch marking. Muzzle is 1.5+ / Throat is 1 which is basically new.