For nearly fifty years the hard-hitting, mobile Browning Automatic Rifle, or BAR, served in US infantry units as a light squad automatic "base of fire" weapon, providing quick bursts of concentrated fire. It was developed in response to the central dilemma of infantry combat in World War I - the need for a squad-level weapon that could suppress emplaced machine-gun positions. Designed by the renowned firearms manufacturer John M. Browning, the BAR could be fired from the shoulder or the hip while on the move. Unfortunately, initial production difficulties and commanders' reluctance to feed...