In seven games with Leo Durocher's New York Giants during the 1948 season, Bamberger posted a .083 batting average (1-for-12) with no runs or RBI. He spent eight years in the minor leagues, in 1942 and from 1946 to 1952, compiling a .287 average and 54 home runs over 771 games. He managed the Class-C Muskogee Giants in 1951 and the Reamstown team in the Lebanon-Lancaster League.[1][2][3]