Between the 1882 and 1956 seasons, Ken Heintzelman, Steve Swetonic and Harry Staley were tied for the most wins for the Pirates when winning <59 games and winning <38 games, with 37 wins.
Between the 1882 and 1956 seasons, Ken Heintzelman, Steve Swetonic and Harry Staley were tied for the most wins for the Pirates when winning <59 games and winning <38 games, with 37 wins.