From 1947 to 1949, Stamford teams played as members of the Class B level Colonial League, winning the 1947 championship with an integrated roster in the era of segregated baseball.
The Pioneers were preceded by the 1947 Stamford Bombers, with the teams hosting minor league home games at Mitchell Stadium.
[2] The Bombers were joined by the Bridgeport Bees, New London Raiders, Port Chester Clippers, Poughkeepsie Giants and Waterbury Timers in beginning league play on May 7, 1947.
[3] The Stamford franchise was owned by New York City entrepreneurs, Lou Haneles and Stan Moor.
Colonial League president Ken Strong caught the first ball tossed by Stamford Mayor Charles E. Moore.
[5][6][7] Johnny Haith, Roy Lee, Jr., Andre Pulliza and Fred Shepherd also played with Stamford in 1947.
With a record of 74–52, playing the season under managers Joe Glenn and Herb Stein to finish 6.5 games behind the 1st place Bristol Owls.