Career
She played in the All-American Girls Professional Baseball League between 1949 and 1950. She both batted and threw right-handed. She earned herself two nicknames while playing for the league: Shirl and Butch.
Before Shirley joined the league, she played softball.
She played locally in the position of pitcher, outfielder and leading hitter. Shirley played for three teams during her short time with the AAGPBL. She played for the: Racine Belles (in 1949) Grand Rapids Chicks (in 1950), and the Rockford Peaches (in 1950).
While playing for the Belles, in spring training, Shirley was in the outfield as it was believed she would make a "solid all-around player.".