It was "Baseball".
Women's professional baseball League was named as The All-American Girls Professional Baseball League and established by Philip K. Wrigley which existed from 1943 to 1954. More than 600 ladies played in the league. In 1948, participation topped more than 900,000 onlookers in presence. The league was established as the All-American Girls Softball League but In 1943, the name was changed to The All-American Girls Professional Baseball League.
