Who was the founder of the sports league Mirtha Marrero played in?
All-American Girls Professional Baseball League The All-American Girls Professional Baseball League was a women's professional baseball league founded by Philip K. Wrigley which existed from 1943 to 1954. Over 600 women played in the league. In 1948, league attendance peaked over 900,000 spectators in attendance. The Rockford Peaches won a league-best four championships while playing in the AAGPBL. For most of the league's history, manager Bill Allington coached different teams and led the league in career wins as a manager. The 1992 motion picture "A League of Their Own" tells a fictionalized account of the Rockford Peaches.
Manitoba Hockey Association The Manitoba Hockey Association (MHA) was an early men's senior ice hockey league playing around 1900 in Manitoba, Canada. The league started as an elite amateur league in 1892, became professional in 1905, had a professional and an amateur league in 1908–09 and only an amateur league from 1909 until 1923. Two teams from the league have won the Stanley Cup, the Winnipeg Victorias and the Kenora Thistles. Three other teams from the league have challenged for the Stanley Cup: Brandon Wheat Cities, Winnipeg Maple Leafs, and the Winnipeg Rowing Club. Other teams have won the Allan Cup: Winnipeg Hockey Club, Winnipeg Falcons, Winnipeg Monarchs and Winnipeg Victorias.