Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Albert Gerheauser (June 24, 1917 in St. Louis, Missouri - May 28, 1972 in Springfield, Missouri), was a professional baseball player who played pitcher in the Major Leagues from 1943-1948. He would play for the Philadelphia Phillies, Pittsburgh Pirates, and St. Louis Browns. Major League Baseball (MLB) is the highest level of professional baseball in the United States and Canada, consisting of teams that play in the National League and the American League. The two leagues merged in 2000 into a single MLB organization led by the Commissioner of Baseball after 100 years as separate legal entities.