Walter Mueller
From Wikipedia, the free encyclopedia
Walter John Mueller (born December 6, 1894 in Central, Missouri - August 16, 1971 in St. Louis, Missouri), is a former professional baseball player who played outfield in the Major Leagues from 1922-1926. Mueller would play for the Pittsburgh Pirates. He was the first major leaguer ever to hit a home run on his first pitch ever seen in the Major Leagues.

