A 5'6" switch-hitter, Mueller was playing minor league ball at age 16, two years
before he finished high school. He hit a home run off Brooklyn's Van Lingle Mungo
in his first major league at-bat (4/19/38). His playing days ended when he entered
the military in 1942.
FROM THE BASEBALL CHRONOLOGY
»April 19, 1938:
In the top of the first inning at Philadelphia,
Dodger Ernie Koy homers in his first ML at bat.
In the bottom of the inning, leadoff man Emmett Mueller
also hits a HR in his first time up in the ML.