What number did Charlie Keller wear when he played for the New York Yankees?

In two different stints with the New York YankeesCharlie Keller wore four different numbers. From 1939 to 1943, and then again in 1949, he wore #9. From 1945 to 1948 he wore #12. And in 1952, his final year as a player, Keller alternated between #28 and #99 in the two games he played in.

While playing for the Yankees, Keller helped the club win six pennants, three World Series titles, and made five All-Star appearances.