Bill Nicholson had a coffee cup with the Philadelphia Athletics in 1936, but it was with the Chicago Cubs, a team he returned to Majors with in 1939, where he became a star in baseball.
This is as good a time as any to remind everyone that we don't put substantial penalties those who put up their best statistics during World War II when many of the game's greats were serving in the military. It does play a bit when we focus on intangibles, but it is about what they do on the diamond and not what is going on around them, which is paramount in our eyes.