Joe Cronin - Wikipedia
Charlie Gehringer Baseball Stats by Baseball Almanac
History of baseball in the United States - Wikipedia
Larry Doby, Don Newcombe first Major Leaguers to play in NPB
Charlie Gehringer – Society for American Baseball Research
Baseball in Japan and the US: History, Culture, and Future Prospects - Association for Asian Studies
Nine things you didn't know about Charlie Gehringer - Vintage Detroit Collection
Baseball Shorts: Baseball Player Learns to Play Golf Righthanded
The American Baseball Influence In Japan - Off The Bench
Gehringer's consistency took him to Cooperstown