2nd Base, Detroit Tigers "The Mechanical Man", "The Silent Marvel", "The Fowlerville Flash"
Charlie Gehringer: A Biography of the Hall of Fame Tigers Second Baseman
John C. Skipper
There are some inaccuracies in this book, particularly in regards to Gehringer's family and their years in the Fowlerville area.
Cobb Would Have Caught It: The Golden Age of Baseball in Detroit
Excellent chapter on Charlie looking back on his career.