He also coached at the University of Minnesota ( 1930 -- 1931 ) and Princeton University ( 1932 -- 1937 ) .
Crisler developed two - platoon football while serving as head coach at the University of Michigan from 1938 to 1947 .
Crisler also coached at the University of Minnesota ( 1930 -- 1931 ) and Princeton University ( 1932 -- 1937 ) .
Crisler developed two - platoon football while serving as head coach at the University of Michigan from 1938 to 1947 .