He was in private practice in Duluth , Minnesota from 1914 to 1945 .
Born in Champion , Michigan , Donovan received an LL. B. from the University of Michigan Law School in 1913 .
Donovan was in private practice in Duluth , Minnesota from 1914 to 1945 .
Born in Champion , Michigan , Donovan received an LL. B. from the University of Michigan Law School in 1913 .