William Richardson Bagley was born in St. Charles, Illinois on January 15, 1870, the son of Charles V. and Adeline (Kilmer) Bagley. After receiving the M.D. degree from the University of Michigan in 1898, he practiced medicine in Duluth from 1898 to 1910, and remained there five years as a fruit grower.
Bagley helped organize the Duluth chapter of the Izaak Walton League and was its president for many years. He served as president of the Minnesota Izaak Walton League in 1934-1935, and became a director of the national IWL in 1935. He was also a member of various medical organizations; of the St. Louis County Sanitorium Commission; of the mayor's committee to organize Duluth's water and sewage disposal system; a director of the Duluth Chamber of Commerce; and president of the Duluth Rotary Club.
Bagley married Jessie Smith in 1899 and Marion Miller in 1910. He had seven children.
From the guide to the William Richardson Bagley papers., 1923-1972., (Minnesota Historical Society)