Chilson, Olin Hatfield Born November 22, 1903, in Pueblo, CO Died September 28, 1991 Federal Judicial Service: Judge, U.S. District Court, District of Colorado Nominated by Dwight D. Eisenhower on February 19, 1960, to a seat vacated by William L. Knous. Confirmed by the Senate on March 1, 1960, and received commission on March 5, 1960. Assumed senior status on December 31, 1973. Service terminated on September 28, 1991, due to death. Education: University of Colorado School of Law, LL.B., 1927 Professional Career: Private practice, La Jara, Colorado, 1927 Private practice, Greeley, Colorado, 1927-1928 Private practice, Loveland, Colorado, 1928-1954 District attorney, Eighth Judicial District, Colorado, 1940-1948 Assistant secretary, U.S. Department of the Interior, 1956-1957 Undersecretary, U.S. Department of the Interior, 1957-1958 Private practice, Denver, Colorado, 1958-1960 Research Collections Oral History