Private practice, Mantorville, Minnesota, 1855-1861, 1867-1871, 1874-1877, 1878-1881
Prosecutor, Dodge County, Minnesota
State senator, Minnesota, 1858-1859
U.S. Army, 1861-1867
Railroad commissioner, State of Minnesota, 1871-1874
State representative, Minnesota, 1877-1878
U.S. senator from Minnesota, 1881
Judge, U.S. District Court, Dakota Territory, 1881-1885
Private practice, Mitchell, Dakota Territory, 1885-1889