"(March 28, 1832 -- January 26th 1871) Henry Dana Washburn was a tanner, currier, teacher, lawyer, county auditor, soldier, surveyor general, explorer, and American politician. Henry was born in Windsor, Vermont and moved to Vermillion County, Indiana in 1850. He studied law and was admitted to the bar in 1853. He was a county auditor. He enlisted (August 16, 1861) and served in the Union Army as lieutenant colonel of the 18th Regiment. He volunteered in the Indiana Volunteer Infantry where he was promoted to colonel (July 15, 1862), brevetted brigadier general of Volunteers (December 15, 1864), and major general in July 26, 1865. He mustered out August 26, 1865. He was appointed surveyor general of Montana in 1869 and in 1870 headed an expedition to find the headquarters of the Yellowstone River. He discovered Yellowstone Park, Mount Washburn Montana is named after him. He successful contested as a Republican the election of Daniel W. Voorhees to the 39th Congress. He was reelected to the 40th congress and served from February 23, 1866 to March 3, 1869, was not a candidate for renomination in 1868. [Source: 'Biographical Directory of the United States Congress 1774 - Present', available at https://bioguideretro.congress.gov/Home/MemberDetails?memIndex=W000172}"