(1816 - 1894)
Home State: Ohio
Education: US Military Academy, West Point, NY, Class of 1837;Class Rank: 9th
Command Billet: Commanding Brigade
Branch of Service: Engineers
Unit: 1st Brigade, Kanawha Division, 9th Corps
see his Battle Report
Before Antietam
He graduated from West Point and was appointed 2nd Lieutenant, 4th United States Artillery on 1 July 1837. About a year later on 7 July 1838 he was made one of the first officers of the new US Army Corps of Topographic Engineers. He was promoted to First Lieutenant on 21 September 1846 and served in the Mexican War (1846-48) on General Scott's staff. He was promoted to Captain on 3 March 1853 but was dismissed on 4 June 1856, during the Seminole War, for "Conduct to the prejudice of good order and military discipline," and "disobedience of orders."
He was a mathematics professor at Mt St Mary's College in Cincinnati (1858-59) and President of the Polytechnic College of the Catholic Institute, Cincinnati to 1861. He was appointed Colonel of the 23rd Ohio Infantry in June 1861.
On the Campaign
He commanded the First Brigade/Kanawha Division in Maryland and relieved Brigadier General Cox in command of the Division when Cox assumed nominal command of the Corps at Antietam and led them on 17 September 1862. Colonel Ewing of the 30th Ohio took over the Brigade.
The rest of the War
He was appointed Brigadier General of Volunteers in October 1862, and was honorably mustered out in August 1865.
After the War
He was US Consul to Prince Edward Island (1866-71), a US government engineer (1872-75), and professor of mathematics at Seton Hall College (1875-85).
References & notes
Birth
12/27/1816; Whitefield, ME
Death
12/07/1894; New York City, NY; burial in Calvary Cemetery, Woodside, Queens, NY