HARTSUFF, George Lucas, soldier, born in Tyre, Seneca County, New York, 28 May, 1830; d, in New York city, 16 May, 1874. When he was a child his parents removed to Michigan and he entered the United States military academy from that state, being graduated in 1852, and assigned to the 4th artillery. He served in Texas and in Florida, where he was wounded, and was then appointed instructor in artillery and infantry tactics at the United States military academy in 1856. He became assistant adjutant-general, with the rank of captain, on 22 March, 1861, and major, 17 July, 1862. He served at Fort Pickens, Florida, from April till 16 July, 1861; then in West Virginia under General Rosecrans, and became a brigadier-general of volunteers, 15 April, 1862, soon afterward taking charge of Abercrombie's brigade, which he commanded at Cedar Mountain and Antietam, where he was severely wounded. He was appointed major-general of volunteers. 29 November, 1862, served as a member of the board to revise rules and articles of war and to prepare a code for the government of the armies in the field, and on 27 April, 1863, was ordered to Kentucky, where he was assigned to command the 23d corps, He was appointed lieutenant-colonel and assistant adjutant-general, United States army, 1 June. 1864, was in command of works in the siege of Petersburg in March and April, 1865, and was brevetted brigadier-general and major-general, United States army, 13 March, 1865. After the war he was adjutant-general of the 5th military division, comprising Louisiana and Texas, in 1867-'8, and of the division of the Missouri from 1869 till 29 June, 1871, when he was retired for disability from wounds received in battle.