Harper's Encyclopedia of United States History
Benson Lossing, Ed.

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Hartsuff, George Lucas 1830-1874

Military officer; born in Tyre, N. Y., May 28, 1830; graduated at West Point in 1852, and served first in Texas and Florida. In 1856 he was assistant instructor in artillery and infantry tactics at West Point. He was made assistant adjutantgeneral, with the rank of captain, in March, 1861; served at Fort Pickens from April till July, 1861, and then in western Virginia, under General Rosecrans. In April, 1862, he was made brigadier-general of volunteers, and commanded Abercrombie's brigade in the battles of Cedar Mountain, Manassas, and Antietam, receiving a severe wound in the latter engagement. In November he was promoted to major-general; and in the spring of 1863 was sent to Kentucky, where he commanded the 23d Corps. He was in command of the works at Bermuda Hundred in the siege of Petersburg, 1864-65. In March, 1865, he was brevetted major-general in the United States army; in 1867-71 was adjutant-general of the 5th Military Division and of the Division of the Missouri; and in the latter year was retired because of his wounds. He died in New York City, May 16, 1874.