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Civil War Soldiers - Quinby

Quinby, Isaac F., brigadier-general, U.S. Army, was born near Morristown, Morris county, N. J., Jan. 29, 1821. He was graduated at the United States military academy in 1843 and served from 1845 to 1847 as assistant professor at West Point, engaging then in the war with Mexico. In 1852 he resigned his commission and was until the Civil war professor of mathematics and natural and experimental philosophy at the University of Rochester, N. Y. He became colonel of the 13th N. Y. infantry, May 14, 1861, led his regiment through Baltimore to Washington, and then resigned his commission on Aug. 4. He was appointed brigadier-general of volunteers, March 17, 1862, took part in the northern Mississippi campaign of 1862-63, and was detailed to guard the western extremity of the Memphis & Charleston railroad. He subsequently took an important part in the operations about Vicksburg, as commander of the 7th division of the Army of the Tennessee, planning an attack on Fort Pemberton which was given up on orders from Gen. Grant. He was ordered home on sick leave, May 1, 1863, but, hearing of Grant's proposed attack on Vicksburg returned to the command of his division two weeks later, and engaged in the battle of Champion's hill on May 16, and in the assaults on Vicksburg, May 19-22. His health again failing he was on leave of absence from June to August, then commanded a draft rendezvous at Elmira, N. Y., until December, and on Dec. 31, resigned his commission and resumed his chair at the University of Rochester. He was city surveyor of Rochester, 1886-90, and a trustee and vice-president of the soldiers' home at Bath, N. Y., 1879-86. He was the author of mathematical text-books. Gen. Quinby died in Rochester, N. Y., Sept. 18, 1891.

Source: The Union Army: A History of Military Affairs in the Loyal States 1861-1865, Volume 8 Biographical, 1908

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