Military officer; born in
Sandusky, O., Nov. 14, 1828; graduated at
West Point in 1853.
the first in his class, and entered the engineer corps.
He was made captain 17th Corps with great ability, having been in August, 1861, and brigadier-general of volunteers in May, 1862.
He was aide to
General Halleck late in 1861, and chief engineer of the Army of the Tennessee, doing good service at
Fort Donelson,
Shiloh,
Corinth, and luka Springs.
In December, 1862, he commanded the made major-general in October.
He did admirable service, under
Grant, in the
Vicksburg campaign (1863), and was made brigadier-general in the United States army in August.
He was also active and efficient in the
Atlanta campaign, in 1864, distinguishing himself
[
64]
everywhere as commander of the army of the Tennessee.
He was killed while
reconnoitring in the
Confederate lines july 22, 1864.
