Captain, 4th Infantry, M. V. M., in service of the U. S., Apr. 22, 1861.
Mustered out, July 22, 1861.
Captain, 1st Battalion Mass. Infantry, afterward 32d Mass. Infantry, Nov. 28, 1861.
Major, Aug. 11, 1862; mustered, Feb. 24, 1863. Lieut. Colonel, Dec. 29, 1862; mustered, May 26, 1863.
Discharged (disability resulting from wound received in action), June 28, 1864. Brevet Colonel and Brig. General, U. S. Volunteers, Mar. 13, 1865.
Stevens, Isaac Ingalls.
Born at Andover, Mass., Mar. 25, 1818.
Cadet, U. S. Military Academy, July 1, 1835, to July 1, 1839. Second Lieutenant, Corps of Engineers, July 1, 1839. First Lieutenant, July 1, 1840. Brevet Captain, Aug. 20, 1847. Brevet Major, Sept. 13, 1847.
Resigned, Mar. 16, 1853.
Colonel, 79th N. Y. Infantry, July 30, 1861.
In the defences of Washington, July 30 to Oct. 21, 1861. Brig. General, U. S. Volunteers, Sept. 28, 1861.
In command of brigade in the Port Royal expeditionary corps, Oct. 21, 1861, to Mar. 31, 1862; engaged,