t, Oct. 20, 1862.
Captain, July 29, 1863.
Mustered out, June 21, 1864.
O'Brien, William J.
First Lieutenant, 24th Mass. Infantry, Oct. 14, 1864.
Captain, Oct. 15, 1864.
Mustered out, Jan. 20, 1866.
O'Conner, James.
Second Lieutenant, 37th Mass. Infantry, May 24, 1864. First Lieutenant, Feb. 1, 1865.
Transferred to 20th Mass. Infantry.
Mustered out, July 15, 1865.
Odell, George D.
First Lieutenant, 5th Mass. Cavalry, Mar. 8, 1864.
Mustered out, Oct. 31, 1865.
Odiorne, Frederic.
Second Lieutenant, 44th Infantry, M. V. M., in service of the U. S., Sept. 12, 1862.
Mustered out, June 18, 1863.
O'Donnell, James.
Second Lieutenant, 9th Mass. Infantry, Feb. 8, 1863. First Lieutenant, July 29, 1863.
Mustered out, June 21, 1864.
O'Dowd, Francis.
Second Lieutenant, 9th Mass. Infantry, Feb. 10, 1862.
Killed in action at Gaines's Mill, June 27, 1862.
Ogden, Frank Gilbert.
First Lieutenant, Adjutant, 48th Infantry, M. V. M., in service of the U. S
A., 327, 493, 546
Oakman, N. S., 327
Oates, J. H., 108
Oatley, John C., 108
O'Brien, E. F., 327
O'Brien, J. E., 693
O'Brien, J. S., Navy, 108
O'Brien, J. S., 48th Mass. Inf., 327
O'Brien, James, 223
O'Brien, Martin, 327
O'Brien, Oliver, 108
O'Brien, W. J., 327
O'Callaghan, E. J., 108
Occleston, W. B., 435, 546
O'Connell, P. A., 386, 435, 546
O'Connell, P. H., 693
O'Connor, F. A., 108
O'Connor, James, 327
O'Connor, Peter, 108
Odell, G. D., 327
Odiorne, D. W., 475
Odiorne, Frederic, 327
Odiorne, L. L., 108
Odiorne, W. C., 108
O'Donnell, James, 327
O'Dowd, Francis, 327
Ogden, F. G., 327
O'Gorman, J. J., 327
O'Hara, H. W., 110
O'Hara, M. F., 327
O'Hare, Thomas, 327, 435, 546
O'Keefe, James, 327
O'Leary, Timothy, 327
Oliver, Abraham A., 328
Oliver, Abram A, 328
Oliver, Benjamin, 576
Oliver, G. H., 435
Oliver, H. K., 328
Oliver, H. W., 328
Oliver, Harrison, 475
Oliver, James, 16th Mass. Inf., 328
Oliver, James, 61st Mass. Inf., 386
Oliver, R. S