CAVALRY CORPS.
Major-Gen. Alfred Pleasonton.
First Division.—Brig.-Gen. John Buford. First Brigade: Col. Wm. Gamble; Second Brigade: Col. Thos. C. Devin; Reserve Brigade: Brig.-Gen. Wesley Merritt.
Second Division.—Brig.-Gen. D. McM. Gregg. First Brigade: Col. J. B. McIntosh; Second Brigade: Col. Pennock Huey; Third Brigade: Col. J. I. Gregg.
Third Division.—Brig.-Gen. Judson Kilpatrick. First Brigade: Brig.-Gen. Elon J. Farnsworth; Second Brigade: Brig.-Gen. Geo. A. Custer.
HORSE ARTILLERY.
First Brigade: Capt. John M. Robertson; Second Brigade: Capt. John C. Tidball.
ARTILLERY RESERVE.
Brig.-Gen. R. O. Tyler.
First Regular Brigade: Capt. D. R. Ransom; First Volunteer Brigade: Lieut.-Col. F. McGilvery; Second Volunteer Brigade: Capt. E. D. Taft; Third Volunteer Brigade: Capt. James F. Huntington; Fourth Volunteer Brigade: Capt. R. H. Fitzhugh.