Ulysses S. Grant to Maj. Gen. Henry W. Halleck, 20 March 1865Ulysses S. Grant to James W. Singleton, 20 March 18651865, March 20, 2:00 P.M: To Maj. Gen. Winfield S. Hancock1865, March 20: C.S.A. Agent of Exchange Robert Ould to USG1865, March 20: Maj. Gen. Edward O. C. Ord to USG1865, March 20: Amos Shinkle, Covington, Ky., to USG