...ur operations at Harper's Ferry, and with our timely arrival at Sharpsburg; adding that with our reenforcement he felt confident of being able to hold his ground until the arrival of the divisions of R. H. Anderson , McLaws, and A. P. Hill, which were still behind, and which did not arrive until the next day. At four in the afternoon I received an order from General. Lee to move at 3 o'clock the next morni...