...der that his position was untenable, and after a brief parley he gave up the place with its 11,000 men, their arms and equipments,73 pieces of artillery, and numerous stores. The Federal cavalry at Harper's Ferry escaped during the night of the 14th, by crossing the pontoon and finding their way along the tow path of the canal, up the river and across to McClellan, meeting and damaging Longstreet's train on t...