...e of routes lay between Shepherdstown, and west of the Blue Ridge, or crossing the river in rear of the enemy to the east. It also shows that Stuart was not to march on the flank of the column with General Lee even if he crossed at Shepherdstown, but to move on through Boonsboro Gap, and put himself on Ewell's right. Stuart took the shortest and most direct route to join Early's Division that was then ma...