...oad. Vaughan drove a force of cavalry from Williamsport, and went into Hagerstown, where he captured and destroyed a train of cars loaded with supplies. One of Rodes' brigades was crossed over at Williamsport and subsequently withdrawn. On the 30th, McCausland being well under way I moved back to Martinsburg, and on the 31st, the whole infantry force was moved to Bunker Hill, where we remained on the 1s...