...mmand, a depot of transportation was established at Perryville on the Susquehanna; by this is meant a station where wagons and ambulances were kept, and from which they were supplied. From there Captain Sawtell , now colonel and brevet brigadier general U. S. A., fitted out regiments as rapidly as he could, giving each six wagons instead of twenty-five, one of which was for medical supplies. Some regiments...