...ongstreet, with two divisions, remained that night near Greenwood, at the west entrance to Cashtown Gap. One division only — that of Pickett-caring for Lee's transportation, remained behind, at Chambersburg . The Confederate commander then had, the night of June 30th, the bulk of his army-probably between 50,000 and 60,000 men-within fifteen miles of Gettysburg. His leading division I (Heth's of Hill...