...g the front line. It was, however, soon found that the ridge on top was too narrow to admit of this formation, and the division was thrown into four lines. By this time the divisions of Geary and Osterhaus were abreast of it, and all advanced at a charging pace. The enemy had selected, for his advanced line of defence, the breastworks thrown up by our army on its return from Chickamauga; but such w...