... earth parapet, with wings as far as could be seen. General Blair held one division (Giles A. Smith's) close up to Edisto, and moved the other two to a point about two miles below, where he crossed Force 's division by a pontoon bridge, holding Mower's in support. As soon as Force emerged from the swamp the enemy gave ground, and Giles Smith's division gained the bridge, crossed over, and occupied t...