...ery cordially. Before we arrived, it had been decided to withdraw our forces, and retire within our lines; this was not done, though, until near noon. In the mean time, I walked over the field with General Devens , and visited some of the regiments behind the breastworks. Our skirmish line was about half a mile in advance. Considerable picket-firing was kept up on both sides; we could distinctly see the re...