Oliver Otis Howard, Autobiography of Oliver Otis Howard, major general , United States army : volume 1

This Confederate move, backed by the fresh troops and batteries well located to sweep our lines, soon succeeded in breaking up and disorganizing the whole front. The greater portion of our men of the two corps fell back to the “East woods” or northward to a grove on the Hagerstown Turnpike. Hooker, badly wounded, had left the field; and the two division commanders, Hartsuff and Crawford, were disabled. What an hour before were — fine regiments now appeared in the edge of the woods and behind trees like squads irregularly firing toward the enemy. The batteries that came with Mansfield's corps were left almost alone, yet, unsupported, had checked that last Confederate charge and prevented the enemy from crossing the open ground between the “East” and “West woods.”

General George S. Greene, a tenacious officer, had, with a part of his division, clung to the “West woods” at a projection, and kept up for a time an effective firing.

This was the condition of affairs in that portion of the battlefield on our arrival. I saw abundant evidence of the preceding conflict, surely not very encouraging to men just coming upon the field. Too many were busying themselves in carrying their wounded comrades to the rear. Sumner sent a staff officer to find the places where Hooker's corps was to be found. He came upon General Ricketts, the only officer of rank left there, who declared that he couldn't raise 300 men of his corps for further work. While at nine o'clock Sumner with our division was preparing to take