He divined some of the qualities of Jackson's mind, and he felt that the Southern general, the field being what it was, was going to push hardest at the center.

He accumulated his own forces there in masses that increased continually.
He had suffered a wound the previous day in a skirmish, and he could not be at the very front, but he delivered his orders through Kimball, who was in immediate command upon the field.

Five regiments in reserve were suddenly hurled forward and struck the Confederates a tremendous blow.
Harry saw these regiments emerge from the woods and thickets and he saw the gray lines reel before them.

Jackson, pointing toward this new and furious conflict, said to Harry: "Jump on the horse there and tell the officer in command that he must stand firm at all hazards!" Harry sprang upon a horse not his own, and galloped away.

The moment he came into view the western riflemen began to send bullets toward him.
His horse was struck, but went on.