we took up the line of march for the Potomac.
The regiment was shelled by the enemy at Haymarket; one man was wounded, and Colonel Colville's horse killed under him. We reached Gum Spring on that night, twenty-two miles, and at noon of the next day arrived at Edwards' Ferry on the Potomac, which we crossed in the night, and bivouacked near our old camp.
On the twenty-seventh we marched to Sugar-Loaf Mountain, and on the next day reached the Monocacy, near Frederick City, Md.
On the twenty-ninth we made a march of thirty-one miles to Uniontown, near the Pennsylvania line, where we found the pickets of the enemy, and laid over one day for stated muster.
On the first of July we marched within two miles of this place, where we found portions of the army who had been in the battle of that day.
At three o'clock on the morning of the second instant, we were ordered into position in the front, and about the centre of our line — just to the left of the town.
The battle commenced a