Diary of Corporal John W. Dennett, July 2-3, 1863

Started at half-past five A.M., marched to Gettysburg, and reached there about noon. The battle commenced at four in the afternoon, and lasted till eight at night. We went into position four or five times, and had six men slightly wounded and four horses shot. "Boots and saddles" at twelve o'clock at night; started out, and went into position on the extreme left of the line of battle. Stopped there all day and night. Fighting going on all day. It rained during the night.

SOURCE: John Lord Parker, Henry Wilson's Regiment: History of the Twenty-second Massachusetts Infantry, the Second Company Sharpshooters and the Third Light Battery, in the War of the Rebellion, p. 277