A first-hand account from a young officer who witnessed not only the famous battle but also the entire Gettysburg Campaign from the time of Lee's crossing the Potomac to his retreat across the same river some weeks later. "Includes valuable biographical sketches of all the officers (Union and Confederate) above the regimental command". -- Civil War Books. A faithful reprint of the 1913 first edition with acid-free paper, marbleized endpapers, 8 illustrations, 17 maps and plans, new preface.