On December 10th, 1862, the 55th Ohio, with the rest of the 11th Corps, left its camps near Chantilly, Virginia to join the rest of the Army of the Potomac near Fredricksburg, arriving there on the 13th. The disastrous battle of Fredricksburg was fought on the 11th and the men of the 11th Corps could here the thunder of the battle all day as they marched. By the 17th, the 11th Corps arrived at Stafford Court House after "several severe marches".Pvt. William A. Keesy, of Company I, was discharged on December 11th with severe medical problems and sent home to die. To everyone's amazement he fully recovered, was drafted back into the army, and served with the 65th Ohio in the west. His book War As Viewed From The Ranks, is a great source of information on the daily life of the Union soldier.
Sources:
Trials and Triumphs: A Record of the Fifty-Fifth Ohio Volunteer Infantry by Hartwell Osborne, 1904, A.C. Clurg & Co., Chicago.
War As Viewed From The Ranks by William Keesy, 1898.
All Brave And True by Dan Munson, 1987.