Order of battle for the Union and Confederate armies -- The long march: looking for an opportunity in Pennsylvania -- Catching up: the Union Army's forced march -- July 1, 1863: a meeting engagement escalates -- July 2, 1863: the bloodiest day -- July 3, 1863: the last desperate gamble -- July 4, 1863: prisoners of hope: the quick, the dead, and the exhausted -- Reflections: the commanders, the soldiers, the chaplains -- Appendix I: Rosters of the Union and Confederate chaplains at Gettysburg -- Appendix II: After the war: biographical notes on selected chaplains who served at Gettysburg.