["HISTORY \/ United States \/ Civil War Period (1850-1877)","HISTORY \/ United States \/ General","History\/Military - General","History\/United States - Civil War Period (1850-1877)","1861\u20131877 (American Civil War period and the era of Reconstruction)","American","Civil War Period (1850-1877)","General","General Adult","Gettysburg (Pa.), Battle of, 1863.","HISTORY","HISTORY \/ United States \/ Civil War Period (1850-1877)","HISTORY \/ United States \/ General","History of the Americas","History\/American","History\/Military - General","History\/United States - Civil War Period (1850-1877)","MILITARY HISTORY - U.S. CIVIL","Military - General","Non-Fiction","Pictorial treatment","United States","United States - Civil War Period (1850-1877)","United States of America, USA","c 1800 to c 1861 (period of North American exploration and expansion)","History of the Americas","1861\u20131877 (American Civil War period and the era of Reconstruction)","United States of America, USA","c 1800 to c 1861 (period of North American exploration and expansion)"]