General 32 HISTORY 32 State & Local History 20 Histoire 17 Bataille de Gettysburg, Gettysburg, Penns., 1863 15 Gettysburg, Battle of, Gettysburg, Pa., 1863 15 Middle Atlantic (DC, DE, MD, NJ, NY, PA) 4 New England (CT, MA, ME, NH, RI, VT) 4 BIOGRAPHY & AUTOBIOGRAPHY 3 Campagnes et batailles 3 Campaigns 3 Indians of North America 3 Medical care 3 Military campaigns 3 Military hospitals 3 Anti-communist movements 2 Anticommunisme 2 Antiquities 2 Archéologie sociale 2 Battle casualties 2 Casualties 2 Causes 2 Central-plan buildings 2 Colonisation intérieure 2 Dwellings 2 Historical 2 Hôpitaux militaires 2 Indian architecture 2 Land settlement patterns 2