History 4 Campaigns 2 History, Military 2 Antietam, Battle of, Md., 1862 1 Economic conditions 1 Economic history 1 Histoire 1 更多 ... Maryland Campaign, 1862 1 Military campaigns 1 Military topography 1 Siena Donor: Eileen Kelly Beauregard-from the collection of Kelly, M.A., Thomas O. 1 Social conditions 1 South Mountain, Battle of, Md., 1862 1 少 ...