筛选: Committee chair name sim Johnston, John H, Emory University 删除限定条件 Committee chair name sim: Johnston, John H, Emory University Committee Johnston, John H, Emory University 删除限定条件 Committee: Johnston, John H, Emory University Keyword American History 删除限定条件 Keyword: American History School Emory College 删除限定条件 School: Emory College