筛选: Committee Crespino, Joseph, Emory University 删除限定条件 Committee: Crespino, Joseph, Emory University Committee Megraw, Richard, University of Alabama, Tuscaloosa 删除限定条件 Committee: Megraw, Richard, University of Alabama, Tuscaloosa Keyword Lewis Hine 删除限定条件 Keyword: Lewis Hine Keyword Southern history 删除限定条件 Keyword: Southern history