筛选: Committee Allen E. Tullos, Emory University 删除限定条件 Committee: Allen E. Tullos, Emory University Committee Thomas D. Rogers, Emory University 删除限定条件 Committee: Thomas D. Rogers, Emory University Degree Ph.D. 删除限定条件 Degree: Ph.D. Research Field History, United States 删除限定条件 Research Field: History, United States