Black American Innovation-Dr.Daniel Hale Williams (The Father Of Open Heart Surgery) September 20, 2019 | No Comments “Black American Innovation-Dr.Daniel Hale Williams (The Father Of Open Heart Surgery)” Related posts:Brotha Benjamin & Sankofa : A ...White Woman Told Guatemalan To...Man Intervenes To Save Woman F... 0 0 votes Article Rating History, Knowledge , Daniel Hale Williams, First Interracial Hospital, Innovation, National Medical Association, Past