Coppola, S. Black Man in the 20th Century: a study of genetics and race. S. Coppola, 1969, Box: 3, Volume: 21. Mildred P. Reid Mounger papers, RH MS 458. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/284597 Accessed January 15, 2025.