1. Donaldson, Ray S., November 13, 1969, November 5, 1971 Pickett, William B. Indiana University » Center for Documentary Research and Practice » Collection: ohrc015: Biography: Homer E. Capehart, 1969-1973
2. Douglas, Melvyn, December 22, 1973, December 26, 1973, July 2, 1974, July 24, 1974, May 13, 1974 Arthur, Thomas H. Indiana University » Center for Documentary Research and Practice » Collection: ohrc021: Biography: Melvyn Douglas, 1972-1980
