1. 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
2. Kete, Edwins; Kete, Lydia, September, 20, 1978 Cooper, Susan Indiana University » Center for Documentary Research and Practice » Collection: ohrc060: Immigrant Groups in Indiana, 1978
