1. Ballman, J. Henry, June 1, 1995 White, Sam Indiana University » Center for Documentary Research and Practice » Collection: ohrc090: Remembering Indiana in the Twentieth Century, 1995-1996
2. DeForest, Jack, April 8, 1981 Hartzer, Ronald Indiana University » Center for Documentary Research and Practice » Collection: ohrc041: Economic History of Indiana in the Twentieth Century, 1976-1980