1. Kettler, Edgar, June 16, 1992 Freedman, Jean Indiana University » Center for Documentary Research and Practice » Collection: ohrc072: IU Oral History Archive, 1991-2001
2. Pebworth, Robert, September 25, 1991 Freedman, Jean Indiana University » Center for Documentary Research and Practice » Collection: ohrc072: IU Oral History Archive, 1991-2001