1. Capehart, Homer Earl, August 16, 1969, December 11, 1969, December 12, 1969, December 15,1971, December 16, 1971, August 21, 1973, August 27, 1973 Pickett, William B. Indiana University » Center for Documentary Research and Practice » Collection: ohrc015: Biography: Homer E. Capehart, 1969-1973
2. Halleck, Charles A., December 15, 1969 Patterson, James T. Indiana University » Center for Documentary Research and Practice » Collection: ohrc064: Indiana Politics, 1969, 1976, 1978
