1. Halleck, Charles A., December 15, 1969 Patterson, James T. Indiana University » Center for Documentary Research and Practice » Collection: ohrc064: Indiana Politics, 1969, 1976, 1978
2. USWA Local 1010 Records, 1938-1986, bulk 1938-1960 11.25 Linear Feet (17 Boxes, 20 Volumes) United Steelworkers of America. Local 1010. (East Chicago, Ind.) Indiana University » Indiana University Northwest, Calumet Regional Archives
3. Webb, Robert S., June 17, 1973 Tudor, David F. Indiana University » Center for Documentary Research and Practice » Collection: ohrc103: William E. Jenner and Indiana Politics, 1971-1974