1. Haake, Oscar, January 13, 1995 Muehr, Heiko Indiana University » Center for Documentary Research and Practice » Collection: ohrc039: Dubois County: The Interwar Years, 1994-1995
2. Williams, Ralph A., February 29, 1996 Bottoms, Stephen Indiana University » Center for Documentary Research and Practice » Collection: ohrc062: Indiana Labor History Project, 1996