publication venue for
- The Map catalog.. 41:109-110. 1989
- Disadoption of Milk Cows by Farmers in Illinois: 1930-1978. 36:40-51. 1984
- Ozark Superstitions as Geographic Documentation. 24:223-226. 1972
- Patterns of Horse Devolution and Tractor Diffusion in Illinois, 1920-1982. 39:298-309.
- The Changing Location of Physician Offcies in Bloomington-Normal Illinois: 1870-1988. 43:465-474.