Tom Isern (Ph.D. 1977, Oklahoma State University: History and Folklore of the North American plains, History of Agriculture). Custom Combining on the Great Plains: A History (University of Oklahoma Press, 1981); (with Jim Hoy) Plains Folk: A Commonplace of the Great Plains (University of Oklahoma Press, 1987); (with Raymond Wilson) Kansas Land (Gibbs Smith, 1988); Bull Threshers and Bindlestiffs: Harvesting and Threshing on the North American Plains (University Press of Kansas, 1990); (with Jim Hoy) Plains Folk II: The Romance of the Landscape (University of Oklahoma Press, 1990); Dakota Circle: Excursions on the True Plains (NDSU Institute for Regional Studies, 2000). 701-799-2942. link to hompage: www.historyrfd.net/isern/.