• 2003, The upland South: The making of an American folk region and landscape. Santa Fe, NM: Center for American Places, and
Charlottesville:
University of Virginia Press • 1997, The Mountain West: Interpreting the Folk Landscape (co-author,) • 1993, North American cattle ranching frontiers: Origins, diffusion, and differentiation.
Albuquerque:
University of New Mexico Press • 1989, (with M. Kaups). The American backwoods frontier: An ethnic and ecological interpretation Baltimore: Johns Hopkins University Press • 1985, American Log Buildings: An Old World Heritage • 1982, Texas graveyards: A cultural legacy. Austin: University of Texas Press • 1981, Trails to Texas: Southern Roots of Western Cattle Ranching • 1978, Texas log buildings: A folk architecture.
Austin:
University of Texas Press • 1975, with Lester Rowntree, The Human Mosaic: A Thematic Introduction to Human Geography. San Francisco: Canfield Press • 1966, German seed in Texas soil: Immigrant farmers in nineteenth century Texas Austin: University of Texas Press • 1964, Between the forest and the prairie. Agricultural History 38:205-16. Reprinted in Geographic perspectives on America's past: Readings on the historical geography of the United States, ed. David Ward, 50–60. New York: Oxford University Press, 1979 ==Awards==