Most Popular Books
- Yellowstone: The Creation and Selling of an American Landscape, 1870-1903
- So Glorious a Landscape: Nature and the Environment in American History and Culture (American Visions (Wilmington, Del.), No. 5.)
- Environmental Issues in American History: A Reference Guide with Primary Documents (Major Issues in American History)
- Chronology of Americans and the Environment
- Erie Maritime Museum and US Brig Niagara: Pennsylvania Trail of History Guide