Most Popular Books
- Yellowstone: The Creation and Selling of an American Landscape, 1870-1903
- 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
- Imperialism and Expansionism in American History [4 Volumes]: A Social, Political, and Cultural Encyclopedia and Document Collection