Most Popular Books
- Human Nature in Geography: Fourteen Papers, 1925-1965
- The Leardo Map of the World 1452 Or 1453, in the Collections of the American Geographical Society (AGS Library Series #4)
- The Geographical Lore of the Time of the Crusades; a Study in the History of Medieval Science and Tradition in Western Europe
- Aids to Geographical Research: Bibliographies, Periodicals, Atlases, Gazetteers, and Other Reference Books (American Geographical Society. Research Series)
- Geography in the Making
