O Strange New World: American Culture : The Formative Years
Wandering Through Winter: A Naturalist's Record of a 20,000-Mile Journey Through the North American Winter (American Seasons, 4th Season)
The Problem of Slavery in Western Culture
Rousseau and Revolution: A History of Civilization in France, England, and Germany from 1756, and in the Remainder of Europe from 1715, to 1789 (Story of Civilization, 10)