Sources of the River: Tracking David Thompson Across Western North America

The Map That Changed the World: William Smith and the Birth of Modern Geology

The Mapmaker's Eye: David Thompson on the Columbia Plateau

Clarence Edward Dutton: An Appraisal

The Fossil Hunter: Dinosaurs, Evolution, and the Woman Whose Discoveries Changed the World

Sources of the River, 2nd Edition: Tracking David Thompson Across North America

George Mercer Dawson

Flotsametrics and the Floating World: How One Man's Obsession with Runaway Sneakers and Rubber Ducks Revolutionized Ocean Science

George Dawson: The Little Giant

Geographers: Biobibliographical Studies, Volume 22

Sea of Dreamers: Travels with Famous Ocean Explorers

The Northern Lights

Carl Sauer on Culture and Landscape: Readings and Commentaries

The Great Turning Point: The Church's Catastrophic Mistake on Geology - before Darwin

The Land Beyond: A Memoir

Geographers: Biobibliographical Studies, Volume 25

Geographers: Biobibliographical Studies, Volume 23

Charles Doolittle Walcott, Paleontologist

Eulogies and Dead Horses

The Northern Lights

Isaac's Storm: A Man, a Time, and the Deadliest Hurricane in History

Bretz's Flood: The Remarkable Story of a Rebel Geologist and the World's Greatest Flood

Spirit of Fire: The Life and Vision of Teilhard de Chardin

Time Traveler: In Search of Dinosaurs and Other Fossils from Montana to Mongolia