In the Wake of Lewis and Clark: The Expedition and the Making of Antebellum America

The 1959 Yellowstone Earthquake

A Treasury of Latter-Day Saint Letters

The Fate of the Corps: What Became of the Lewis and Clark Explorers After the Expedition

Ernest Hemingway & Gary Cooper in Idaho: An Enduring Friendship

The Mystery of John Colter: The Man Who Discovered Yellowstone

Gloomy Terrors and Hidden Fires: The Mystery of John Colter and Yellowstone