The Yellowstone Story, Revised Edition, Volume II: A History of Our First National Park

The Yellowstone Story : A History of Our First National Park : Volume 1

Empire of Shadows: The Epic Story of Yellowstone

Letters from Yellowstone

The Stories of Yellowstone: Adventure Tales from the World's First National Park

Women in Wonderland: Lives, Legends, and Legacies of Yellowstone National Park

Yellowstone Place Names

Preserving Yellowstone's Natural Conditions: Science and the Perception of Nature

Through Early Yellowstone: Adventuring by Bicycle, Covered Wagon, Foot, Horseback, and Skis

The Yellowstone Story : A History of Our First National Park : Volume 1

Empire of Shadows: The Epic Story of Yellowstone

Letters from Yellowstone

The Stories of Yellowstone: Adventure Tales from the World's First National Park

Women in Wonderland: Lives, Legends, and Legacies of Yellowstone National Park

Yellowstone Place Names

Preserving Yellowstone's Natural Conditions: Science and the Perception of Nature

Through Early Yellowstone: Adventuring by Bicycle, Covered Wagon, Foot, Horseback, and Skis