The Harvey Girls: Women Who Opened the West
Over the Edge: Fred Harvey at the Grand Canyon and in the Great Southwest
Natural Landmarks of Arizona by David Yetman
Tony Foster: "Watercolour Diaries from the Green River" Exhibit Catalog
Emerald Mile
A Century of Research at Petrified Forest National Park, 1906-2006: Geology & Paleontology
Secrets in Grand Canyon, Zion and Bryce Canyon National Parks
Carving Grand Canyon: Evidence, Theories and Mystery
Geology Underfoot in Northern Arizona
Sedona Through Time: A Guide to Sedona's Geology
Roadside Geology of Arizona
Geology of the Surprise Canyon Formation of the Grand Canyon, Arizona
Plateau: Landscapes of the Colorado Plateau
Plateau: Defining the Colorado Plateau
Plateau: Exploring the Colorado Plateau
Plateau: Lake Powell - A Canyon Transformed
Plateau: Life in Stone
Plateau: Picture Canyon
