11 books • 2 series
A Field Guide to Yellowstone's Geysers, Hot Springs, and Fumaroles
Yellowstone Hiking
Glacier-Waterton Explorers Guide (Explorers Guide)
Banff-Jasper Explorers Guide
Yellowstone Short Hikes
Grand Teton Short Hikes
Hiking Yellowstone Trails
Hiking Grand Teton & Jackson Hole Trails
Field Guide to the Wildflowers of the Rocky Mountains (Field Guide)
Yellowstone Explorers Guide (Explorers Guide)
Grand Teton Explorers Guide (Explorers Guide)