Mountains

Colorado Wild Flowers

The Grizzly, Our Greatest Wild Animal

Adventures of Hans Sterk: The South African Hunter and Pioneer

The Spell of the Rockies

The Rocky Mountain Wonderland

My Terminal Moraine

They of the High Trails

The Long Labrador Trail

Cave Regions of the Ozarks and Black Hills

Mount Rainier, a Record of Exploration

The Geology of Mt. Mansfield State Forest

The Man-Eaters of Tsavo

Glaciers and Glaciation in Glacier National Park

Wildflowers of the Mountain West

The honey bee: a manual of instruction in apiculture

Kangchenjunga

White Mountain Trails

Life on the Rocks

Report on the Migration of Birds in the Autumn of 1879

Down from the Mountain