Ecosystems & Habitats

Plain Tales of the North

In the Oregon Country

Hampshire Days

Earth's Enigmas: A Volume of Stories

Children of the Frost

The Mystic Mid-Region: The Deserts of the Southwest

Our British Snails

Birds and Bees, Sharp Eyes, and Other Papers

Wild Animals of North America

Camps and Trails

They of the High Trails

The Long Labrador Trail

The Lover's Baedeker and Guide to Arcady

Cave Regions of the Ozarks and Black Hills

Wake-Robin

Mount Rainier, a Record of Exploration

The Oak: A Popular Introduction to Forest-botany

Duck Lake; or Tales of the Canadian Backwoods

Jim

Natural History: Fishes