Environmental Protection

Sequoia [California] National Park

Underground Treasures: How and Where to Find Them

The Land's End: A Naturalist's Impressions In West Cornwall, Illustrated

The apiary; or, bees, bee-hives, and bee culture

Life History and Ecology of the Five-Lined Skink, Eumeces fasciatus

Essays of a Biologist

Jungle Peace

The Grizzly, Our Greatest Wild Animal

The Cutting of the Forest

Letters to a Friend, Written to Mrs. Ezra S. Carr, 1866–1879

Supplement to Animal Sanctuaries in Labrador

The Rocky Mountain Wonderland

The Book of the National Parks

Krag and Johnny Bear

Wake-Robin

The Beauties of Nature, and the Wonders of the World We Live In

Masters of the Wilderness

North American Recent Soft-Shelled Turtles (Family Trionychidae)

Bee-Keeping

Guide to Yosemite