Environmental Protection

Outdoor pastimes of an American hunter

A Traveller in Little Things

Hampshire Days

Letters from Australia

Glacier National Park

The Web of Life

Getting Acquainted with the Trees

Woodland Gleanings: Being an Account of British Forest-Trees

The Wilderness Essays

Wild Apples

The Falls of Niagara and Other Famous Cataracts

Wild Animals of North America

The Fight for Conservation

Whitefoot the Wood Mouse

Lobo, Rag and Vixen

Ferdinand Vandiveer Hayden and the Founding of the Yellowstone National Park

God's Country: The Trail to Happiness

Our Common Land (and Other Short Essays)

The Land of Little Rain

Moths of the Limberlost: A Book About Limberlost Cabin