Environmental Protection

On Naval Timber and Arboriculture

An Essay on the Encroachments of the German Ocean Along the Norfolk Coast

Wild Life at the Land's End

Revisiting the Earth

The Heart of the Red Firs

Fish Populations, Following a Drought, in the Neosho and Marais des Cygnes Rivers of Kansas

Literary Pilgrimages of a Naturalist

Nestlings

The Heart of the Wild: Nature Studies from Near and Far

The Book of the Otter: A manual for sportsmen and naturalists

God's Country: The Trail to Happiness

The Nation's River: A report on the Potomac

Under Blue Skies: Verses & Pictures

Bamboo, Considered as a Paper-making Material

What the Blackbird said

The Wonderful World of Thornton Burgess

Last Leaves from Dunk Island

The White Heart of Mojave: An Adventure with the Outdoors of the Desert

Our Vanishing Wild Life: Its Extermination and Preservation

The Child's Book of Nature