Environmental Protection

Trees of Indiana First Revised Edition (Publication No. 13, Department of Conservation, State of Indiana)

A Gamekeeper's Note-book

Indian Nature Myths

Outdoor pastimes of an American hunter

The Polar World

An Introduction to Nature-study

Whale hunting with gun and camera

Natural History

Animals of no Importance

Cornell Nature-Study Leaflets

Father Thames

For the Birds

Emerald Kelp Forests

The Boy With the U. S. Foresters

Cork: Its Origin and Industrial Uses

The Spell of the White Sturgeon

The Underworld of Oregon Caves National Monument

Island Trail at Walnut Canyon. Walnut Canyon National Monument

Renewable Energy Paths

Raging Storm Hunts