Ecology

Grand Teton [Wyoming] National Park

The Life-Story of Insects

The Mammals of Warren Woods, Berrien County, Michigan

Woodland Tales

Coal, and What We Get from It

Wild Life Near Home

Mountaineering in the Sierra Nevada

With God in the Yellowstone

Lodges in the Wilderness

Wild Bees, Wasps and Ants and Other Stinging Insects

The Life of the Moselle

The Turtles of Tasman

Craters of the Moon

The Wonders of the Jungle, Book One

The Great Adventure Of Typhoon The Elephant

Conversations with Nature

In the Mountains Green

Animals That Refused to Be Tamed Part-1

A Book of Dartmoor

The Murray River