Ecosystems & Habitats

The Discovery of Yellowstone Park

The Cutting of the Forest

The Rocky Mountain Wonderland

Mountain Craft

Through Glacier Park: Seeing America First with Howard Eaton

Jelly-Fish, Star-Fish, and Sea-Urchins: Being a Research on Primitive Nervous Systems

Little Rivers

The Book of the Ocean

The Geology of Mt. Mansfield State Forest

Adventures in Alaska

Through the Mackenzie Basin

The Challenge of the North

Oysters and Fish

Masters of the Wilderness

Wilderness Babies

Narrative of a Journey to the Summit of Mont Blanc

Norway

Mountaineering in the Sierra Nevada

Alaska, Its Southern Coast and the Sitkan Archipelago

The River and I