Nature

Observations on the Mississippi Kite in Southwestern Kansas

Watched by Wild Animals

Watched by Wild Animals

Scott Burton in the Blue Ridge

The Deep Sea Hunters: Adventures on a Whaler

Forest Neighbors: Life Stories of Wild Animals

California Romantic and Resourceful

The Indian in his Wigwam; Or, Characteristics of the Red Race of America

Nature Noir

The Romance of Plant Life

The Impossible Five

Sister Nature

Two New Pocket Gophers from Wyoming and Colorado

Blazing Paddles

The Manatitlans or, A record of recent scientific explorations in the Andean La Plata, S. A

Audubon's western journal: 1849–1850

Whale Primer, with Special Attention to the California Gray Whale

Butterfly Man

Forest, Rock, and Stream

In the Wilderness