Nature

Wayside and Woodland Trees: A pocket guide to the British sylva

Animal Intelligence

Forest Neighbors: Life Stories of Wild Animals

The Child's Book of the Seasons

A Canyon Voyage

Plain Tales of the North

The Wolf Hunters: A Tale of Adventure in the Wilderness

Our Common Insects

A Florida Sketch-Book

Bramble-Bees and Others

How to Make and Set Traps

The Romance of the Woods

Glaucus; Or, The Wonders of the Shore

Gairloch in North-West Ross-Shire

The Extermination of the American Bison

Notes of a naturalist in South America

A Taxonomic Study of the Middle American Snake, Pituophis deppei

Wasps, Social and Solitary

The Flower-Fields of Alpine Switzerland: An Appreciation and a Plea

Out of Doors—California and Oregon