Ecology

Plet: A Christmas Tale of the Wasatch

The Life of the Fly; With Which are Interspersed Some Chapters of Autobiography

Walks and Talks in the Geological Field

Flashlights on Nature

Types of Australian weather

Natural History in Anecdote Illustrating the nature, habits, manners and customs of animals, birds, fishes, reptiles, etc., etc., etc

Indian Nature Myths

The music of the spheres : A nature lover's astronomy

Migration of Birds

British Butterflies

An Introduction to Nature-study

New Pacific Coast Cynipidæ (Hymenoptera)

The English Lakes

Notes on New Zealand

Into the Frozen South

Hertfordshire

Forest Trees of Illinois

Animals of no Importance

Shaggycoat

The Land of Enchantment: From Pike's Peak to the Pacific