Nature

Volcanoes: Past and Present

Ilex Cassine: The Aboriginal North American Tea

The Falls of Niagara and Other Famous Cataracts

Starved Rock

The Song of the Stone Wall

Wild Animals of North America

The Daffodil Fields

Wild Animals of North America

The Fight for Conservation

Whitefoot the Wood Mouse

Hours of Exercise in the Alps

The Blackmore Country

A Voyage of Discovery to the Southern Hemisphere

The botanist's repository for new and rare plants; vols 1 & 2

Afoot in England

How to Know the Ferns

Lobo, Rag and Vixen

Mearing Stones: Leaves from My Note-Book on Tramp in Donegal

Directions for Collecting and Preserving Insects

Animal Locomotion Or walking, swimming, and flying, with a dissertation on aëronautics