Ecology

Wild Life at the Land's End

An Elementary Manual of New Zealand Entomology

In Beaver World

Alaska Days with John Muir

Literary Pilgrimages of a Naturalist

Lichens

The Behavior of the Honey Bee in Pollen Collection

Wild Animals of North America

To Geyserland

The River and I

The Child's Book of Nature

The Life of the Bee

Life History and Ecology of the Five-Lined Skink, Eumeces fasciatus

Craters of the Moon

When the Wilderness Calls – Bertrand W. Sinclair Collection

Ontario Teachers' Manuals: Nature Study

Popular Books on Natural Science

Wood and Stone

Wild Bees, Wasps and Ants and Other Stinging Insects

The Book of the Fly