Ecology

Ecological Observations on the Woodrat, Neotoma floridana

The River and I

Love's Meinie: Three Lectures on Greek and English Birds

Trees: A Woodland Notebook

Bird Life Glimpses

Biggest National Parks

Eco-Wood Sourcing

Wilderness Ways

How We Are Fed: A Geographical Reader

Wildflowers of the Farm

Hemp

Notes of a naturalist in South America

Out of Doors—California and Oregon

Nature's Serial Story

The Isles of Sunset

Antarctic Penguins: A Study of Their Social Habits

The Mammals of Warren Woods, Berrien County, Michigan

The Common Objects of the Country

The Twelve Months of the Year, with a Picture for each Month

Wild Life at the Land's End