Trees

Michigan Trees: A Handbook of the Native and Most Important Introduced Species

Floral Illustrations of the Seasons

Forestry for Farmers

Trees of Indiana First Revised Edition (Publication No. 13, Department of Conservation, State of Indiana)

The Story of a Thousand-Year Pine

The Man Who Climbs Trees

Fossil Forests of the Yellowstone National Park

The Botanical Lore of the California Indians with Side Lights on Historical Incidents in California

The Genus Pinus

Trees: A Woodland Notebook