Nature

Perambulations of a Bee and a Butterfly

Deep Cave Missions

Arctic Ice Treks

Big Bend National Park, Texas

Among the Pond People

Among the Meadow People

The Giant Fish of Florida

The Face of the Earth as Seen from the Air

How to Select Cows or, The Guenon system simplified, explained, and practically applied

Margaret Mahaney Talks About Turkeys

Conservation of marine birds of northern North America: papers from the international symposium held at the Seattle Hyatt House

Spring in a Shropshire Abbey

The Blizzard in the West Being as Record and Story of the Disastrous Storm which Raged Throughout Devon and Cornwall, and West Somerset, On the Night of March 9th, 1891

The Story of a Red Deer

The Tale of Betsy Butterfly. Tuck-Me-In Tales

Flower Guide: Wild Flowers East of the Rockies (Revised and with New Illustrations)

Western Bird Guide: Birds of the Rockies and West to the Pacific

Eye Spy: Afield with Nature Among Flowers and Animate Things

The Moths of the British Isles, Second Series Comprising the Families Noctuidæ to Hepialidæ

A Revision of Snakes of the Genus Conophis (Family Colubridae, from Middle America)