16 books • 1 series
Vitamin an in Selected, Pale-Colored Livers of Alaska Fur Seals, 1948 (Classic Reprint)
A List of the Marine Mammals of the World (Classic Reprint)
Pelage and Surface Topography of the Northern Fur Seal (Classic Reprint)
Molt in the Northern Fur Seal (Classic Reprint)
The Food of the Alaska Fur Seal (Classic Reprint)
Fauna of the Aleutian Islands and Alaska Peninsula
The Shaping of Environmentalism in America
Las Espirales de La Forma (Breviarios)
Spires of Form
The Amazing Sea Otter
Natural History of Marine Mammals
Natural History of Marine Animals
Year of the Seal
The Seeing Eye
Year of the Whale
Seals, Sea Lions and Walruses