United States. Department of the Treasury. Commission on Fur-Seal Investigations

The Fur Seals and Fur-seal Islands of the North Pacific Ocean: Special papers relating to the fur seal and to the natural history of the Pribilof Islands

The Fur Seals and Fur-seal Islands of the North Pacific Ocean: Special papers relating to the fur seal and to the natural history of the Pribilof islands

The Fur Seals and Fur-seal Islands of the North Pacific Ocean: The Asiatic fur-seal islands and fur-seal industry, by Leonhard Stejneger