Frederick William True - Böcker

Puma, Or American Lion

Felis Concolor Of Linæus

Puma, Or American Lion

Felis Concolor Of Linæus

Whalebone Whales of the Western North Atlantic Compared With Those Occurring in European Waters

Whalebone Whales of the Western North Atlantic Compared With Those Occurring in European Waters

Contributions to the Natural History of the Cetaceans. A Review of the Family Delphinidae

Summary Of General Observations On The Spoting And Movements Of Whales

History of the First Half Century of the National Academy of Sciences 1863 1913

Contributions to the Natural History of the Cetaceans. A Review of the Family Delphinidae

History of the First Half Century of the National Academy of Sciences 1863 1913

History of the First Half-century of the National Academy of Sciences, 1863-1913

History of the First Half-century of the National Academy of Sciences, 1863-1913

New Genus Of Fossil Cetaceans From Santa Cruz Territory, Patagonia