Henry Fairfield 1857-1935 Osborn – författare

Origin and Evolution of Life [microform]

on the Theory of Action, Reaction and Interaction of Energy

American Museum of Natural History

Its Origin, Its History, the Growth of Its Departments to December 31, 1909

Hall of the Age of Man; no.52

On Vertebrata of the Mid-Cretaceous of the North West Territory [microform]

Museum and Nature Study in the Public Schools

Naturalist in the Bahamas

John I. Northrop, October 12 1861 - June 25, 1891;

Naturalist in the Bahamas

John I. Northrop, October 12 1861 - June 25, 1891;

Horse, Past and Present, in the American Museum of Natural History and in the Zoological Park