OSBORN, HENRY FAIRFIELD

Memoirs of the American Museum of Natural History. Volume I, Parts IV and V. Part IV. — A Complete Mosasaur Skeleton, Osseous and Cartilaginous. Part V. — A Skeleton of Diplodocus.
A scarce first edition of Osborn’s proposal that the Diplodocus may be regarded as relatively nimble and able to raise itself up onto its two hind…

Marshall Rare Books