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Now showing items 1-3 of 3

Protoceratops andrewsi, a pre-ceratopsian dinosaur from Mongolia. American Museum novitates ; no.72

Granger, Walter, 1872-1941.; Gregory, William K. (William King), 1876-; Berkey, Charles Peter, b. 1867.; Central Asiatic Expeditions (1921-1930) ([New York City : By order of the Trustees of The American Museum of Natural History, 1923)
Fossils in the Ondai Sair Formation, Mongolia. Bulletin of the AMNH ; v. 51, article 6.

Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948.; Berkey, Charles Peter, b. 1867.; Morris, Frederick Kuhne, 1886-; Central Asiatic Expeditions (1921-1930) (New York : Published by order of the Trustees, The American Museum of Natural History, 1924)
Baluchitherium grangeri, a giant hornless rhinoceros from Mongolia. American Museum novitates ; no.78

Osborn, Henry Fairfield, 1857-1935.; Berkey, Charles Peter, b. 1867.; Central Asiatic Expeditions (1921-1930) (New York City : The American Museum of Natural History, 1923)