Browsing by Author "Ehrenberg, Kurt, 1896-"
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Item The crinoid occurrence at Crawfordsville, Indiana. American Museum novitates ; no. 204(New York City : American Museum of Natural History, 1925) Ehrenberg, Kurt, 1896-Item Pelmatozoan root-forms (fixation). Bulletin of the AMNH ; v. 59, article 1(New York : Published by order of the Trustees, American Museum of Natural History, 1929) Ehrenberg, Kurt, 1896-