Submitted as author's Thesis (Ph. D.)--University of Michigan, 1939. / Two columns per leaf. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (columns 254-255).
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/595168341 |
| Date | January 1941 |
| Creators | Bell, William Charles, |
| Publisher | [Tulsa, Okla.] : Journal of Paleontology, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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