Thesis (Ph. D.)--University of Pittsburgh, 1920. / Vita. Includes bibliographical references (p. [11]).
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/646382105 |
| Date | January 1920 |
| Creators | Balz, Emil Harold, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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