Thesis (Ph. D.)--Columbia University, 1934. / Vita. Includes bibliographical references.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/577053684 |
| Date | January 1934 |
| Creators | Dittmar, W. R. |
| Publisher | New York, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
| Coverage | Bavaria (Germany) |
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