Thesis (Ph. D.)--University of Pennsylvania, 1917. / Description based on print version record.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/558840889 |
| Date | January 1900 |
| Creators | Wallerstein, Ruth C. |
| Publisher | [Philadelphia : E. Stern, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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