Thesis (Ph. D.)--University of Pennsylvania, 1932. / "Reprinted from Philosophical essays in honor of Edgar Arthur Singer, jr. ... 1942."
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/608168053 |
| Date | January 1942 |
| Creators | Cowan, Thomas Anthony, |
| Publisher | Philadelphia [University of Pennsylvania Press] |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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