Thesis (Ph. D.)--Columbia University, 1943. / Cover title. Vita. Includes bibliographical references.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/621441890 |
| Date | January 1942 |
| Creators | Block, Paul, |
| Publisher | New York city, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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