Thesis (Ph. D.)--University of Pennsylvania, 1942. / Reproduced from type-written copy. Chapters III-IV, VIII-IX, are omitted, and may be consulted in the Graduate school office of the University of Pennsylvania. cf. p. v. Bibliographical notes at end of each chapter. Bibliography: p. 98-109.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/614682365 |
| Date | January 1944 |
| Creators | Chiles, Paul Nelson, |
| Publisher | Philadelphia, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
| Coverage | Puerto Rico Puerto Rico United States |
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