Thesis (Ph. D.)--Princeton University, 1931.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/297459722 |
| Date | January 1931 |
| Creators | Hough, John N. |
| Publisher | [Lancaster, Pa., Lancaster Press] |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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