Thesis (Ph. D.)--Yale University, 1922.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/561887976 |
| Date | January 1922 |
| Creators | Erickson, Carl Gustaf. |
| Publisher | [New Haven] |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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