Thesis (Ph. D.)--University of Michigan, 1938. / Caption title. Thesis note on label attached to p. 437. "Reprinted from Economic Geology, vol. XXXIV, no.4, June-July, 1939."
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/632294406 |
| Date | January 1900 |
| Creators | Wilkerson, Albert S. |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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