Thesis (Ph. D.)--University of Minnesota, 1917. / Reprinted from Economic geology, vol. XII, no. 8, December, 1917; vol. XIII, no. 1, January, 1918.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/301399856 |
| Date | January 1918 |
| Creators | Broderick, Thomas M. |
| Publisher | Lancaster, Pa. : Press of the New era Print. Co., |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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