Thesis (Ph. D.)--Johns Hopkins University, 1909. / Life. Reprinted from Maryland geological survey [report] vo. IX, 1910.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/301033544 |
| Date | January 1911 |
| Creators | Singewald, Joseph T. |
| Publisher | Baltimore, Johns Hopkins Press, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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