Thesis (PH. D.)--University of Chicago, 1917. / "Publications of the Yerkes observatory, vol. IV, part II."
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/643958128 |
| Date | January 1920 |
| Creators | Hubble, Edwin Powell, |
| Publisher | Chicago, Ill., The University of Chicago press, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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