Thesis (Ph. D.)--University of Chicago, 1919. / "Private edition, distributed by the University of Chicago libraries, Chicago, Illinois." "Reprinted from the Astrophysical journal, vol. LII, no. 5, December, 1920." Includes bibliographical references. Also available on the Internet.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/16224425 |
| Date | January 1900 |
| Creators | Sawyer, Ralph A. |
| Publisher | [Chicago, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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