Thesis (Ph. D.)--University of Michigan, 1922. / "Reprinted from the Astrophysical journal, vol. LVIII, no. 2, March 1923."
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/594151235 |
| Date | January 1900 |
| Creators | Becker, Arthur Lynn, |
| Publisher | [Chicago, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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