Rutherfurd photographs of stars surrounding [eta], 27, 34, [gamma], [nu] and 71 Cygni.
| Huvudupphovsman: | |
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| Materialtyp: | Bok |
| Språk: | English |
| Publicerad: |
New York
Rutherfurd Stuyvesant Fund
c1910.
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| Serie: | Contributions from the Observatory of Columbia University-- no. 28
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| Ämnen: |