Comparison stars for photometer observation of forty eclipsing variables /
| Main Author: | |
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| Other Authors: | |
| Format: | Book |
| Language: | English |
| Published: |
Cambridge, Mass. :
The Observatory,
[1940]
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| Series: | Annals of the Astronomical Observatory of Harvard College ;
v. 89, no. 13 |
| Subjects: |