Photometric observations made principally with the equatorial telescope of fifteen inches aperture during the years 1877-79,
| Main Author: | |
|---|---|
| Other Authors: | , |
| Format: | Book |
| Language: | English |
| Published: |
Cambridge,
J. Wilson and Son,
1879
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| Series: | Annals of the Astronomical Observatory of Harvard College ;
v. 11 |
| Subjects: |