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| NON posseduto | |
| Autore principale: | Herschel, William, 1738-1822.
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| Titolo: | On the systems of double stars which have been demonstrated to be binary ones : by the observations of Sir W. Herschel, and Messrs. Herschel, and South. |
| In: |  Edinburgh journal of science Vol. 7 (1827), p. 88-97 |
| Altri autori: | Herschel, John F.W., 1792-1871.
South, James, 1785-1867. |
| 000000171936 |
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