The Rutherfurd photographic measures. No. 1. Lewis Morris Rutherfurd. No. 2. Catalogue of Rutherfurd?s photographic plates of the sun, the moon and the stars.
| Egile nagusia: | |
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| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
New York
The New Era Printing
c1906.
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| Saila: | Contributions from the Observatory of Columbia University. nos. 1 and 2
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| Gaiak: |