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.
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
New York
The New Era Printing
c1906.
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| Cyfres: | Contributions from the Observatory of Columbia University. nos. 1 and 2
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| Pynciau: |