Old Astrophotos : Averting a lost lega cy ; Yersterday's astronomical photographs can still produce cutting-edge science - but only if we preserve them for tomorrow's astronomers
| Cyhoeddwyd yn: | Sky & Telescope 105(2003)3, S. 43-46 |
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| Prif Awdur: | |
| Fformat: | Erthygl |
| Iaith: | English |
| Cyhoeddwyd: |
2003
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| Pynciau: | |
| Eitemau Perthynol: | In:
Sky & Telescope |
| Rhif Galw: | S I 1535 (K) |
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