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| Utgitt
| Cambridge, Mass. : Smithsonian Astrophysical Observatory , 1967
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| Omfang
| |
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| Utgave
| |
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| Opplysninger
| "The attached tables of optical observatories and radio observatories were prepared for an encyclopedia article, part of which is reproduced here" - Forordet
|
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| Emner
| |
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