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Tabulae reductionum observationum astronomicarum annis 1860 usque ad 1880 respondentes
Jakob Philipp WolfersJulius August Christoph Zech
出版sumtibus F. Duemmleri, 1858
URLhttp://books.google.com.hk/books?id=PUxLAAAAMAAJ&hl=&source=gbs_api
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