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The Theory of Sunspots 1


THE literature of heliography, by no means inconsider able in extent, has received an addition by the publication of the work before us which, if it makes no attempt to enlarge our knowledge of solar phenomena from personal observation, is deserving of notice as a specimen of one of the modes in which those phenomena are attempted to be explained.


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    "Die Theorie den Sonnenflecken." Nach den netiesten wissenschaftilichen Forschungen dargestelle von J. E. Broszus . (Berlin, 1884.)

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