Annals
By :"Harvard College Observatory"
Published on 1903 by
Category :"Astronomy"
List of quarto publications, exclusive of the Annals , made by the officers of the observatory from 1877 to 1896, with references to the work of the Blue Hill observatory from 1885 to 1895: v. 30, p. 3-8.
Lenght :
Language : en
This Book was ranked 5 by Google Books for keyword spectrum 21
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