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Catalogue of the Mean Declinations of 901 Stars Between Twelve Hours and Twenty-six Hours of Right Ascension and Thirty Degrees and Sixty Degrees of North Declination, for January 1, 1875
Truman Henry Safford
出版U.S. Government Printing Office, 1873
URLhttp://books.google.com.hk/books?id=cPRoAAAAcAAJ&hl=&source=gbs_api
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