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Mount Wilson Catalogue of Photographic Magnitudes in Selected Areas 1-139
Mount Wilson Observatory
Frederick Hanley Seares
Jacobus Cornelius Kapteyn
Pieter Johannes Rhijn
出版
Carnegie Institution of Washington
, 1930
URL
http://books.google.com.hk/books?id=5vcUAAAAIAAJ&hl=&source=gbs_api
EBook
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