ԳԱԱ Ինստիտուտների համահավաք գրացուցակ = The Henry Draper Catalogue 7h,and 8h Annie J. Cannon Edward C. Pickering
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TextLanguage: eng. Series: Annals The Astronomical Observatory of Harvard College ; vol. 93Publication details: Cambridge Published by The Observatory 1919Description: 271p. photocopySubject(s): DDC classification: - B611C58f290
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