ԳԱԱ Ինստիտուտների համահավաք գրացուցակ = the Henry Draper Extension
Annie J.Cannon
the Henry Draper Extension Annie j.Cannon - Cambridge Publisher by the Observatory 1926-1936 - 226 p.tab. - Annals of the Astronomical Observatory of Harvard College vol.100 (1925-1936,226 p.tab.) .
Astrophysics--Catalogue--extension
Star Catalogue-Extension
B611C58f930
the Henry Draper Extension Annie j.Cannon - Cambridge Publisher by the Observatory 1926-1936 - 226 p.tab. - Annals of the Astronomical Observatory of Harvard College vol.100 (1925-1936,226 p.tab.) .
Astrophysics--Catalogue--extension
Star Catalogue-Extension
B611C58f930
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