ԳԱԱ Ինստիտուտների համահավաք գրացուցակ = The Henry Draper Ccatalogue 15h and 16h
Annie J.Cannon, Edward C.Pickering
The Henry Draper Ccatalogue 15h and 16h Annie J.Cannon, Edward C.Pickering - Cambridge Publisher by Observatory 1921 - 235 p.tab. Photocopy - Annals of the Astronomical Observatory of Harvard College vol.96(1921, 235 p.tab.photocopy) .
astrophysocs--Catalogue
Star Catalogue
B611C58f293
The Henry Draper Ccatalogue 15h and 16h Annie J.Cannon, Edward C.Pickering - Cambridge Publisher by Observatory 1921 - 235 p.tab. Photocopy - Annals of the Astronomical Observatory of Harvard College vol.96(1921, 235 p.tab.photocopy) .
astrophysocs--Catalogue
Star Catalogue
B611C58f293
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