Determination and discussion of the Spectral Classes of 700 stars mostly near the North Pole
Object number19214
TitleDetermination and discussion of the Spectral Classes of 700 stars mostly near the North Pole
Author
Place of publicationGroningen
PublisherHoitsema, Gebr.
Year of publication1920
PaginationIV - 44 pag.
Illustrationsill., tab.
Dimensions23,5 x 30 cm
Materialdissertatie
NotesLorentz-collectie