Determination and discussion of the spectral classes of 700 stars, mostly near the north pole .

Proefschrift--Groningen. "Stellingen" ([3] p.) laid in. Mode of access: Internet.

Bibliographic Details
Main Author: Bruggen Cate, Gerrit Hendrik ten.
Format: Text
Language:English
Published: Groningen, Gebroeders Hoïtsema 1920
Subjects:
Stars
North Pole
Online Access:http://hdl.handle.net/2027/coo1.ark:/13960/t10p1mc16
http://hdl.handle.net/2027/mdp.39015086631788
Description
Summary:Proefschrift--Groningen. "Stellingen" ([3] p.) laid in. Mode of access: Internet.

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