Fifty years activity of the Urania Observatory
By: by C. Luplau Janssen
Publisher: The Author
Published: 1947
Place of publication: [s.l.]
Language: eng
Number of pages: 31
Subjects: Astronomical observatories; Astronomy; History; Uraniaobservatoriet (Frederiksberg, Denmark)
Other titles: 50 years activity of the Urania Observatory
Notes: Includes bibliographical references (p. 25-31).