The position in space of the aurora polaris
Subtitle: from observations made at the Haldde-observatory, 1913-14
By: by L. Vergard and O. Krogness ...
Contributors: Krogness, Ole Andreas, 1886-1934, joint author.
Series: Geofysiske publicationer, utg. av den Geofysiske kommission,; v. 1, no. 1
Publisher: A.W. Brøggers boktrykkeri
Published: 1920
Place of publication: Kristiania
Language: eng
Number of pages: 172
Subjects: Auroras.
Notes: Most of the plates printed on both sides.