Geomagnetic K-indices, International Polar Year, August 1932 to August 1933
By: With a pref. by Jno. A. Fleming
Contributors: International Polar Year (2nd : 1932-1933)
Series: Bulletin / International Union of Geodesy and Geophysics. Association of Terrestrial Magnetism and Electricity -- no. 12d; IAGA bulletin -- no. 12d.
Published: 1950
Place of publication: Washington
Language: eng
Number of pages: 53
Subjects: Geomagnetism; Observations
Other titles: K-indices.