Daily maps of the sun during the International Geophysical Year, July 1, 1957-December 31, 1958
By: prepared by the Tokyo Astronomical Observatory.
Publisher: National Committee for the International Geophysical Year, Science Council of Japan
Published: 1959
Place of publication: Tokyo
Language: eng
Number of pages: 275
Subjects: Solar activity -- Maps.; International Geophysical Year, 1957-1958.
Other titles: Daily maps of the sun ...