IQSY data of ionospheric drifts at Yamagawa in Japan.
Subtitle: National Committee for the International of the Quiet Sun, National Committee for the International Geophysical Coordination, Science Council of Japan.
Contributors: Aono, Yūichirō, 1915- ed.; Nihon Gakujutsu Kaigi. Kokusai Chikyū Kansoku Tokubetsu Iinkai.; Yūseishō Denpa Kenkyūjo (Japan)
Published: 1967
Place of publication: Tokyo
Language: eng
Number of pages: 41
Subjects: International Years of the Quiet Sun, 1964-1965.; Ionospheric drift -- Charts, diagrams, etc.
Notes: "Compiled by the Editorial Committee: Y. Aono ... [and others] in the Radio Research Laboratories, Ministry of Posts and Telecommunications, Kokubunji, Tokyo."