Solar activity.
Contributors: Ellison, M. A.; Fokker, A. D.; International Years of the Quiet Sun.
Series: IQSY instruction manual -- 2
Publisher: IQSY Secretariat
Published: 1963
Place of publication: London
Language: eng
Number of pages: 28
Table of contents: value: Contents: Part 1, Solar activity for the IQSY, by M.A. Ellison; Part 2, Recording of solar radio emissions during the IIQSY, by A.D. Fokker.