Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleInternational Years of the Quiet Sun, 1964-65.AuthorsBEYNON, W. J. G.PublicationNature, 1964, Vol 204, Issue 4959, p621ISSN0028-0836Publication typeArticleDOI10.1038/204621a0