Revision history of "Dalton Minimum and John Dalton's Auroral Observations"

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  • curprev 18:26, 30 December 2020Webref talk contribs 1,893 bytes +1,893 Created page with "Sam M. Silverman, Hisashi Hayakawa In addition to the regular Schwabe cycles of approximately 11 y, "prolonged solar activity minima" have been identified through the direct..."

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