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File:PSM V72 D501 Relationship graph between sunspots and geological activity.png

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English: Relationship graph between sunspots and geological activity
Date
Source Popular Science Monthly Volume 72
Author Unknown authorUnknown author

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Date/TimeThumbnailDimensionsUserComment
current19:56, 31 January 2012Thumbnail for version as of 19:56, 31 January 20122,697 × 1,655 (269 KB)Ineuw

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