Sun (picture in the middle) and sunspots, observed from 10-22 May 1868 (pictures outside). After a photograph of Rutherfurd , (encyclopedia, 1889)

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Photo credit: © Quagga Media / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: drawing, du, historical, illustration, illustrations, la, lumiè, solaires, soleil, sonne, sonnenflecken, sonnenlicht, sun, sunlight, sunspots, taches, vintage