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Scientific American 1925-04

Scientific American 1925-04.jpg Scientific American 1913-07-12ThumbnailsSunday Magazine 1915-04-11-01Scientific American 1913-07-12ThumbnailsSunday Magazine 1915-04-11-01Scientific American 1913-07-12ThumbnailsSunday Magazine 1915-04-11-01Scientific American 1913-07-12ThumbnailsSunday Magazine 1915-04-11-01

Astronomer's picture of what looks like the corona of the sun, taken during a solar eclipse.



Source: Steve Kirch, collector, and creator of a great website about SCIENTIFIC AMERICAN in the past

Restoration by: magscanner