File:Drawing of sunspots 04-01-1917.jpg

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Original file ‎(2,346 × 1,367 pixels, file size: 154 KB, MIME type: image/jpeg)

Captions

Captions

First drawing of sunspots from Mount Wilson Observatory, Ferdinand Ellerman, January 4, 1917

Summary

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Description
Slovenščina: To je prva risba sončevih peg iz observatorija Mount Wilson, ki jo je Ferdinand Ellerman narisal 4. januarja 1917.
English: This is the first drawing of sunspots from Mount Wilson Observatory by Ferdinand Ellerman, made in January 4, 1917.
Date
Source ftp://howard.astro.ucla.edu/pub/obs/drawings/1917/dr170104.jpg
Author Ferdinand Ellerman

Licensing

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Public domain
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.
Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country.
Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Drawing_of_sunspots_04-01-1917.jpg

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current15:07, 26 July 2020Thumbnail for version as of 15:07, 26 July 20202,346 × 1,367 (154 KB)AstroFizMat (talk | contribs)Uploaded a work by Ferdinand Ellerman from ftp://howard.astro.ucla.edu/pub/obs/drawings/1917/dr170104.jpg with UploadWizard

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