File:Eclipse instruments at Sobral.jpg

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Description
English: Eclipse instruments at Sobral (1919). Frontispiece.
Date
Source File:Eddington A. Space Time and Gravitation. 1920.djvu
Author C. Davidson

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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:Eclipse_instruments_at_Sobral.jpg

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Date/TimeThumbnailDimensionsUserComment
current16:22, 23 February 2015Thumbnail for version as of 16:22, 23 February 20153,052 × 1,948 (665 KB)Максим Пе (talk | contribs)User created page with UploadWizard

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