File:1911 Britannica-Binocular -Telescope.png

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1911_Britannica-Binocular_-Telescope.png(222 × 460 pixels, file size: 46 KB, MIME type: image/png)

Summary

Description
English: Telescope provided with mechanism for adjusting to the interval between the eyes of the observer.
Illustration from 1911 Encyclopædia Britannica, article Binocular Instrument
Date
Source Encyclopædia Britannica Eleventh Edition, Vol. 3, Page 950
Author Encyclopædia Britannica, 1911

Licensing

Public domain This image comes from the 13th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.

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26 January 2015

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Date/TimeThumbnailDimensionsUserComment
current17:09, 25 July 2015Thumbnail for version as of 17:09, 25 July 2015222 × 460 (46 KB)CmdrjamesonCompressed with pngout. Reduced by 46kB (50% decrease).
18:01, 26 January 2015Thumbnail for version as of 18:01, 26 January 2015222 × 460 (93 KB)Clarice ReisUser created page with UploadWizard

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