File:1911 Britannica-Binocular -Microscope1.png

1911_Britannica-Binocular_-Microscope1.png(270 × 127 pixels, file size: 33 KB, MIME type: image/png)

Summary

Description
English: The first binocular magnifying glass or simple microscope (German, Lupe) was devised by John Leonard Riddell in 1853; in this instrument the pencil of light is transmitted to the eyes by means of two pairs of parallel mirrors.
Illustration from 1911 Encyclopædia Britannica, article Binocular Instrument
Date
Source Encyclopædia Britannica Eleventh Edition, Vol. 3, Page 951
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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current20:42, 26 January 2015Thumbnail for version as of 20:42, 26 January 2015270 × 127 (33 KB)Clarice ReisUser created page with UploadWizard

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