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File:1911 Britannica-Benzidine.png

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1911_Britannica-Benzidine.png (527 × 176 pixels, file size: 41 KB, MIME type: image/png)

Summary

Description
English: Benzidine. Illustration from 1911 Encyclopædia Britannica, article Benzidine
Date
Source Encyclopædia Britannica Eleventh Edition, Vol. 3, Page 756
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.

Captions

Benzidine and Semidine

Items portrayed in this file

depicts

11 January 2015

image/png

46afe0631812249f4f3736c3aad2b3fcdf3cf58a

42,304 byte

176 pixel

527 pixel

File history

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Date/TimeThumbnailDimensionsUserComment
current12:38, 28 April 2022Thumbnail for version as of 12:38, 28 April 2022527 × 176 (41 KB)DivermanAUimprove contrast
00:09, 12 January 2015Thumbnail for version as of 00:09, 12 January 2015527 × 176 (89 KB)Clarice ReisUser created page with UploadWizard

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