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                                                Testes - histology slide 
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                                                Testicles. Optical microscopy technique: Positive phase contrast. Magnification: 300x (for picture width 26 cm ~ A4 format). (Description text from the Wikimedia Commons file page.) 
 
Image by Josef Reischig, via Wikimedia Commons.  
 
Source: Author's archive 
Original file source: https://commons.wikimedia.org/wiki/File:Testicles_(254_18).jpg 
 
Title: "Testicles_(254_18).jpg" 
 
No changes were made to the original image downloaded (note: this version was downloaded at reduced resolution from Wikimedia Commons). 
 
The heirs of the creator of this work hereby publish it under the following license: 
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported License https://creativecommons.org/licenses/by-sa/3.0/deed.en/ 
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