![](http://www.alamy.com/thumbs/6/D7E1CA0C-BC1B-4FBF-8C62-C7E43155079A/2TBPDMK.jpg)
Wilhelm Conrad Roentgen/Rontgen. Circa 1890-1900.
Size: 3758px × 4740px
Photo credit: © PD Archive / Alamy / Afripics
License: Licensed
Model Released: No
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