![](http://www.alamy.com/thumbs/6/1F72714A-180E-471F-A301-5F53283ECD39/2E5RTPF.jpg)
Robert Koch. Heinrich Hermann Robert Koch (11 December 1843 – 27 May 1910) was a German physician and microbiologist.
Size: 2652px × 3480px
Location: Germany
Photo credit: © Archive Collection / Alamy / Afripics
License: Licensed
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