---
title: Robert Koch
author: Unknown Photographer
source: https://www.worldhistory.org/image/17669/robert-koch/
format: machine-readable-alternate
updated: 2023-07-21
---

# Robert Koch

_Authored by Unknown Photographer_

## Image File

[![Robert Koch](https://www.worldhistory.org/uploads/images/17669.jpg)](https://www.worldhistory.org/uploads/images/17669.jpg)

## Image Caption

Portrait of Robert Koch (1843-1910), published in 1907 in *Les Prix Nobel*.

## Cite This Work

### APA
Photographer, U. (2023, July 21). Robert Koch. *World History Encyclopedia*. <https://www.worldhistory.org/image/17669/robert-koch/>
### Chicago
Photographer, Unknown. "Robert Koch." *World History Encyclopedia*, July 21, 2023. <https://www.worldhistory.org/image/17669/robert-koch/>.
### MLA
Photographer, Unknown. "Robert Koch." *World History Encyclopedia*, 21 Jul 2023, <https://www.worldhistory.org/image/17669/robert-koch/>.

## License & Copyright

[Original image](https://commons.wikimedia.org/wiki/File:RobertKoch_cropped.jpg) by [**Unknown Photographer**](https://commons.wikimedia.org/wiki/File:RobertKoch_cropped.jpg). Submitted by [John Horgan](https://www.worldhistory.org/user/jhorgan/ "User Page: John Horgan"), published on 21 July 2023. The copyright holder has published this content under the following license: [Public Domain](http://en.wikipedia.org/wiki/Public_domain). This item is in the public domain, and can be used, copied, and modified without any restrictions. Please note that content linked from this page may have different licensing terms.