# Carl August Koch

> Swiss photographer (1845-1897)

**Wikidata**: [Q1036849](https://www.wikidata.org/wiki/Q1036849)  
**Source**: https://4ort.xyz/entity/carl-august-koch


## References

1. [Source](http://anno.onb.ac.at/cgi-content/anno-plus?aid=phc&datum=1897&page=99&size=45)
2. Integrated Authority File
3. fotoCH
4. Historical Dictionary of Switzerland
5. [Source](http://viaf.org/viaf/data/viaf-20170101-links.txt.gz)
6. Virtual International Authority File
7. BnF authorities