# Hans Peter Keller (Agronom)
**Wikidata**: [Q131318817](https://www.wikidata.org/wiki/Q131318817)  
**Source**: https://4ort.xyz/entity/q131318817


## References

1. Historical Dictionary of Switzerland
2. Virtual International Authority File
3. [Historical Dictionary of Switzerland](http://hls-dhs-dss.ch/de/articles/047926/2005-07-27/)