# Federico Spiess
**Wikidata**: [Q96396901](https://www.wikidata.org/wiki/Q96396901)  
**Source**: https://4ort.xyz/entity/federico-spiess


## References

1. Historical Dictionary of Switzerland
2. Catalog of the German National Library
3. CiNii Research
4. [Source](http://www.hls-dhs-dss.ch/textes/d/D24009.php)
5. [Source](https://hls-dhs-dss.ch/de/articles/024009/2022-07-12/)