# Pierre-Louis Guinand

> Swiss lens maker (1748-1824)

**Wikidata**: [Q2797540](https://www.wikidata.org/wiki/Q2797540)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Pierre-Louis_Guinand)  
**Source**: https://4ort.xyz/entity/pierre-louis-guinand


## References

1. Historical Dictionary of Switzerland
2. Virtual International Authority File
3. [Source](https://www.fpsi.ch/archives/journees-2015/10-guinand-lopticien-1748-1824/)
4. CERL Thesaurus