# Ignazio Porro

> Italian inventor (1801–1875)

**Wikidata**: [Q21516](https://www.wikidata.org/wiki/Q21516)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ignazio_Porro)  
**Source**: https://4ort.xyz/entity/ignazio-porro


## References

1. www.accademiadellescienze.it
2. Integrated Authority File
3. Virtual International Authority File
4. German National Library
5. [Source](http://www.obs-hp.fr/dictionnaire/par_lettre/lettres_OP.pdf)
6. Luminous-Lint
7. Freebase Data Dumps. 2013
8. [Source](http://digitale.beic.it/primo_library/libweb/action/search.do?fn=search&vid=BEIC&vl%283134987UI0%29=creator&vl%28freeText0%29=Porro%20Ignazio)
9. IdRef
10. CERL Thesaurus
11. Dizionario Biografico degli Italiani
12. Treccani's Enciclopedia on line
13. Enciclopedia Treccani