# Otto Pirch

> German author

**Wikidata**: [Q2038674](https://www.wikidata.org/wiki/Q2038674)  
**Source**: https://4ort.xyz/entity/otto-pirch


## References

1. Integrated Authority File
2. Czech National Authority Database
3. general catalog of BnF
4. Virtual International Authority File
5. [BnF authorities](https://data.bnf.fr/ark:/12148/cb122373227)