# Otto Lehmann
**Wikidata**: [Q59517073](https://www.wikidata.org/wiki/Q59517073)  
**Source**: https://4ort.xyz/entity/otto-lehmann-q59517073


## References

1. Czech National Authority Database
2. Deutsche Biographie
3. [Source](https://www.deutsche-biographie.de/sfz49857.html)
4. IdRef
5. Virtual International Authority File
6. [Source](https://pust.urbe.it/cgi-bin/koha/opac-authoritiesdetail.pl?authid=55103)
7. [Source](https://www.biographien.ac.at/oebl/oebl_L/Lehmann_Otto_1884_1941.xml)