# Otto Lehmann
**Wikidata**: [Q124351055](https://www.wikidata.org/wiki/Q124351055)  
**Source**: https://4ort.xyz/entity/otto-lehmann-q124351055


## References

1. OPAC SBN
2. Catalog of the German National Library
3. Virtual International Authority File
4. National Library of Israel Names and Subjects Authority File