# Karl Lange
**Wikidata**: [Q132497236](https://www.wikidata.org/wiki/Q132497236)  
**Source**: https://4ort.xyz/entity/karl-lange-q132497236


## References

1. Catalog of the German National Library
2. [Source](https://opac.lbs-rostock.gbv.de/DB=1/XMLPRS=N/PPN?PPN=192890646)
3. [Source](https://catalog.hathitrust.org/Record/011548815)
4. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
5. Q23559403