# Heinrich Leng
**Wikidata**: [Q55904207](https://www.wikidata.org/wiki/Q55904207)  
**Source**: https://4ort.xyz/entity/heinrich-leng


## References

1. CERL Thesaurus
2. Catalog of the German National Library
3. [Source](http://thesaurus.cerl.org/record/cnp00481193)
4. National Library of Israel Names and Subjects Authority File