# Bernhard Knollenberg

> American librarian 1892-1973

**Wikidata**: [Q52156747](https://www.wikidata.org/wiki/Q52156747)  
**Source**: https://4ort.xyz/entity/bernhard-knollenberg


## References

1. BnF authorities
2. Catalog of the German National Library
3. CONOR.SI
4. Faceted Application of Subject Terminology
5. MAK
6. datos.bne.es
7. Virtual International Authority File
8. National Library of Israel Names and Subjects Authority File