# Helmut von Erffa

> German art historian (1900-1979)

**Wikidata**: [Q59630032](https://www.wikidata.org/wiki/Q59630032)  
**Source**: https://4ort.xyz/entity/helmut-von-erffa


## References

1. [Source](http://www2.hsp.org/collections/manuscripts/s/staley3000.htm)
2. bauhaus.community
3. Virtual International Authority File
4. Faceted Application of Subject Terminology
5. BnF authorities
6. NUKAT
7. Library of Congress Control Number
8. National Library of Israel Names and Subjects Authority File