# E. H. Zirkel
**Wikidata**: [Q95808965](https://www.wikidata.org/wiki/Q95808965)  
**Source**: https://4ort.xyz/entity/e-h-zirkel


## References

1. marriage registry of Berlin. 1895
2. Berlin death register. 1932
3. Artists of the World Online
4. Integrated Authority File
5. Deutsche Biographie
6. Catalog of the German National Library
7. Source