# Otto Frank
**Wikidata**: [Q94791903](https://www.wikidata.org/wiki/Q94791903)  
**Source**: https://4ort.xyz/entity/otto-frank-q94791903


## References

1. Integrated Authority File
2. Biographical Dictionary of the History of the Czech Lands
3. Catalog of the German National Library
4. Deutsche Biographie
5. Österreichisches Biographisches Lexikon 1815–1950
6. [Wiener Archivinformationssystem](http://wais.wien.gv.at//archive.xhtml?id=Stueck++bcbed299-6c38-4f13-8acd-4c36e1630ca6VERA#Stueck__bcbed299-6c38-4f13-8acd-4c36e1630ca6VERA)