# Karl Otto

> German architect

**Wikidata**: [Q1644629](https://www.wikidata.org/wiki/Q1644629)  
**Source**: https://4ort.xyz/entity/karl-otto-q1644629


## References

1. Integrated Authority File
2. International Standard Name Identifier
3. Virtual International Authority File
4. [Source](https://kalliope-verbund.info/DE-611-BF-3421)
5. [Source](https://kalliope-verbund.info/DE-611-BF-4241)
6. [Source](https://www.archinform.net/service/wd_aiarch.php)