# Otto Ritter

> (1917-1977)

**Wikidata**: [Q94888529](https://www.wikidata.org/wiki/Q94888529)  
**Source**: https://4ort.xyz/entity/otto-ritter-q94888529


## References

1. Historical Dictionary of Switzerland
2. Catalog of the German National Library
3. Integrated Authority File
4. Česko-Slovenská filmová databáze
5. Cinemathèque québécoise Linked Open Data