# Martin Othmar Winterhalter

> Swiss manufacturer (1889-1961)

**Wikidata**: [Q1233811](https://www.wikidata.org/wiki/Q1233811)  
**Source**: https://4ort.xyz/entity/martin-othmar-winterhalter


## References

1. Integrated Authority File
2. Historical Dictionary of Switzerland
3. [Source](https://www.portraitarchiv.ch/portrait/show/162663)