# Frederik Leonardus Johannes Sixma

> university teacher (1923-1963)

**Wikidata**: [Q67198401](https://www.wikidata.org/wiki/Q67198401)  
**Source**: https://4ort.xyz/entity/frederik-leonardus-johannes-sixma


## References

1. Album Academicum
2. [Source](https://collectie.verzetsmuseum.org/ais6/Details/collect/5569)
3. Virtual International Authority File
4. [Source](http://purl.org/dc/elements/1.1/source)