# Johannes Josephus de Vlam

> Dutch teacher and author

**Wikidata**: [Q109451699](https://www.wikidata.org/wiki/Q109451699)  
**Source**: https://4ort.xyz/entity/johannes-josephus-de-vlam


## References

1. Biografisch Portaal
2. [Source](http://resources.huygens.knaw.nl/retroboeken/nnbw/#source=3&page=666&view=imagePane)