# P. G. van der Plank

> Dutch socialist and esperantist

**Wikidata**: [Q67008218](https://www.wikidata.org/wiki/Q67008218)  
**Source**: https://4ort.xyz/entity/p-g-van-der-plank


## References

1. [Source](http://www.regionaalarchiefdordrecht.nl/archief/zoeken/?mivast=46&mizig=100&miadt=46&miaet=54&micode=256.819&minr=2207084&miview=ldt)
2. [Source](http://genealogie.vander-plank.nl/partxtvdp/parenteeltxt.htm#p3)
3. Laborista Esperantisto
4. Stadsarchief Amsterdam
5. [Source](https://search.iisg.amsterdam/Record/ARCH02565/Export?style=PDF)