# Theodorus Christiaan Willemsen
**Wikidata**: [Q109939811](https://www.wikidata.org/wiki/Q109939811)  
**Source**: https://4ort.xyz/entity/theodorus-christiaan-willemsen


## References

1. [Source](https://www.openarch.nl/hua:A6E32954-9A93-4ACC-93FA-0DED7B408838)
2. [Source](https://www.openarch.nl/hga:82B14D65-DA30-4250-86AE-BCF1348FE8A1)
3. [Source](https://www.openarch.nl/hga:D58D4F96-5C1A-4BD1-9416-1383D2F2F101/nl)
4. RKDartists
5. CollectieGelderland