# Gerard Martinus Versteeg

> Dutch physician (1876-1943)

**Wikidata**: [Q4572342](https://www.wikidata.org/wiki/Q4572342)  
**Source**: https://4ort.xyz/entity/gerard-martinus-versteeg


## References

1. online image library Nederlands Fotomuseum
2. NMVW-collection website
3. [Source](https://www.nationaalarchief.nl/onderzoeken/archief/2.13.04/invnr/660/file/NL-HaNA_2.13.04_660_0021)
4. [Source](https://www.nationaalarchief.nl/onderzoeken/index/nt00454/f8dee2a6-cbd9-11e8-828a-00505693001d)
5. [Source](https://www.nationaalarchief.nl/onderzoeken/index/nt00454/f8dee314-cbd9-11e8-828a-00505693001d)
6. [Source](https://bionomia.net/Q4572342)
7. [Bionomia](https://bionomia.net/dataset/bf2a4bf0-5f31-11de-b67e-b8a03c50a862)
8. [Bionomia](https://bionomia.net/dataset/85714c48-f762-11e1-a439-00145eb45e9a)
9. [Bionomia](https://bionomia.net/dataset/b5cdf794-8fa4-4a85-8b26-755d087bf531)
10. [Bionomia](https://bionomia.net/dataset/cd6e21c8-9e8a-493a-8a76-fbf7862069e5)
11. Bionomia
12. [Source](https://resolver.kb.nl/resolve?urn=ddd:110528747:mpeg21:a0038)
13. [Source](https://www.nationaalarchief.nl/onderzoeken/archief/2.02.32/invnr/895ED.3/file/00149274.PDF)
14. Virtual International Authority File
15. [Source](https://www.nationaalarchief.nl/onderzoeken/archief/2.13.04/invnr/660/file/NL-HaNA_2.13.04_660_0020)
16. [Source](https://plants.jstor.org/stable/10.5555/al.ap.person.bm000031846)
17. [Source](https://doi.org/10.1080/00223344.2021.1994855)
18. [online image library Nederlands Fotomuseum](http://collectie.nederlandsfotomuseum.nl/fotografen)
19. [Source](https://herbarium.bgbm.org/object/B100296947)
20. [Source](https://www.botanicalcollections.be/specimen/GENT0000090033575)
21. [Bionomia](https://bionomia.net/dataset/d415c253-4d61-4459-9d25-4015b9084fb0)
22. [Bionomia](https://bionomia.net/dataset/7bd65a7a-f762-11e1-a439-00145eb45e9a)
23. [Bionomia](https://bionomia.net/dataset/861e6afe-f762-11e1-a439-00145eb45e9a)
24. [Bionomia](https://bionomia.net/dataset/7e380070-f762-11e1-a439-00145eb45e9a)
25. [Bionomia](https://bionomia.net/dataset/821cc27a-e3bb-4bc5-ac34-89ada245069d)
26. [Bionomia](https://www.gbif.org/dataset/07a54454-87c7-4e1e-b2ba-88a9d98d534b)
27. [Bionomia](https://bionomia.net/dataset/b929f23d-290f-4e85-8f17-764c55b3b284)