# Roeland Duco Kollewijn

> Dutch university teacher (1892–1972)

**Wikidata**: [Q21546672](https://www.wikidata.org/wiki/Q21546672)  
**Source**: https://4ort.xyz/entity/roeland-duco-kollewijn


## References

1. Catalogus Professorum Academiae Groninganae
2. [Catalogus Professorum Academiae Groninganae](http://hoogleraren.ub.rug.nl/?page=showPerson&type=hoogleraar&hoogleraar_id=268)
3. Leidse Hoogleraren
4. Album Academicum
5. [Nationaal Archief](https://www.nationaalarchief.nl/onderzoeken/archief/2.21.258)
6. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
7. Digital Library for Dutch Literature
8. Catalogue of the Unione Romana Biblioteche Scientifiche
9. Virtual International Authority File