# Harry N. Sierman

> Dutch graphic designer (1927-2007)

**Wikidata**: [Q2104043](https://www.wikidata.org/wiki/Q2104043)  
**Source**: https://4ort.xyz/entity/harry-n-sierman


## References

1. RKDartists
2. [Dutch Graphic Roots](https://www.dutchgraphicroots.nl/harry-sierman-2/)
3. [LastDodo](https://www.lastdodo.nl/nl/areas/5045947)
4. [Source](https://www.postzegelontwerpen.nl/postzegels/ontwerpen/sierman-harry-nico)
5. [Source](https://www.hnwerkman.nl/hnwerkmanprijs)
6. Virtual International Authority File
7. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
8. [Source](https://pid.uba.uva.nl/ark:/88238/b2605)
9. Biografisch Portaal
10. [Source](http://www.nationaalontwerparchief.nl/ontwerper/Sierman%2C+Harry)
11. [Source](https://www.dutchgraphicroots.nl/harry-sierman-2/)
12. [Source](http://www.nationaalontwerparchief.nl/ontwerper/Sierman,+Harry)