Identifiers
| WikiData URI | http://www.wikidata.org/entity/Q13725184 |
| RKDartists | https://rkd.nl/explore/artists/41975 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.29243 |
| Adamlink URI | https://adamlink.nl/person/janzen-herman-diederik/4638 |
| WikiData URI | http://www.wikidata.org/entity/Q13725184 |
| RKDartists | https://rkd.nl/explore/artists/41975 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.29243 |
| Adamlink URI | https://adamlink.nl/person/janzen-herman-diederik/4638 |