Identifiers
| WikiData URI | http://www.wikidata.org/entity/Q17430017 |
| Biografisch Portaal | http://www.biografischportaal.nl/persoon/15712215 |
| RKDartists | https://rkd.nl/explore/artists/70716 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.25377 |
| VIAF | http://viaf.org/viaf/95729451 |
| Adamlink URI | https://adamlink.nl/person/schmidt-willem-hendrik/3854 |
