Identifiers
| WikiData URI | http://www.wikidata.org/entity/Q15731637 |
| Biografisch Portaal | http://www.biografischportaal.nl/persoon/20561321 |
| Ecartico | http://www.vondel.humanities.uva.nl/ecartico/persons/3621 |
| RKDartists | https://rkd.nl/explore/artists/37310 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.23228 |
| Adamlink URI | https://adamlink.nl/person/helst-lodewijk-van-der/2958 |
