Identifiers
| WikiData URI | http://www.wikidata.org/entity/Q643109 |
| Biografisch Portaal | http://www.biografischportaal.nl/persoon/60698352 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.83857 |
| VIAF | http://viaf.org/viaf/12654440 |
| Adamlink URI | https://adamlink.nl/person/heemskerk-jan/8478 |
