Identifiers
| WikiData URI | http://www.wikidata.org/entity/Q6227331 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.84133 |
| VIAF | http://viaf.org/viaf/67380707 |
| Adamlink URI | https://adamlink.nl/person/cousen-john/8237 |
| WikiData URI | http://www.wikidata.org/entity/Q6227331 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.84133 |
| VIAF | http://viaf.org/viaf/67380707 |
| Adamlink URI | https://adamlink.nl/person/cousen-john/8237 |