Identifiers
| WikiData URI | http://www.wikidata.org/entity/Q37882390 |
| Biografisch Portaal | http://www.biografischportaal.nl/persoon/89965615 |
| RKDartists | https://rkd.nl/explore/artists/82751 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.79722 |
| VIAF | http://viaf.org/viaf/162950178 |
| Adamlink URI | https://adamlink.nl/person/walter-wilhelmus-joannes/3600 |
