Identifiers
| WikiData URI | http://www.wikidata.org/entity/Q1712460 |
| RKDartists | https://rkd.nl/explore/artists/336194 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.84013 |
| VIAF | http://viaf.org/viaf/37189126 |
| Adamlink URI | https://adamlink.nl/person/allgeyer-julius/8658 |
