# Groepsportret van vier onbekende kinderen

- By: Johannes Leonardus van der Heijden (Amsterdam, 1856–1937)
- Date: 1875 - 1915
- Medium: cardboard, photographic support
- Classification: cabinet photograph
- Dimensions: height 145 mm x width 97 mm
- Museum: [Rijksmuseum](https://www.rijksmuseum.nl/en/collection/object/RP-F-F18821--89a48d0eebcbad6a696f9e0824a0d341)
- Rights: [Public Domain Mark](http://creativecommons.org/publicdomain/mark/1.0/)
- Picture: https://iiif.micr.io/VAToA/full/!1920,1080/0/default.jpg
- Who can see it: Tweens profiles and older (museums give no ratings; placed by Invisible Network from the museum's own words)