# Portret van een onbekende man

- By: Pieter Cornelisz. van Slingelandt (Leiden, 1640–1691)
- Date: 1650 - 1691
- Medium: paper, ink, chalk
- Classification: drawing
- Dimensions: height 206 mm x width 153 mm
- Museum: [Rijksmuseum](https://www.rijksmuseum.nl/en/collection/object/RP-T-00-252--481af19309886b06b67321924162e1be)
- Rights: [Public Domain Mark](http://creativecommons.org/publicdomain/mark/1.0/)
- Picture: https://invisiblenetwork.ai/thumbs/web/3f5ee01cd314907006af082ea3dd15df.jpg
- Who can see it: Teens profiles and older (museums give no ratings; placed by Invisible Network from the museum's own words)