# Studies van twee mannen- en een vrouwenhoofd

- By: Christiaan Julius Lodewijk Portman (Amsterdam, 1799–1868)
- Date: 1828
- Medium: paper, chalk
- Classification: drawing
- Dimensions: height 161 mm x width 171 mm
- Credit line: On loan from the City of Amsterdam
- Museum: [Rijksmuseum](https://www.rijksmuseum.nl/en/collection/object/RP-T-FM-115--cb2809408603299f6605ffe223842dc4)
- Rights: [Public Domain Mark](http://creativecommons.org/publicdomain/mark/1.0/)
- Picture: https://invisiblenetwork.ai/thumbs/web/76df931440cac98462bf279dd878355e.jpg
- Who can see it: Tweens profiles and older (museums give no ratings; placed by Invisible Network from the museum's own words)