Caspar Jacobsz. Philips (mentioned on object)
License, verbatimPD
The Rijksmuseum, Amsterdam: image designated Public Domain (Public Domain Mark 1.0) in the museum's own Linked Art record.
Caspar Jacobsz. Philips (mentioned on object). De Heukelumse Poort te Asperen, op Leerdam ziende, 1758. Rijksmuseum, Amsterdam.