Kelkglas met een portret van Pieter Adriaansz. van der Werff en een gezicht op Leiden c. 1725 - 1750

This 18th-century glass, created by an anonymous artist, is a unique example of decorative glassware. It's etched with a portrait of Pieter Adriaansz. van der Werff and a view of Leiden, showcasing the craftsmanship of the time. The detailed engravings on the glass, which include the name "PIETER ADRIAANSZ. VAN DER WERFF," highlight the importance of this object as a personalized drinking vessel. This glass, now in the Rijksmuseum, offers a glimpse into the social and artistic practices of its era.