Calling a Bluff: Ter Brugghen’s “The Gamblers”, at the Minneapolis Institute of Arts through August 3, documents the full conservation treatment of the painting, and explores its historical context. See MinnPost.com for some photos showing the painting before and after restoration.

For additional related images, see the games & game-pieces linkspage, especially the one on playing-cards and card games; Art History of Cheating has several other paintings in this theme.