Four directors of the arquebusier's guild, Amsterdam, 1655 by Bartholomeus van der Helst

Four Directors of the Arquebusier's Guild, Amsterdam, 1655, by Bartholomeus van der Helst. It lives at the Rijksmuseum, and it contains one of the quietest flexes in the Dutch Golden Age.

The six men, their faces, and their black hats are what the guild paid for. But just below their hands, van der Helst laid out a full still-life: a patterned Turkish tablecloth, a halved lemon, scattered coins, and a pewter goblet so reflective it reads as a mirror. The lemon was a luxury import in 1655, often frozen for the sea voyage from the Mediterranean, and its sour interior beneath bright skin was a common vanitas emblem. None of that was mandatory in a group portrait. He put it there because he could.

Van der Helst was the leading portraitist of Amsterdam's elite in the years after Rembrandt's popularity waned. His surfaces are smoother, his light more even, and his patrons preferred it that way. The raised wineglass on the right freezes a toast, giving the group a narrative momentum that suggests the meeting has concluded successfully.

Next time you see a Dutch group portrait, look past the faces. The objects on the table are the painter quietly telling you what he can do with a brush.