Cleveland Museum of Art
“The Sacrifice of Isaac” (around 1527) by Andrea del Sarto provides a rare glimpse of the working methods of a painter in Florence during the High Renaissance.

Cleveland Museum of Art
Masklike beacons in a nonspecific setting: “Christ and the Virgin in the House of Nazareth” (around 1635-40) by Zurbarán.

Cleveland Museum of Art

"Boy Drinking" (1582-83), by Annibale Carracci.

“Masterpieces of European Painting From the Cleveland Museum of Art” is at the Frick Collection, (212) 288-0700, through Jan. 28.