Israeli artist Michael Kovner’s 1972 acrylic work “Clear Morning on the Kibbutz” (above) is part of “Building a Collection: 20th Century Masters,” on display through March 30 at San Francisco’s George Krevsky Gallery. Other Jewish artists in the show include American social realists Ben Shahn, Jack Levine, Raphael Soyer and Ruth Gikow. The gallery is at 77 Geary St. www.georgekrevskygallery.com.