Founded by Jules Leleu in 1924, the French interior design studio Maison Leleu is best known for the art deco pieces it produced during the 1920s and 1930s. The Maison Leleu: 1960s exhibition and sale at New York City’s Maison Gerard gallery, however, will display 60 pieces of furniture, lighting, and carpets from Maison Leleu’s post–World War II years, when the studio began to introduce elements of modernism into its designs, using materials such as aluminum, steel, glass, fiberglass, and even plastic.

The…