The new space will cover more than 10,800 square feet across five floors, with 30 percent more exhibition space than Sotheby's had before.

A previously unrecorded mural by Paul Cezanne was discovered during renovations to his childhood home in Aix-en-Provence, France, and will be added to the catalogue raisonné of his works.

Here's what we're reading this morning.

The president of the Swiss branch of the International Council of Museums called the decision to sell the Cézannes "outrageous."

During a routine examination, a conservator discovered unusual white paint.

Here's what we're reading this morning.

It was once in the collection of British industrialist Samuel Courtauld.

Cézanne's drawings of the Bibémus quarry veer away from representation but are distinctive enough that his biographer could identify the site.

Works Paul Cézanne, Edgar Degas and Claude Monet, all from the same private collection, will take center stage.

The works will go on display when the gallery reopens in late 2021.