WHAT The exhibition is a presentation of gouaches from the late Russian-born French modernist painter (1900-1969), who belonged to the 'New' École de Paris (Tachisme), and was a contemporary of Wassily Kandinsky, Sonia and Robert Delaunay, and Otto Freundlich. Painting gouaches was part of a daily summer routine, yielding 30-40 series. The artist would review…