San Francisco’s Legion of Honor stages a superb exhibition that reveals the ways in which the two French painters influenced each other over decades in the late 19th century.

Luckily, Berthe and her sister Edma had parents wealthy enough to employ artists like the renowned landscape painter Camille Corot to give them private lessons. They even had their own studio and, ...

Their creative exchange is on full display in four half-portraits (two by each artist) near the end of the exhibition, which show elegant women in different seasons. Morisot painted Summer and Winter ...