Titled Jeune femme faisant du crochet (Julie Lemmen), 1890, the painting portrays the artist’s sister, Julie Fréderique ...

Unlike Kahlo, whose face appears on cushions and in baby books, Varo, Carrington and Rahon are little known outside the art ...

We’ll never know about all the paintings destroyed or stolen by the Nazis in World War II. Were there forgotten Vermeers?