In the winter of 1903, shortly after the Isabella Stewart Gardner Museum first opened to the public, John Singer Sargent used the Gothic Room of the museum as a studio. Among the portraits he painted was one of Isabella's dear friends, Gretchen Osgood Warren. This finely illustrated gem of a publication explores these three remarkable friends: Isabella Stewart Gardner, the museum's founder and patroness of the arts; John Singer Sargent, premier portrait...