Although largely forgotten now, the 1885 trial of German artist Gustav Graef was a seminal event for those who observed it. Graef, a celebrated sixty-four-year-old portraitist, was accused of perjury and sexual impropriety with underage models. On trial alongside him was one of his former models, the twenty-one-year-old Bertha Rother, who quickly became a central figure in the affair. As the case was being heard, images of Rother, including photographic reproductions of Graef's nude paintings of her, began to flood the art shops and bookstores of Berlin and spread across Europe. Spurred by...