One day in the 1860s, so the story goes, an ambitious up-and-coming female sculptor was making love to an older, married man in an art studio. It was complicated because the man was not only one of the most famous sculptors in the country, but the young woman's teacher and mentor. Things got worse when they were rudely interrupted by the woman's mother, accompanied by her faithful servant. The mother, shocked at what she had stumbled across,...