Singer/actress Helen Morgan was an iconic figure of the 1920s, a nightclub performer known for her heart-rending interpretations of torch songs describing romantic devotion to wayward men, which she sang from her perch on top of a piano. Morgan's natural environment was the nightclub, in particular, the '20s speakeasy, but she also made records and appeared in vaudeville, on Broadway, in movies, and on radio. Her most memorable portrayal was that of the doomed mulatto Julie in stage and film productions of the landmark musical Show Boat. In addition, she appeared in four other...