In the early twentieth century, a group of women workers hired to apply luminous paint to watch faces and instrument dials found themselves among the first victims of radium poisoning. Claudia Clark's book tells the compelling story of these women, who at first had no idea that the tedious task of dialpainting was any different from the other factory jobs available to them. But after repeated exposure to the radium-laced paint, they began to develop mysterious, often fatal illnesses that they traced to conditions in the workplace. Their fight to have their symptoms recognized as an industrial...