The So Blue Marble Author:Dorothy B. Hughes Former Hollywood movie star Griselda Satterlee visits New York and stays in her ex-husband's apartment while he is away. Soon after arriving she is embroiled in a plot by sinister twin brothers who insist that she knows the whereabouts of -- and hands over to them -- a blue marble, supposedly of extreme value. Claiming ignorance, she finds h... more »er younger sister is involved in the scheme, and Griselda is determined to avoid involving her other sister and her ex-husband in the twins plans to kill anyone who gets in their way.« less