The Fourth Man

Rescuing the lovely Elizabeth Faremo from a crossfire during a routine police raid, Detective Inspector Frank Frolich of the Oslo Police becomes caught up in an affair with her, unaware that she is the sister of a wanted member of a larceny gang, until a young guard is killed during a robbery attempt, Elizabeth vanishes, and he finds himself a prime suspect in the gang's crimes. Reprint. 15,000 first printing.