This was B. M. Bower’s 15th novel, and like her The Phantom Herd a year later, it draws on her knowledge of the movie business. Sixteen-year-old Jean Douglas, the title character, is a no-nonsense daughter of a Montana rancher, Aleck Douglas, who in the opening chapters is wrongly found guilty of murder and sent to prison. With the help of a ranch hand, Lite Avery, she spends the rest of the novel finding the real killer.

Help also comes in the form of a movie company from Hollywood, which hires her as the stunt double for the leading lady of an action-packed western. Able to ride, rope, and shoot with ease, Jean also contributes ideas for making the film more realistic. Before long she is dreaming up scenarios for a Perils of Pauline-style serial, with herself in the starring role...