The third boxed set, Cherry Ames Boxed Set 9-12, contains four early Cherry classics: Department Store Nurse, Camp Nurse, Boarding School Nurse, and Cruise Nurse

Cherry Ames, Department Store Nurse
In Department Store Nurse, Cherry's first aid center is adjacent to the antiques department of a large department store, where a series of thefts have pointed the finger of suspicion at a young, recently widowed employee. But Cherry's instincts say otherwise, and her tenacity helps uncover the truth.
Cherry Ames, Camp Nurse
In Camp Nurse, while working as a camp nurse, Cherry follows a trail that ultimately leads to the true perpetrator of a series of robberies and exonerates a hard-woarking young man who had been under suspicion.
Cherry Ames, Boarding School Nurse
In Boarding School Nurse, Cherry's natural curiosity leads her to discover a secret room in the reconstructed ch' teau now used as a girls' boarding school. There she finds a formula that when recontructed to its exact specifications produces a perfume that saves the school from bankruptcy.
Cherry Ames, Cruise Nurse
In Cruise Nurse, Cherry is looking forward to a working vacation as nurse on a cruise ship to the Caribbean, Cherry Ames soon finds herself embroiled in a dangerous mystery involving a sickly child and greedy men anxious to find a secret stockpile of precious ambergris.
Click here to read about Cherry Ames in The New York Times