Nancy Drew Mystery Stories, No 40: The Moonstone Castle Mystery

Name: Nancy Drew Mystery Stories, No 40: The Moonstone Castle Mystery
Rating: 7 (44 reviews)
Author: /author/Carolyn_Keene_(The_Secret_of_the_Old_Clock)

detective fiction by Carolyn Keene

Blurb

The Moonstone Castle Mystery is the fortieth volume in the Nancy Drew Mystery Stories series. It was first published in 1963 under the pseudonym Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.