Carolyn Keene

The Double Jinx Mystery is the fiftieth volume in the Nancy Drew Mystery Stories series. It was first published in 1973 under the pseudonym Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams. This volume details the story of a family zoo and aviary, believed to have been jinxed by people out to …

The E-mail Mystery is the 144th book in the Nancy Drew series.

The Ghost of Blackwood Hall is the twenty-fifth volume in the Nancy Drew Mystery Stories series. It was first published in 1948 under the pseudonym Carolyn Keene. The actual author was ghostwriter Mildred Wirt Benson.