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 Triple Hoax is the 57th book in the series of Nancy Drew. It was the first paperback Nancy Drew produced by Simon & Schuster under the Wanderer imprint. In 2005, Grosset & Dunlap reprinted it in the yellow hardback format.