Signal in the Dark: A Penny Parker Mystery Story - Paperback

by Mildred A. Wirt (Author)

Penny Parker takes on a job at the newspaper during her school vacation. But all does not go well as she covers a story of the explosion at the Conway Steel Plant. What caused the explosion? There are plenty of mysteries to be had! Follow Penny as she solves the mystery of the Signal in the Dark!This book is from the Penny Parker series by Mildred A. Wirt, also known as ghostwriter Carolyn Keene, of the Nancy Drew series of books.

Author Biography

Mildred Wirt (July 10, 1905 - May 28, 2002) was an author of children's books. She most famously wrote several of the books in the Nancy Drew series as a ghostwriter, under the name Carolyn Keene. Born in Iowa, Wirt was a journalist by trade for 58 year, until her death in Ohio at the age of 96.