Mildred A. Wirt
Whispering Walls by Mildred A. Wirt
language
(Halcyon Press Ltd. Jan. 17, 2011)
, First edition
WHISPERING WALLS is the fifteenth book in the Penny Parker mystery series by Mildred A. Wirt Benson.
Mildred A. Wirt Benson (1905-2002) was a prolific author of books for young readers. A trained journalist, Benson is best known as a ghostwriter for the Stratemeyer Syndicate. Under the house pen-name Carolyn Keene, Benson completed 23 of the first 25 Nancy Drew mysteries and wrote a number of others until 1984. Benson also wrote her own mystery series, Penny Parker, from the 1930s to the 1950s.