Frank and Joe Hardy, teenage sons of the detective Fenton Hardy, are nearly run off a shore road near Bayport by a reckless driver in a red roadster. When the same car turns up in a theft and a fortune vanishes from the tower mansion of the eccentric Hurd Applegate, the brothers start investigating on their motorcycles, with Chet Morton and Callie Shaw close behind.
The book that launched one of the longest-running series in children’s publishing, here in its first version. Download the free EPUB.