A plot to steal a top-secret instrument vital to the United States space program poses a challenging case for Frank and Joe Hardy. After rescuing a South American stowaway who mutters a warning about Footprints and then vanishes, Frank and Joe discover that documents belonging to their famous detective father are missing and that footprints linger under a window. The young detective's search for the diabolical mastermind of the Footprints spy ring takes them on a flight to a group of islands off the coast of South America.
I have a question about the book:
‘Hardy Boys 12: Footprints Under the Window - Dixon, Franklin W.’.
Fill in the form below.
We will respond as fast as possible.