About this item
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.
Frank and Joe attempt to foil a ruthless espionage ring in their effort to sabotage the United States space program
Number of Pages: 177
Genre: Juvenile Fiction
Sub-Genre: Mysteries + Detective Stories, Boys + Men
Series Title: The Hardy Boys
Publisher: Penguin Group USA
Age Range: Teen
Author: Franklin W. Dixon
Street Date: January 1, 1933
Item Number (DPCI): 247-02-5696
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