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Caught in their motorboat the Sleuth by a sudden storm at sea, Frank and Joe Hardy are relieved to see the lights of a yacht. But their SOS ignored. The shrill sound of a siren fills the night air and moments later a helicopter drops an object alongside the Sleuth: a wallet containing two thousand dollars! The next day, a truck carrying a shipment of high-powered rifles has been stolen. These two apparently unconnected events are clues in a tangle of mystery which turns out to be one of the detective brothers’ most exciting adventures.
Their SOS ignored in a storm, the Hardy boys find a wallet containing two thousand dollars alongside their boat and are launched into a mystery involving diverse clues.
Number of Pages: 177
Genre: Juvenile Fiction
Sub-Genre: Boys + Men, Mysteries + Detective Stories
Series Title: The Hardy Boys
Publisher: Penguin Group USA
Age Range: 9-12 years
Author: Franklin W. Dixon
Street Date: November 1, 1975
Item Number (DPCI): 247-06-8483