Hardy Boys 30: The Wailing Siren Mystery

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.

Binding Type: Hardcover
Publisher: Grosset & Dunlap
Published: 01/01/1951
ISBN: 9780448089300
Pages: 192
Weight: 0.54lbs
Size: 7.72h x 5.10w x 0.69d
Accelerated Reader Quiz #/Name: 5697 / Wailing Siren Mystery
Reading Level: 5.2 / Interest Level: Middle Grade / Point Value: 5