Hardy Boys 30
The Wailing Siren Mystery
ISBN10: 0448089300 ISBN13: 9780448089300 Publisher: Price Stern Sloan Published: Nov 1 1975 Weight: 0.60lbs. Height: 7.75" Width: 5.00" Depth: 0.50" Language: English
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.