The Secret Warning

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The Secret Warning
Author Franklin W. Dixon
Country United States
Language English
Series The Hardy Boys
Genre(s) Detective, Mystery novel
Publisher Grosset & Dunlap
Publication date June 1, 1938
Media type Print (Hardback & Paperback)
Pages 192 pp
ISBN NA
Preceded by A Figure in Hiding
Followed by The Twisted Claw

The Secret Warning is Volume 17 in the original The Hardy Boys book series published by Grosset & Dunlap in 1938.

[edit] Plot summary

The owner of a million-dollar gold pharaoh's head claims that it was aboard a freighter that sank off Whalebone Island. However, there are suspicions that he is trying to defraud the shipping line's insurance company. The Hardy Boys help their famous father, Fenton Hardy, investigate. Their research takes them to Philadelphia, New York City, and underwater in the Atlantic Ocean. And also in the town of Bayport.Chet Morton also helps the Hardys during the expedition.