PUB193105

Frank and Joe race against time to retrieve a scientist’s top-secret invention before thieves get their hands on it. But the young detectives soon discover that they are involved in a mystery far grea… [more below]

• Series: Hardy Boys #010
• Author: Dixon, Franklin W.
• Binding: Hardcover
• Page Count: 173
• Publish Date: May 01 1931
• ISBN10: 0448089106
• Language: English