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Book Information
missing duration info • audio • first pub 1929 • 10 editions
ISBN/UID: 9780307582232
Format: Audio
Language: English
Publisher: Listening Library
Edition Pub Date: 01 Jan 1929
About SGAI
SGAI (StoryGraph AI) is a complete in-house solution. This is not ChatGPT or Claude.
All processing is done on StoryGraph, so your reading data is kept private and never shared.
Regarding the environmental impact: The entire feature uses the power of a single gaming PC and runs on 100% renewable energy.
SGAI is opt-in and off by default. Press the button below to turn it off, and you can turn it back on from the Preferences page:
Description
Triggered by the disappearance of a brilliant young professor, this mystery takes the Hardy Boys first to Kenworthy College, where they find a puzzling message on an examination paper. But then their pal Chet Morton and buddy Biff Hooper turn up a...
Community Reviews
Content Warnings
Audiobook edition missing duration info • audio • 1929
ISBN/UID: 9780307582232
Format: Audio
Language: English
Publisher: Listening Library
Edition Pub Date: 01 Jan 1929
About SGAI
SGAI (StoryGraph AI) is a complete in-house solution. This is not ChatGPT or Claude.
All processing is done on StoryGraph, so your reading data is kept private and never shared.
Regarding the environmental impact: The entire feature uses the power of a single gaming PC and runs on 100% renewable energy.
SGAI is opt-in and off by default. Press the button below to turn it off, and you can turn it back on from the Preferences page:
Description
Triggered by the disappearance of a brilliant young professor, this mystery takes the Hardy Boys first to Kenworthy College, where they find a puzzling message on an examination paper. But then their pal Chet Morton and buddy Biff Hooper turn up a...
Community Reviews
Content Warnings