The Dixon, Franklin W. creator Rogers, Walter S. (Walter Stanton) 1870-1937 text utu 2025 monographic en 1 online resource : multiple file formats "The Secret of the Caves" by Franklin W. Dixon is a mystery novel written in 1929. When teenager Morgan Todd disappears, Frank and Joe Hardy team up with their detective father to find him while protecting a coastal radar station from sabotage. Their investigation leads them to mysterious Honeycomb Caves, where strange lights flicker and gunshots echo. As the brothers and their friends camp near the caves, they encounter a hostile hermit, unexplained explosions, and arson. The young detectives must unravel the connection between the missing man and sinister activities threatening national security. (This is an automatically generated summary.) Wikipedia page about this book: https://en.wikipedia.org/wiki/The_Secret_of_the_Caves Release date is 2025-02-07 Greg Weeks, Mary Meehan and the Online Distributed Proofreading Team at http://www.pgdp.net Originally published: New York, NY: Grosset & Dunlap Publishers, 1929 Brothers -- Juvenile fiction Missing persons -- Juvenile fiction Mystery and detective stories Hardy Boys (Fictitious characters) -- Juvenile fiction PZ New York, NY: Grosset & Dunlap Publishers, 1929 https://www.gutenberg.org/ebooks/75310 https://www.gutenberg.org/ebooks/75310 UtSlPG 260607 20260610134737.0 75310