| Management number | 240395009 | Release Date | 2026/07/16 | List Price | US$9.98 | Model Number | 240395009 | ||
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Hidden treasure, sabotage, pirates: It's just another day in the life of Frank and Joe Hardy, America's favorite young detectives! In this adventure, the Hardy Boys race to find their missing friend and protect a sensitive naval station from secret attackers. Can the Hardy Boys crack the case before it's too late? This is a reprint of the 1929 first edition of The Hardy Boys: The Secret of the Caves, without cuts or censorship, as originally written by Leslie McFarlane under the pen name Franklin W. Dixon.
| Book format | Hardcover |
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| Fiction/nonfiction | Non-Fiction |
| Genre | Children's Books |
| Publication date | October, 2026 |
| Pages | 200 |
| Subgenre | Action & Adventure |
| Series title | Hardy Boys |
| Number in series | 7 |
| Edition | 1 |
| Publisher | Foundation Publishing Group |
| Language | English |
| Is collectible | N |
| Character | Frank, Joe Hardy |
| Character group | Hardy Boys |
| Binding type | Case Binding |
| Recording time | 0 min |
| Retail packaging | Single Piece |
| Assembled product dimensions (l x w x h) | 5.28 x 1.00 x 8.00 in |
| Assembled product weight | 1.25 lb |
| Bisac subject heading | Juvenile Fiction |
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