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![Secret Agents Jack and Max Stalwart: Book 4: The Race for Gold Rush Treasure: California, USA](https://www.hachettebookgroup.com/wp-content/uploads/2019/03/9781602865792.jpg?w=190)
Secret Agents Jack and Max Stalwart: Book 4: The Race for Gold Rush Treasure: California, USA
![Secret Agents Jack and Max Stalwart: Book 3: The Fate of the Irish Treasure: Ireland](https://www.hachettebookgroup.com/wp-content/uploads/2019/03/9781602865785.jpg?w=190)
Secret Agents Jack and Max Stalwart: Book 3: The Fate of the Irish Treasure: Ireland
![Secret Agents Jack and Max Stalwart: Book 2: The Adventure in the Amazon: Brazil](https://www.hachettebookgroup.com/wp-content/uploads/2022/12/9781602863613.jpg?w=185)
Secret Agents Jack and Max Stalwart: Book 2: The Adventure in the Amazon: Brazil
![Secret Agents Jack and Max Stalwart: Book 1: The Battle for the Emerald Buddha: Thailand](https://www.hachettebookgroup.com/wp-content/uploads/2022/12/9781602863590.jpg?w=185)
Secret Agents Jack and Max Stalwart: Book 1: The Battle for the Emerald Buddha: Thailand