Adventure and the sea
86 books
- Life at sea6
- Pirates and buried treasure3
- Castaways and desert islands6
- Jungles, deserts, and lost worlds5
- Frontier, wilderness, and the far north6
- War adventures7
- Engines, aircraft, and inventions6
- Sports and school rivalries2
- Making good: rags to riches10
- Animal heroes4
- Swordplay, rogues, and royal intrigue4
- Boyhood, camps, and scout troops17
- Journeys around the world9
- Action and adventure1