Hydronauts
Titles (4)
| # | Title | Author(s) | Year | Type |
|---|---|---|---|---|
| 1 | The Hydronauts | Carl L. Biemiller | 1970 | |
| 2 | Follow the Whales: The Hydronauts Meet the Otter-People | Carl L. Biemiller | 1973 | |
| 3 | Escape from the Crater | Carl L. Biemiller | 1974 | |
| The Hydronaut Adventures | Carl L. Biemiller | 1981 | Omnibus |