| # | Book Title | Author | ||
|---|---|---|---|---|
| Death by Airship | Slade, Arthur G. |
| # | Book Title | Author | ||
|---|---|---|---|---|
| Mr. Universe | Slade, Arthur G. |
| # | Book Title | Author | ||
|---|---|---|---|---|
| 1 | Hunchback Assignments, The | Slade, Arthur G. | ||
| 2 | Dark Deeps, The | Slade, Arthur G. | ||
| 3 | Empire of Ruins | Slade, Arthur G. | ||
| 4 | Island of Doom | Slade, Arthur G. |
| # | Book Title | Author | ||
|---|---|---|---|---|
| 1 | Hunted, The | Slade, Arthur G. | ||
| 2 | Betrayal | Slade, Arthur G. | ||
| 3 | Revenge | Slade, Arthur G. |