| # | Book Title | Author | |
|---|---|---|---|
| 1 | Seven Professors of the Far North, The | Fardell, John | |
| 2 | Flight of the Silver Turtle, The | Fardell, John | |
| 3 | Secret of the Black Moon Moth, The | Fardell, John |
Juvenile Series and Sequels
| # | Book Title | Author | |
|---|---|---|---|
| 1 | Seven Professors of the Far North, The | Fardell, John | |
| 2 | Flight of the Silver Turtle, The | Fardell, John | |
| 3 | Secret of the Black Moon Moth, The | Fardell, John |