Dig Allen
Titles (6)
| # | Title | Author(s) | Year | Type |
|---|---|---|---|---|
| 1 | The Forgotten Star | Joseph Greene | 1959 | |
| 2 | Captives in Space | Joseph Greene | 1960 | |
| 3 | Journey to Jupiter | Joseph Greene | 1961 | |
| 4 | Trappers of Venus | Joseph Greene | 1961 | |
| 5 | Robots of Saturn | Joseph Greene | 1962 | |
| 6 | Lost City of Uranus | Joseph Greene | 1962 |