| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1954 |
|
Beyond Earth's Gates / Daybreak—2250 A.D. | Ace Books | Omnibus | 5 |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1954 |
|
Beyond Earth's Gates / Daybreak—2250 A.D. | Ace Books | Omnibus | 5 |