| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| November 1958 |
|
Infinity Science Fiction, November 1958 | Royal Publications, Inc. | MAGAZINE | 6 |
| January 1973 |
|
Valley Beyond Time | Dell | Collection | 169 |
| January 1973 |
|
Valley Beyond Time | Dell | Collection | 169 |
| February 1974 |
|
Valley Beyond Time | Dell | Collection | 167 |
| March 1981 |
|
Jenseits der Zeit | Pabel | Collection | 110 |
| June 2011 |
|
Hunt the Space-Witch! | Paizo Publishing | Collection | 222 |
| August 2013 |
|
Hunt the Space-Witch! | Gateway / Orion | Collection | |
| July 2015 |
|
Hunt the Space-Witch! | Open Road Integrated Media | Collection | |
| May 2016 |
|
The Robert Silverberg Science Fiction Megapack | Wildside Press | Collection | |
| July 2016 |
|
The Robert Silverberg Science Fiction Megapack | Wildside Press | Collection | |
| November 2023 | Spacerogue | Project Gutenberg | Chapbook | ||
| May 2025 |
|
Желязната звезда | Протон | Collection | 365 |