| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| September 1965 |
|
Worlds of Tomorrow, September 1965 | Galaxy Publishing Corp. | MAGAZINE | 5 |
| July 1986 |
|
Mindspan | Baen Books | Collection | 219 |
| July 1986 |
|
Mindspan | Baen Books | Collection | 219 |
| March 1993 |
|
Mindspan | Baen Books | Collection | 219 |