Publications (6)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| April 1955 | Galaxy Science Fiction, April 1955 | Galaxy Publishing Corporation | MAGAZINE | 76 |
| February 1956 | Alternating Currents | Ballantine Books | Collection | 96 |
| February 1956 | Alternating Currents | Ballantine Books | Collection | 96 |
| March 1966 | Alternating Currents | Penguin Books | Collection | 127 |
| July 1969 | Alternating Currents | Ballantine Books | Collection | 96 |
| 1979 | Alternating Currents | Penguin Books | Collection | 127 |