| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 1957 |
|
Galaxy Science Fiction, May 1957 | Galaxy Publishing Corporation | MAGAZINE | 134 |
| July 1957 |
|
Galaxy Science Fiction, No. 52 | Strato Publications | MAGAZINE | 134 |
| March 2016 | Time In the Round | Project Gutenberg | Chapbook |