Publications (3)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| January 1957 | Galaxy Science Fiction, January 1957 | Galaxy Publishing Corporation | MAGAZINE | 50 |
| March 1957 | Galaxy Science Fiction, No. 48 | Strato Publications | MAGAZINE | 50 |
| February 2016 | Butterfly 9 | Project Gutenberg | Chapbook |