Publications (7)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| February 1957 | Galaxy Science Fiction, February 1957 | Galaxy Publishing Corporation | MAGAZINE | 114 |
| April 1957 | Galaxy Science Fiction, No. 49 | Strato Publications | MAGAZINE | 98 |
| April 1959 | The Fourth Galaxy Reader | Doubleday | Anthology | |
| September 1959 | The Fourth Galaxy Reader | Doubleday / SFBC | Anthology | 17 |
| November 1960 | The Fourth Galaxy Reader | Permabooks | Anthology | 1 |
| February 2016 | I Am a Nucleus | Project Gutenberg | Chapbook | |
| June 2022 | I Am a Nucleus | Alpha Editions | Chapbook |