| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| March 1963 |
|
Amazing Stories, March 1963 | Ziff-Davis Publishing Company | MAGAZINE | 77 |
| June 1966 |
|
Great Science Fiction, No. 3 | Ultimate Publishing Co., Inc. | MAGAZINE | 33 |
| December 2023 | The Walls | Project Gutenberg | Chapbook |