| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| June 1958 |
|
Astounding Science Fiction, June 1958 | Street & Smith Publications, Inc. | MAGAZINE | 149|149.1 |
| September 1958 |
|
Astounding Science Fiction, September 1958 | Atlas Publishing and Distribution Co. Ltd | MAGAZINE | 119|119.1 |