| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| September 1959 |
|
Astounding Science Fiction, September 1959 | Street & Smith Publications, Inc. | MAGAZINE | 98 |
| July 1960 |
|
Astounding/Analog Science Fact & Fiction, July 1960 | Atlas Publishing and Distribution Co. Ltd | MAGAZINE | 75 |