| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| July 1948 |
|
Astounding Science Fiction, July 1948 | Street & Smith Publications, Inc. | MAGAZINE | 15 |
| March 1978 |
|
The Best of Astounding | Baronet Publishing Co. | Anthology | 132 |
| June 1978 |
|
The Best of Astounding | Baronet Publishing Co. | Anthology | 132 |
| January 1979 |
|
The Best of Astounding | Ace Books | Anthology | 132 |
| August 2006 | Police Operation | Project Gutenberg | Chapbook | 8 |