| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| July 1959 |
|
Astounding Science Fiction, July 1959 | Street & Smith Publications, Inc. | MAGAZINE | 135 |
| December 2007 | Vanishing Point | Project Gutenberg | Chapbook | ||
| April 2009 |
|
Short Science Fiction Collection 14 | LibriVox | Anthology | |9 |
| May 2009 |
|
Short Science Fiction Collection 15 | LibriVox | Anthology | |9 |
| November 2009 |
|
Short Science Fiction Collection 31 | LibriVox | Anthology | |14 |
| January 2010 |
|
Short Science Fiction Collection 32 | LibriVox | Anthology | |15 |
| March 2010 |
|
Short Science Fiction Collection 34 | LibriVox | Anthology | |14 |
| October 2010 |
|
Short Science Fiction Collection 41 | LibriVox | Anthology | |14 |
| August 2012 |
|
Short Science Fiction Collection 46 | LibriVox | Anthology | |20 |