First published in the Colorado Springs Gazette Telegraph, April 13, 1958.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| October 1980 |
|
Expanded Universe: The New Worlds of Robert A. Heinlein | Grosset & Dunlap | Collection | 386 |
| February 1981 |
|
Expanded Universe: The New Worlds of Robert A. Heinlein | Ace Books | Collection | 386 |
| August 1982 |
|
Expanded Universe | Ace Books | Collection | 386 |
| August 1982 |
|
Expanded Universe | Ace Books | Collection | 388 |
| May 1983 |
|
Expanded Universe | Ace Books | Collection | 388 |
| May 1983 |
|
Expanded Universe | Ace Books | Collection | 388 |
| March 1985 |
|
Expanded Universe | Ace Books | Collection | 388 |
| March 1986 |
|
Expanded Universe | Ace Science Fiction Books | Collection | 386 |
| August 1991 |
|
Expanded Universe | Ace Books | Collection | 386 |
| July 2005 |
|
Expanded Universe | Baen Books | Collection | 468 |
| February 2007 |
|
Expanded Universe | Baen Books | Collection | 468 |
| February 2010 |
|
Expanded Universe | The Virginia Edition | Collection | 355 |
| August 2010 |
|
Expanded Universe | Baen Books | Collection | 468 |
| March 2015 |
|
Expanded Universe: Volume Two | Phoenix Pick | Collection | 113 |
| March 2015 |
|
Expanded Universe: Volume Two | Phoenix Pick | Collection | |9 |
| July 2015 |
|
Expanded Universe: Volume Two | Blackstone Audio | Collection | |9 |
| April 2023 |
|
Expanded Universe: Volume Two | CAEZIK SF & Fantasy | Collection | |9 |