Differs from Bloch's essay of the same title
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| October 1956 |
|
Fantastic Universe, October 1956 | King-Size Publications, Inc. | MAGAZINE | 13 |
| April 1960 |
|
The Fantastic Universe Omnibus | Prentice-Hall | Anthology | 45 |
| October 1960 |
|
The Fantastic Universe Omnibus | Prentice-Hall / SFBC | Anthology | 45 |
| September 1962 |
|
The Fantastic Universe Omnibus | Panther | Anthology | 31 |
| September 1962 |
|
The Fantastic Universe Omnibus | Panther | Anthology | 31 |
| May 1963 |
|
The Fantastic Universe Omnibus | Panther | Anthology | 31 |
| 1965 |
|
Rulers of Men | Pyramid Books | Anthology | 9 |
| February 1968 |
|
The Fantastic Universe Omnibus | Paperback Library | Anthology | 56 |
| February 1968 |
|
The Fantastic Universe Omnibus | Paperback Library | Anthology | 56 |