First published in The Saint Detective Magazine (UK), September 1962.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1965 |
|
Two Tales and Eight Tomorrows | Gollancz | Collection | |
| May 1968 |
|
Two Tales and Eight Tomorrows | Bantam Books | Collection | 91 |
| May 1968 | Two Tales and Eight Tomorrows | Bantam Books | Collection | 91 | |
| November 1968 |
|
Brüder im All | Goldmann | Collection | 95 |
| July 1976 |
|
Two Tales and Eight Tomorrows | Sphere Books | Collection | 98 |
| 1977 |
|
Two Tales and Eight Tomorrows | Sphere | Collection | 98 |
| 1983 |
|
Two Tales and Eight Tomorrows | Sphere | Collection | 98 |
| 1983 | Two Tales and Eight Tomorrows | Sphere | Collection | 98 | |
| February 1987 |
|
Two Tales and Eight Tomorrows | Sphere | Collection | 98 |
| 1991 |
|
Two Tales and Eight Tomorrows | Orbit | Collection | 98 |
| June 2001 |
|
50 in 50 | Tor | Collection | 131 |
| November 2002 |
|
50 in 50 | Tor | Collection | 131 |