First published in In Search of Wonder, Damon Knight, Advent, 1956.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1956 |
|
In Search of Wonder | Advent: Publishers | Nonfiction | |
| 1960 |
|
In Search of Wonder | Advent: Publishers | Nonfiction | |
| 1960 |
|
In Search of Wonder | Advent: Publishers | Nonfiction | |
| 1960 |
|
In Search of Wonder | Advent: Publishers | Nonfiction | |
| March 1967 |
|
In Search of Wonder | Advent: Publishers | Nonfiction | |
| March 1968 |
|
In Search of Wonder | Advent: Publishers | Nonfiction | 1 |
| January 1971 |
|
In Search of Wonder | Advent: Publishers | Nonfiction | 1 |
| November 1974 |
|
In Search of Wonder | Advent: Publishers | Nonfiction | 1 |
| November 1996 |
|
Visions of Wonder: The Science Fiction Research Association Anthology | Tor | Anthology | 13 |
| November 1996 |
|
Visions of Wonder: The Science Fiction Research Association Anthology | Tor | Anthology | 13 |
| December 1996 |
|
In Search of Wonder | Advent: Publishers | Nonfiction | 1 |