First published as part of the Prologue of The Snows of Olympus: A Garden on Mars (1994). The statement in the "Sources" of Greetings, Carbon-Based Bipeds (1999) that the piece had been previously unpublished is incorrect.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1999 |
|
Greetings, Carbon-Based Bipeds!: A Vision of the 20th Century As It Happened | Voyager | Nonfiction | 448 |
| August 1999 |
|
Greetings, Carbon-Based Bipeds!: Collected Essays 1934-1998 | St. Martin's Press | Nonfiction | 448 |