L. Sprague de Camp's Great Leap of Imagination
| First published | February 2011 |
|---|---|
| Type | Essay |
Adapted from "The World Beyond the Hill".
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| February 2011 |
|
Lest Darkness Fall and Related Stories | Phoenix Pick | Anthology | |199 |
| March 2011 |
|
Lest Darkness Fall and Related Stories | Phoenix Pick | Anthology | 199 |
| October 2017 |
|
Lest Darkness Fall and Related Stories | Phoenix Pick | Anthology | 199 |