| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 1939 |
|
Astounding Science-Fiction, May 1939 | Street & Smith Publications, Inc. | MAGAZINE | 79 |
| March 1952 |
|
Imagination Unlimited | Farrar, Straus and Young | Anthology | 298 |
| 1953 |
|
Men of Space and Time | The Bodley Head | Anthology | |
| April 1959 |
|
Imagination Unlimited | Berkley Books | Anthology | 83 |
| 1967 |
|
Science Fiction Inventions | Lancer Books | Anthology | 169 |
| 1967 |
|
Science Fiction Inventions | Lancer Books | Anthology | 169 |
| February 1978 |
|
The Best of L. Sprague de Camp | Nelson Doubleday / SFBC | Collection | 55 |
| May 1978 |
|
The Best of L. Sprague de Camp | Del Rey / Ballantine | Collection | 66 |
| May 1978 |
|
The Best of L. Sprague de Camp | Del Rey / Ballantine | Collection | 66 |
| March 1981 |
|
Die besten Stories von L. Sprague de Camp | Moewig | Collection | 67 |
| May 1986 |
|
The Best of L. Sprague de Camp | Del Rey / Ballantine | Collection | 66 |
| December 2014 |
|
The Best of L. Sprague de Camp | Phoenix Pick | Collection | |
| December 2014 |
|
The Best of L. Sprague de Camp | Phoenix Pick | Collection | 76 |