Astounding Stories, March 1930, illustrated by J. Fleming Gould.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| March 1930 |
|
Astounding Stories of Super-Science, March 1930 | Publishers' Fiscal Corp | MAGAZINE | 390 |
| August 2009 | Astounding Stories of Super-Science, March 1930 | Project Gutenberg | Anthology | 390 | |
| July 2013 |
|
Anthology of Sci-Fi V18: The Pulp Writers | Spastic Cat Press | Anthology | |
| September 2013 |
|
Astounding Stories of Super-Science, March 1930 | LibriVox | Anthology | |5 |
| March 2015 |
|
Astounding Stories, March 1930 | Sci-Fi Publishing | Anthology | |390 |