Letter (Astounding Stories of Super-Science, November 1930)
| First published | November 1930 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| November 1930 |
|
Astounding Stories of Super-Science, November 1930 | Publishers' Fiscal Corp | MAGAZINE | 273|273.3 |
| September 2009 | Astounding Stories of Super-Science, November 1930 | Project Gutenberg | Anthology | ||
| April 2015 |
|
Astounding Stories of Super-Science, November 1930 | LibriVox | Anthology | |7.1 |