Letter (Captain Future, Fall 1941): Ether Flash
| First published | September 1941 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| September 1941 |
|
Captain Future, Fall 1941 | Better Publications, Inc. | MAGAZINE | 125 |
| December 2010 |
|
The Collected Captain Future: Man of Tomorrow, Volume Two | Haffner Press | Omnibus | 486|486.2 |
| April 2016 |
|
Captain Future, Fall 1941 | Adventure House | Anthology | 125 |