Operation Earthworm
| First published | September 1955 |
|---|---|
| Type | Short Fiction |
| Length | Short Story |
A maverick explorer tunnels into the earth to prove what (or who) really causes earthquakes.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| September 1955 |
|
Fantastic Universe, September 1955 | King-Size Publications, Inc. | MAGAZINE | 99 |
| July 2009 | Operation Earthworm | Project Gutenberg | Chapbook | ||
| July 2013 |
|
Short Science Fiction Collection 48 | LibriVox | Anthology | |15 |
| August 2016 |
|
Fantastic Stories Presents the Fantastic Universe Super Pack #3 | Positronic Publishing | Anthology | 27 |
| September 2016 |
|
Fantastic Stories Presents the Fantastic Universe Super Pack #3 | Positronic Publishing | Anthology | |3 |
| April 2018 |
|
Fantastic Stories Presents the Fantastic Universe Super Pack #3 | Positronic Publishing | Anthology | 27 |