| Author: | Paetzke, Roy |
| Subject: | PS, Science fiction, Short stories, Space flight -- Fiction |
| Format: | Text |
| Date issued: | 2021 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Earth's Maginot Line [electronic resource] / Roy Paetzke |