| Author: | Ingels, Graham, 1915-1991 |
| Subject: | PS, Human-alien encounters -- Fiction, Short stories, Science fiction, Space ships -- Fiction, Scientists -- Fiction |
| Format: | Text |
| Date issued: | 2020 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | The Avenger [electronic resource] / Graham Ingels |