| Author: | Walton, Bryce, 1918-1988 |
| Subject: | PS, Revolutions -- Fiction, Mars (Planet) -- Fiction, Science fiction, Adventure stories |
| Format: | Text |
| Date issued: | 2021 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Doomsday 257 A.G.! [electronic resource] / Bryce Walton |