| Author: | Reynolds, Mack, 1917-1983 |
| Subject: | PS, Short stories, Science fiction, Mars (Planet) -- Fiction, Immortality -- Fiction |
| Format: | Text |
| Date issued: | 2020 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Halftripper [electronic resource] / Mack Reynolds |