| Author: | Smith, E. E. (Edward Elmer), 1890-1965 |
| Subject: | PS, Extraterrestrial beings -- Fiction, Science fiction, Human-alien encounters -- Fiction |
| Format: | 1934 Serial version, Text |
| Date issued: | 2007 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Triplanetary [electronic resource] / E. E. Smith |