| Author: | Smith, George H. (George Henry), 1922-1996 |
| Subject: | PS, Science fiction, Robots -- Fiction, Short stories, Time travel -- Fiction |
| Format: | Text |
| Date issued: | 2009 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Benefactor [electronic resource] / George H. Smith |