| Author: | Hume, Fergus, 1859-1932 |
| Subject: | PR, Fiction, Detective and mystery stories |
| Format: | Electronic text |
| Date issued: | 2008 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | The Opal Serpent [electronic resource] / Fergus Hume |