| Author: | Ingersoll, Robert Green, 1833-1899 |
| Subject: | BL, Humboldt, Alexander von, 1769-1859, Free thought |
| Format: | Text |
| Date issued: | 2011 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Humboldt : From 'The Gods and Other Lectures' [electronic resource] / Robert Green Ingersoll |