| Author: | Humboldt, Alexander von, 1769-1859 |
| Subject: | Q, Science -- History, Astronomy, Physical geography, Cosmography |
| Format: | Electronic text |
| Date issued: | 2005 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Cosmos : A Sketch of the Physical Description of the Universe, Vol. 1 [electronic resource] / Alexander von Humboldt |