| Author: | Eggert, Erwin |
| Subject: | QB, Sun, Moon, Solar system, Earth (Planet), Astronomy |
| Format: | Text |
| Date issued: | 2020 |
| Language: | German |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Mathematische Geographie für Lehrerbildungsanstalten [electronic resource] / Erwin Eggert |