| Author: | Darwin, Charles, 1809-1882 |
| Subject: | QH, Plants, Cultivated, Variation (Biology), Domestic animals |
| Format: | Text |
| Date issued: | 2001 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | The Variation of Animals and Plants under Domestication — Volume 2 [electronic resource] / Charles Darwin |