| Author: | Proctor, Richard A. (Richard Anthony), 1837-1888 |
| Subject: | Q, Science |
| Format: | Text |
| Date issued: | 2017 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Pleasant Ways in Science [electronic resource] / Richard A. Proctor |