| Subject: | Q, Science, Medicine, Geology, Physiology, Surgery |
| Format: | Electronic text |
| Date issued: | 2004 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | The Harvard Classics Volume 38 : Scientific Papers (Physiology, Medicine, Surgery, Geology) [electronic resource] / Various |