| Author: | Judd, John W. (John Wesley), 1840-1916 |
| Subject: | QE, Volcanoes |
| Format: | Electronic text |
| Date issued: | 2022 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Volcanoes : What They are and What They Teach [electronic resource] / John W. Judd |