| Author: | Fries, Amos A. (Amos Alfred), 1873-1963 |
| Subject: | UG, Gases, Asphyxiating and poisonous -- War use |
| Format: | Electronic text |
| Date issued: | 2023 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Chemical warfare [electronic resource] / Amos A. Fries |