III · Science
L'énigme du Rhin
Subjects
Asphyxiating and poisonous Gases · Chemistry · Interessengemeinschaft der Deutschen Teerfarbenfabriken · War use · World War, 1914-1918 · Chemical warfare
Language
ENG




![Cover of [William Wheeler Hubbell, authorized to apply for patents.] by United States. Congress. Senate. Committee on Patents](https://covers.openlibrary.org/b/id/10200621-M.jpg)
