Le drame de l'Yser
Subtitle: la surprise des gaz, Avril 1915
By: Général Mordacq
Publisher: Éditions des Portiques
Published: 1933
Place of publication: Paris
Language: fre
Number of pages: 253
Subjects: Ypres, 2nd Battle of, Ieper, Belgium, 1915; Asphyxiating and poisonous Gases; War use