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Scientific American 1915-05-15

ScientificAmerican1915-05-15.jpg Scientific American 1915-01-23ThumbnailsScientific American 1915-06-12Scientific American 1915-01-23ThumbnailsScientific American 1915-06-12Scientific American 1915-01-23ThumbnailsScientific American 1915-06-12Scientific American 1915-01-23ThumbnailsScientific American 1915-06-12Scientific American 1915-01-23ThumbnailsScientific American 1915-06-12

Chlorine gas on the battlefield -- how it is handled by the Germans.