Page:Popular Science Monthly Volume 88.djvu/382

 Exit the Black Charger — Enter the Gas Mask

���The modern officer no longer dashes across bullet-swept fields on a snorting steed. In this war he gets orders by telephone and traverses the perilous gas-swept first-line trenches on foot. The hand-grenade at his belt is his surest weapon. In the oval is a naval turret captured in the German trenches in the Battles of Champagne.

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