Volume 113, Issue 9
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Features
Safety Spurs for a Railroad Grade, The Current Supplement and more
Strategie Moves of the War—August 19th, 1915
Captive Balloons on the French Front
[Article is illustrated by cover image]
The Business Men's Training Camp at Plattsburg
A Spontaneous Movement of United States Citizens for Self-Defense
Artificial Immunity Against Typhoid Fever
How Mortality of a Dread War Disease Has Been Reduced