
The SciencesMay 26, 1917
Military Engineering
What Germany has Learned from Russia About Trenches and Cover

Military Engineering
What Germany has Learned from Russia About Trenches and Cover

Economic Conditions in Germany--III
Her Industrial Mobilization

Economic Conditions in Germany--II
A Great National Bread Trust

Economic Conditions in Germany
The Problem of Feeding, Clothing and Guarding Three Million Prisoners