Flooring the Sea with Concrete, Death of Theodore Berliner and more
Flooring the Sea with Concrete
Death of Theodore Berliner
Shall There Be a Neutral Coalition
Influence of the War on Science
and more
Volume 113, Issue 22
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Features
The Machine-Gun and its Development
A Car with Electro-Magnetic Transmission
A Solution of the Change-Speed Gear Problem
Strategic Moves of the War, November 17th, 1915
Manufacture of Steel Helmets for the French Soldiers
Why and How Two Million of These Head Protectors Were Made in Six Months