Volume 113, Issue 25
You are currently logged out. Please sign in to download the issue PDF.
Features
Radio Inspectors and their Work
How the Wireless Apparatus of a Steamer is Tested by the Government Officials
Strategic Moves of the War, December 11th, 1915
Our Military Expert
The Transparent Aeroplane
Note: the cover illustration for this issue illustrates the concept.
Submarine or Battleship—Which?
The Battleship—The Foundation and Supreme Fighting-Unit of a Modern Navy
New York's Testing Laboratory
Describing the Varied Activities of a Municipal Testing Plant
Killing Animals by Electricity
Humane and Efficacious, Offering a Striking Contrast to the Usual Primitive Methods