Volume 114, Issue 13
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Features
An Ingenious Gas Turbine Developed in Germany, A Typewriter That Copies with its Own Eye
A Coal-Dust Locomotive
Unit Design in Marine Wireless Telegraphy
Strategic Moves of the War, March 17th, 1916
By Our Military Expert
On the Trail of Villa
Our 2,000-Mile Mexican Border and Its Protection
[The article follows Pancho Villa's attack in New Mexico on March 9, 1916]
The War Game— II
[The cover color image is associated with this article]
also:
Service of Security, on the March and at the Halt
Over the Whirlpool by Aerial Cable
Describing an Aerial Scenic Railway Recently Completed at Niagara Falls