Volume 116, Issue 18
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Features
The U-Boat Menace, Our Artillery and Our Allies, and more
The Submarine Swatter
An Instrument, But Two Years Old, Upon Which We Base Our Hope of Foiling the U-boat
Strategic Moves of the War-April 26th, 1917
By Our Military Expert
Recent Chemical Developments- May 5, 1917
Making Wholesome Bread Out of Alfalfa Hay
Military Engineering of the Teutons
Building Railroad Bridges of Stamped Steel Sections After the Manner of Erection Toys
What I can do for My Country
III. The Mechanical Engineer
The Technology of the Washroom
Why Should Laundry Work Be Done at Home?
Generals of Shadowland Warfare
How Battle Scenes and Mob Scenes are Handled by the Motion Picture Director