Volume 120, Issue 18
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Features
Is Peace Unconstitutional?, Jellicoe at Jutland and more
America's Optical Emancipation
How a Dreamer of 66 Years' Standing Has Seen His Vision Realized
The French Problem of Reconstruction II
Thirteen Billion Dollars' Worth of Physical Damage
Increasing Visibility Through a Knowledge of Camouflage
Suggestion of Permanent Peace-Time Value Drawn from the Efforts to Make Ships Invisible
The Invention that Won the War
How the Tank Idea Was Conceived and Progressively Worked Out
Our Latest Dreadnought "Idaho"
One of Five U. S. Ships Which Are the Most Completely Protected Warships Afloat
World Markets for American Manufactures
A department devoted to the extension of American trade in foreign lands