Volume 109, Issue 17
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Features
Are Men Better Typists Than Women?
Interesting Scientific Tests Made by J. M. Lahy
Turbine Reduction Gear in Relation to Battleship Fighting Power
How Light Reduction Gear Turbines would add two Fourteen-inch Guns to the "Nevada"
Repelling Aeroplanes from the Ground, Panama Hat Industry in the Philippines and more
The Passaic Valley Sewer
Plans for Securing Wide Diffusion at the Outlet in New York Bay
The Work of Aircraft in the French Maneuvers, 1913
Aircraft were not Conspicuous, but Nevertheless Extremely Useful