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Wire Grass—A New Industry

Comparison of the Merchant Fleets of the World



A New Gold Field

The Ventilation of Tunnels

A Brief Comparison of Recent Battleship Designs

By H. G. Gillmor

Smokeless Flash-Light

High-Tension Switches

By E. W. Rice

The Geographic Conquests of the Nineteenth Century

By Gilbert H. Grosvenor

Dr. Sven Hedin in Central Asia

Trade Suggestions from United States Consuls

Exploring a New River

Trade Notes and Receipt



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    Introducing Scientific American Health & Medicine

    Introducing Scientific American Health & Medicine