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Scientific American Magazine Vol 100 Issue 12

Scientific American Magazine

Volume 100, Issue 12

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Features

The Subway Situation

Aviation in America and the Scientific American Trophy

The Menace of the Noiseless Gun

Opportunity for American Steel Construction at Messina

Limitations of the Hydroplane

Engineering

Science

Improved Forms of the Buggy-Type Automobile

Accuracy in Scientific Diction

The Schneider Torpedo-Launching Station

From the Track-Walker's Standpoint

The Locust Tree: An Important Field for Investigation

What is the Selden Patent?

Charles B. Haywood

First Aid to Those Injured by Electricity

Progress of the 20,000-Ton "North Dakota"

Handy Man's Workshop

Forging a Masthead or Boom Ring

I. G. Bayley

An Interesting Experiment and Its Explanation

Alfred P. Morgan

Home-Made Spring Winder

J. O. Brouillet

Departments

Correspondence

Notes and Queries

Recently Patented Inventions

New Books, Etc.

Index of Inventions

Patents