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Electrically Lighted and Started Motorcycle, Graphical Studies of Marriages of the Deaf, and more

The Scientific American Safety First Medal

The Five Winning Devices

By William H. Tolman

The Business Side of the "Safety First" Principle

How Accident Prevention Pays

By David S. Beyer

Earthquakes and the Panama Canal

Four-Gun Turrets of the French Battleship "Normandie"

A Notable Experiment in the Mounting of Heavy Ordnance

Safety in Steel Works

The Scientific American's Associate Editor Sees How Employees Learn Caution by Hunting Dangers

By A. Russell Bond

German Gasoline-Electric Road Train, How the Ostrich Rancher Travels and more

By Our Berlin Correspondent

Let the Sun Supply Hot Water, The Highest Dam in the World and more

The Human Body in Action

How Science Helps the Athlete to Help Himself

Safety in an Automobile Factory

Methods That Have Produced a Sixty Per Cent Reduction in Accidents

A Portable Field Searchlight, The Expanding Weather Map

By the Berlin Correspondent of the Scientific American

Proposed Improvement of the Patent Office, The Eruption of Sakurajima, Dried Fruits and Their Use

Variations in Atmospheric Ozone

By Harry N. Holmes

A New Fish-curing Method, Antarctic Postage Stamps


  • Letters

    Correspondence- February 7, 1914

  • Recommended

    New Books, Etc.- February 7, 1914

  • Departments

    Recently Patented Inventions- February 7, 1914

  • Notes and Queries- February 7, 1914

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