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A Standard of Safe Railroad Travel, Magnitude of the New Subway System and more

Fastest Vessel in the World, The Most Rational Source of Power

Our Berlin Correspondent

How Inventors Use Ultra-violet Rays

Making the Invisible Radiations do Man's Work

Invention Contest First Prize Article

What are the Ten greatest Inventions of our Time?

By William I. Wyman

Lessons of the Disaster of the "L. II."

By Carl Dienstbach

The Blowing Up of Gamboa Dike

Flooding Culebra Cut With Water from Gatun Lake

The Principle of Reversal

A Suggestion for Inventors

By Henry Harrison Suplee

An Electric Hotel in Paris

By Jacques Boyer

Metal Plating With the Air Brush

The Remarkable Result Obtained With The New School Process How Pulverized Metal is Sprayed on Objects by a Novel Invention

A Cinematograph Hand Camera

The English Correspondent of the Scientific American

Legal Notes, Notes for Inventors

Air Scouting at the Italian Maneuvers, The South American Meat Industry


  • Departments

    The Heavens in November 1913

  • Recently Patented Inventions - November 1, 1913

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