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The New Argentine Dreadnought "Rivadavia"

The First Dreadnought to be Built in American Yards for a Foreign Power

How Trees are Converted into Paper

A Trip Through a Paper Mill

By Thomas J. Keenan

How the Government Tests Paper

The Methods and Machines of the Bureau of Standards

By Herbert T. Wade

Recent Improvements in the Refrigerating Industry

What the Inventor Has Done for Cold Storage

A Car Designed for the New Subway

Providing 42 Per Cent More Seats and 100 Per Cent More Standing Room Per Passenger

A New Mail Carrying Railway

A Parcels Post Tunnel

Cyclecars--American and Foreign

An Automobile That Developed from the Motorcycle

The Wreck of the First German Naval Airship "L1", An Emergency Dark Room and more

By Carl Dienstbach

Apparatus for Testing Mine Gases, Novel Multiple Drill Head for Roller Bearings and more

By Frank C. Perkins

The Newspaper of the Future

By Robert Donald

India Paper and Its Uses

By Willard F. Smith


  • Letters

    Correspondence - October 4, 1913

  • Departments

    The Heavens in October 1913

  • Inventions New and Interesting - October 4, 1913

  • Recently Patented Inventions - October 4, 1913

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