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Fire Towers as Life-savers, The- Question of Canal Tolls and more

The Wire-wound Dirigible Balloon

Preventing Expansion With a Web of Steel

The Jubilee of the Turret-ship

In Its Essentials the Turret Has Changed Very Little in the Fifty Years of Its Life

By Percival A. Hislam

Defects in Present Day Varnishes

Some Hints on "Reviving" Furniture

By L. V. Redman

The "Great Storm" of 1703

An Historic Meteorological Event

By Charles Fitzhugh Talman

The Mount Wilson Solar Observatory

Studying the Heavens With the Most Elaborate Equipment in the World

By E. A. Fath

How Railroad Men are Made

Training the Men Who Run Big Railways

By P. Harvey Middleton

The Self-scoring Target

A Device by Which Rifle Practice is Made Popular

George Westinghouse's Automobile Air-spring

A New Way of Suspending a Motor-car

What Inventors Are Doing

Simple Patent Law; Patent Office News; Inventions New and Interesting

The Heroisms of Medical Men

By John B. Huber


  • Departments

    Recently Patented Inventions - February 17, 1912

  • Notes and Queries - February 17, 1912

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