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Features

The Truth About the Iceberg Peril, Multi-gun Turrets and more

Another Contest for the "America's" Cup

The Return to Yachts of Moderate Dimensions and Wholesome Type

Some Novel Electrical Devices

By Frank C. Perkins

A New Baseball Indicator

By Guy E. Mitchell

Millions for Naval Armor--the Remedy, The Electrical Control Boards for the Panama Canal Locks and more

By Louis E. Browne

A French Cycle Racing-car

By S. P. McMinn

A Remarkable Review of Building Methods Old and New

The Leipzig Building and Trades Exposition

By Robert Grimshaw

The War Against Field Mice in France

Arsenic, barium carbonate, and bisulphide of car-bon have been used with more or less success in de-strolling field mice and similar pests. The method now most favored consists in infecting mice with a contagious disease. In the following article the Danysz virus discovered at the Pasteur Institute of Paris and applied for this purpose is described.-- Editor.

By Jacques Boyer

Fire, Load and Water Test of Floor Arches

An Interesting Test in Which the Qualities of Gypsum, Terra Cotta Tile, and Reinforced Concrete Were Tested for Several Hours in Fierce Heat

The Industrial Need of Technically Trained Men--VI

A Study of Incomes of Technically Trained Men

By David Edgar Rice

Departments

  • Letters

    Correspondance - August 9, 1913

  • Departments

    Recently Patented Inventions - August 9, 1913

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August 09, 1913

Think Outside the Gift Box