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Features

Commercial Value of Wireless Telegraphy

Municipal Bathing Establishments

The New Canal Commission

A Peril to the Navy

What Poor Roads Cost our Farmers

The Death of Frank Thomson

California Olive Industry

Trade with Cuba and our New Possessions

An Air-Cushion Fluid-Pressure Regulator

An Improved Acetylene Generator

A Simple Fastener for Gates

A Remarkable Bridge Disaster

A Large Static Machine for X-Ray Work

By Francis H. Williams

The Cup Challenger Shamrock

The Bridges of Niagara Gorge

The World's Coal Production

Departments

  • Letters

    Correspondence - June 17, 1899

  • Departments

    Index of Inventions - June 17, 1899

  • Business and Personal - June 17, 1899

  • Notes and Queries - June 17, 1899

  • Recently Patented Inventions -- June 17, 1899

  • Patents - June 17, 1899

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Dwindling Supply. Increasing Demand.

Dwindling Supply. Increasing Demand.

Solving the Water Crisis