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Scientific American Magazine Vol 80 Issue 24

Scientific American Magazine

Volume 80, Issue 24

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Features

Commercial Value of Wireless Telegraphy

What Poor Roads Cost our Farmers

A Peril to the Navy

The New Canal Commission

Municipal Bathing Establishments

Trade with Cuba and our New Possessions

California Olive Industry

The Death of Frank Thomson

An Improved Acetylene Generator

An Air-Cushion Fluid-Pressure Regulator

A Simple Fastener for Gates

A Remarkable Bridge Disaster

A Large Static Machine for X-Ray Work

Francis H. Williams

The Cup Challenger Shamrock

The Bridges of Niagara Gorge

The World's Coal Production

Departments

Correspondence - June 17, 1899

Recently Patented Inventions -- June 17, 1899

Notes and Queries - June 17, 1899

Business and Personal - June 17, 1899

Index of Inventions - June 17, 1899

Patents - June 17, 1899