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Steam Turbine Economy

Is Lead a Form of Radium?

Diversion of Niagara River

Two Important Tunnel Proposals

The Shipping Bill in a Nutshell

The Advantages of Producer Gas for Large Power Plants

Blue Light and Electricity as Ansthetics

Value of Commercial Cultures for Legumes

New Armored War Automobiles

Aluminium Transmission Line Across Niagara Gorge

By Orrin E. Dunlap

The New Armored Cruiser "Tennessee"

Morning and Evening Stars in 1906

By F. R. Honey

Recently Discovered Ruins in Rhodesia

By Randolph I. Geare

The Government's Gasoline Lifeboats

The Royal Museum of Natural History, Brussels

By L. Ramakers

Wireless Telegraphy in Southwest Africa

By Our Berlin Correspondent

Telescoping a Car of Dynamite

Ejector Pump for Driven Wells

An Improved Window Screen

Business and Personal Wants - March 17, 1906


  • Departments

    Recently Patented Inventions - March 17, 1906

  • Notes and Queries - March 17, 1906

  • Index of Inventions - March 17, 1906

  • New Books, Etc. - March 17, 1906

  • Patents - March 17, 1906

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March 17, 1906

Confronting Common Wisdom