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The Morris Canal

Another Mammoth Cave

Increase of Tourists

Supply of Oil

To Restore Writing.--To Dye Straws

List of Patent Claims

Issued from the United State Patent Office for the Week Ending June 16, 1857

The Missouri Lead Mines Again

Notes on Science and Foreign Inventions

How Rain is Formed

State Fairs for 1857

Improved Tubular Boiler

Arsenic in Silk

Progress of Railroads.--The Great West

Live Fences

Great Iron Viaduct

Changes in the Patent Office

Canada Railroads and the Great Eastern

The Atlantic Cable and the Niagara

Brick Cylinders in Sand for Bridge Piers

States Weights and Measures

Treating Wood for Violins

Inventor of the Mexican Barometer

Comparative Speed of Horses and Oxen

The Electro-Magnetic Engine

Who Invented the Menai Tubular Bridge?

Correspondents

Important Items

Boucherie's System of Preserving Wood

Mechanics

Inventors, and Manufacturers

Reyman's Field Fence

Departments

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    June 27, 1857

    See the World from a Different Perspective

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