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Features

Steam Fire Engine

Hoadley's Feed-Water Heater for Boilers

Right and Wrong Musical Ears

Lakes

Harmless and Sure Cure for Warts

Canals Versus Railroads

Explosive Waters

The Recent Steamboat Explosions

Dwight Ingersoll's Air-Heating Furnace

Improved Cotton Press

Electric Lamp

Improved Zincographic Press

A Telegraph to Cuba

Railway Bridges and Timbers

Acknowledgment

Reform of Our Patent Laws

Doctor Robert Hare

Warning to Mechanics and Others

Mechanical Bakery at Baltimore

Artesian Wells in California

Mechanical Foree of Lightning

Morse Telegraph in France

The Infected Ship

Iron Bridges

Apoplexy

Can there be a Great Scarcity of Timber in the United States

The Cause of Sound and Music

Photography Applied to the Ornamenting of Silk Stuffs

Hame Tug Fastener

The Use of Gold

Stephen's Improved Carpenter's Rule

Effects of Various Illuminating Materials in Vitiating the Air

Improved Slide Valve for Steam Engines

Departments

  • Letters

    Correspondents - May 29, 1858

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Know Before You Vote

Know Before You Vote