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Features

Engine with Walbridge's Cut-Off

Notes on Military and Naval Affairs

Fulminating Substances

Submarine Torpedoes--Infernal Machines

History of Turbine Water Wheels

The Chemistry of Coal

Colored Candles for Illuminating Purposes

What Can Be Done for Inventors--Advice Gratis and Advice for Pay

War and Taxation

The Great London Exhibition

India-Rubber Rollers for Wringing Machines

Bartlett's New Hot-Air Furnace

American Steamer for China--Her Steam Engine

Kjoekkenmoedding

Recent American Inventions

The New Guns for the Navy

Patent Claims

Issued from the United States Patent Office

To Our Readers

Plimpton's Skate Fastener

Prospectus

Departments

  • Steam Engines on Common Roads in South America

  • Departments

    Correspondence

  • Notes and Queries

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