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Improved Steam Pump, Anticipation of the Telegraph

Southern News

Miscellaneous Summary

Submarine Warfare

Inventions and Discoveries Abroad

A New Horseshoe Wanted

Lynde's Portable Soda Fountain

The Power of Steam

Taps and Their Construction


The Nature of Science

Nature of Substances for Giving Light

Rebel Submarine Battery

The Forthcoming Sanitary Fair

Of Precious Stones

Patent Claims

Special Notice

Recent American Patents

Patents Granted for Seventeen Years!

To Our Readers

Rates of Advertising

A Valuable Work for Inventors Patentees and Manufacturers

The Cheapest Mode of Introducing Inventions

Improved Steam Boiler, An Opium Hell in Java


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  • Notes and Queries

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