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Railroad Depots in New York City

Glazing Iron Vessels

Improved Brick Making Machine

Light Locomotives

Iron Railroad Bridges

Anti-Attrition and Axle Grease


The Manufacture of Varnished Leather in France

American Association for the Advancement of Science

Patent Cause Decision

The Building for the Great Fair

History and Construction of the Thermometer

Improved Candlestick

Sudden Death of an Inventor

English Plate Glass

Battin's Coal Breaker

Crank Indicator

A Galvanic or Electric Harpoon for Paralizing Whales

Solvent for Old Putty and Paint

Improved Scythe Snath

Wonderful Machine

Water for Charleston

A Patent Wanted. Who Would Have Believed It?

Gigantic Marine Work

Particular Notices

The Inventor of Pegged Boots

The World's Industrial Exhibition

How to Arrest Cholera

Improvements in Locomotives—The Grand Object Accomplished

Commissioner of Patents

List of Patent Claims

Formation of Rain

New Roofs

Now is Your Time

New Prospectus of the Scientific American

A Balloon Railway

Mill Driven by Artesian Wells

History of Propellers and Steam Navigation

Experiments with Metals


  • From the Editor

    To Correspondents

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September 07, 1850

Science for the Modern World