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Features

The Sower

Compensation Double Gearing For Lathes

Hope

Railroad to the Pacific

Acid Springs

Connubial Statistics

Arsenic

An Ancient City

Witchcraft in Washington

Cure for Lockjaw

Diamonds in California

Youth's Cabinet

Eclipses in 1849

Buckwheat Cakes

Gold and Gold Washing

Expedition to the Dead Sea.--Oriental Christians

Homestead Exemption

Natural Manufactures for the Market

Protection of the Telegraph

The Encyclopedia of Chemistry

The Ladies National Magazine

The Smithson Institute

Treatment of Cholera

Fashionable Hours

Head Work

Hubbell's Fire Arms,--Remarks of William W. Hubbell, on Fire Arms

The Theory of Spheres

Atmosphere Pile Driving Engine

Velocity of Cannon Shot

Great Britannia Tubular Bridge

Improvement in Saws

The Ball Axle

A Great Discovery Announced

Advice to Our Manufacturers

Cheap Postage

Paine's Electrical Light

Patent Case

Sound and Rapid Motion

The Scientific American

The Telegraph Controversy

The Subterranean Lake on the Central Railroad, Michigan

A Word to Parents and Teachers

Always Have some Work in Hand

Valuable Scientific and Mechanical Works

Elementary Principles of Carpentry

Gold in Borneo

Modern Inventions.--An Iron Bridge of a Single Tube

The Best Mechanical Paper

In the World Fourth Year of the Scientific American

New Chemical Law

Magnetic Attraction

History of the Rotary Engine

Prepared expressly for the Scientific American

Departments

  • Meteoric Phenomena

  • From the Editor

    To Correspondents

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December 30, 1848

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