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Features

Indianopolis Railroad

California Railroad

The Panama Railroad

The Royal Pedigree

The French Sewing Machine

Telegraph Lines

Railroad News

Trial of Factory Girls

Children Born Blind

American Phrenological Journal

American Pencils

The Thermometer and Winter Items

The Great Telegraph Case

A Golden Rock

A Healthy Town

Separation of Iron from the Ore by Permanent Magnets

Remington Again

Queen Ann's Farthing

Morfitt's Chemical and Pharmaceutic Manipulator

Patent Case

New Parliamentary Rule

Our Prize Essay

Homestead Exemption

Disasters on the Western Rivers

Death by Anthracite Coal Gas

Westwardly Current Along the North Shore of Cuba

Virginia Coal

Tunnelling the Alps

Foolishness of Profane Swearing

California the Ancient Ophir

Importance of Flannel

The Barometer

Advice to Children

The Lost Ten Tribes

A Bone Picker

Mr. King's Report on the Panama Railroad

Madder

Engraving

Counterfeit Detector Balance

List of Patents

Improvement in Paddle Wheels

Irvin's Percolated Propeller Churn

Invention to Prevent Collisions on Railroads

Enamelling Iron

Report of the Patent Office

Back Volumes of the Scientific American

Pleasure Carriages

Balloons

American Manufactures

Reform in the Patent Laws

Explosion of a Boiler

Funds for the Pope

Curious Reminiscence of California

The Way to Melt the Ice on the Side Walk

A Terrible Case of Suffering

The Coast Survey

Public Libraries

Light and the Human Eye

Habit

Chemical Affinity--Definite Proportions

History of the Rotary Engine

Prepared expressly for the Scientific American

Poisonous Metals.--Liquid Tests of Arsenic

The Best Mechanical Paper

In the World Fourth Year of the Scientific American

To Make a Gold Powder

To Wash Iron With Gold

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February 03, 1849

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