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Accident to the Africa

Vermont Central Railroad

Western Railroads

Electro-Magnetism as a Motive Power

Coal-Burning Locomotives

Improved Planing Machine

Improvement in Canal Locks

Improvement in Making Railroad Chairs

Improvement in Turbines

Method of Curing Prize Hams

Mending Cast Iron Pots

Coins in the United States—Mint at Philadelphia

Fire Annihilator Experiments—Tripler Hall Saved because there was no Conflagration

Health Extraordinary

Improved Method of Ventilating Cars

Hydraulic Pressure Engines

Improved Corn Sheller

Improved Carriage Wheels

Great Telegraph Case—Uncertainties of Law

Scientific Memoranda

Factories in Louisiana

Cure for Diarrhea

Honors Awarded

Machine for Pulling Flax

Mr. McCormick's Reaper

Panama Railroad

Patent Case

Shingle Machines

The New Motive Power—Centrifugal Force Stock

The Reason Why the Water of the Dead Sea is Unfitted to Support Life

Decisions of the Patent Office

Ague and Fever on the Mississippi

Barnhill's Premium Apple-Paring Machines

Another American Sculptor

American Growing Java Coffee

Foundry and Machine Shop

Hussey and McCormick's Reaper

List of Patent Claims

The London Patent Journal on the Scientific American

The Wheeling Bridge

An Important Paragraph

Sending Receipts—Postage on Books

Back Numbers and Volumes

A Cheap Cottage

Bohemian Glass

To Mechanics



  • From the Editor

    To Correspondents

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November 15, 1851