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Features

Interesting to Railroad Corporations

Telegraph to France from England

McKinney's Improved Mode of Regulating the Setting of Bows in Wagon Tops

Whitney's Pacific Railroad

Utica and Schenectady Railroad

Fire and Water Proof Cement

Fair of the American Institute

Patent Cases—Telegraph Case

Mining in New Brunswick

Oil of Poppy Seeds

McCormick's Grain Reaper

Bark Mill

Proposed Improvement of Costume

The Voltaic Battery—Chemical Equivalents

New Rotary Engine

New Old Invention

A Discovery

Commissioner of Patents

Revolving Cylinder Steam Engine

Regulator for Hydraulic Rams

Gelston's Double Force Horse Power

Apparatus to Measure a Ship's Leeway

The First Steam Engine—James Watt

Photography

The Manufacture of Fine Glass in England

Maryland Mechanics Institute Fair

Ocean Steam Ships

List of Patent Claims

Important Notice to Us!

Bound Vol. 5, Now Ready

To Inventors and Mechanics

The Best Mechanical Paper in the World! Sixth Volume of the Scientific American

Wind Measurer

Scientific Memoranda

One of the Comparative Advantages of Coke as Fuel

To Our Young Men

Departments

  • From the Editor

    To Correspondents

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October 26, 1850

Confronting Common Wisdom