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Features

Another Planet

The Toronto and Lake Huron Railroad

Ohio and Pennsylvania Railroad

Improved Domestic Mangle

Cleveland and Pittsburg Railroad

A Rascal of a Savan

For Vegetarians

Bite of an Aligator

Pacific Railroad

The New Cabinet

The Atlantic Steamship

Remarks on Diet

Iron for Car Wheels

Unpaid Letters

Terrific Storm

Quadrature of the Circle

Great Inland Voyage

Sir Robert Peel

California

Cabbage Prevents Drunkenness

Sentence of Prof. Webster

Leonard's Mechanical Principal

Iron Business of Northern New York

Scientific Voyage

Review of the Rise Progress, and Present Importance of Cotton Manufactures of the U. S. together with Statistics showing the Comparative and Relative remuneration of English and American Operatives

Letter from Mr. Paine

Hard Black-Lead Pencils for Artists

Coating Iron Pipes with Glass

New Tobacco Sifter

New Soft Metalic Packing for Stuffing Boxes

New Reaping Machine

Life Boats

Imitation of Gold

New Nautical Instrument

Imitation of Platina

Duplex Safety Valve

The Wheeling Bridge

New Mode of Preserving Pork

A New Rotary Steam Engine

Daguerreotype of a Star

A National Steam Marine

Light—Lamps and Candles

Important Curious and Scientific Information about Water Steam Ice and Explosions

Treatment of the Disease of President Taylor

Powers of the Patent Office

Ballooning in Portugal

List of Patent Claims

Woodworth Planing Machine

To Purify Sea Water

Patent Cases

The Indiana Gold Region

An Improved Straw Cutter

Back Volumes Scientific American

American and English Steamships

About Pumps

Waterspout

Lightning and Lightning Conductors

Freezing Mixtures

A Chinese Art

Iron Mountain

To Inventors and Mechanics

A Corps of Sappers and Miners

Improvements in the Manufacture of Sugar

History of Propellers and Steam Navigation

Departments

  • From the Editor

    To Correspondents

  • Letters

    Important Notice to Us!

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July 27, 1850

Complex Causes. Alternative Solutions.