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Features

Irish Riots

Wheeling Railroad Subscription

Canada and Maine Railroad and a New Steamship Line

Anthracite Coal Trade

To Prepare Window Shades for Painting

Railway through the Alps

Kerosene Gas—Nova Scotia Going-a-Head of Old Mother

Spoke Tennoning Machine

The Scotch and American Yankees

Survey of the Mississippi

Protection from Pedlars

Ingenious Piece of Workmanship

A Suggestion to Builders

Ship Building in Oregon

President's Message

New Route Discovered in Nicaragua

A Curiosity

Stone Ware in Texas

The First Steamboat

Patent Case. Casting Chilled Rollers

Letter from Mr. Paine

Water Gas Company

The Charleston Fair

Some Phenomena of Defective Vision

To Connecticut Mechanics

The Boiler Explosion

Bridge Over the Ohio

The Voltaic Battery—Electrotype

Number VII

World's Great Convention of Doctors

Spring Power to Propel Vessels

Bridge from France to England

Functions of the Nervous System and Brain Scientifically Considered

World's Fair on Governor's Island

Coal Breaking Machinery

Match-Making Machine

Water Pressure Engine

Machinery for Turning Irregular Forms

Self-Acting Parallel Gate

Paisley Shawls and British Taxation

Solders and Soldering

Our Manufactures

New Fabric

Commissioner of Patents' Report. Concluding Remarks

List of Patent Claims

Gravitation—What it Is

Question about Patent Property

An Important Paragraph

Patent Claims

Mechanics

Inventors and Manufactures

Hydrostatics

Worms on Snow

Improvements in Tanning Leather

Scientific Memoranda

Departments

  • From the Editor

    To Correspondents

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December 07, 1850

Confronting Common Wisdom