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A Varnish to Imitate the Chinese

Cumberland Valley Railroad

American Railroad Iron

A Fine Black Varnish for Coaches and Iron Work

Receipt for Chapped Hands

Railroad Accident

Machinery for Obtaining Power by the Force of Waves and Tides

Iodine as an Element of Animal and Vegetable Substances

The Wheeling Bridge Case

The Architect of the Patent Office

American Celestial Phenomena

Celestial Phenomena

Chain Belts

Explosions of Steam Boilers—Their Causes and Remedies

An American Steamer on Lake Nicaragua

Linen—The New Discovery

Another Perpetual Motion

Manufacturing in Nashville

New Electro-Chemical Telegraph

New Way to Tin Iron

Improvements in Machinery for Making Cotton Batting

Improvement in Endless R. R. Horse Power

Anthracite Glass

Improvement in Attaching the Pole to Axle of Wagons and Carriages

Railroads of the United States

Rationale of the Composition of Water

Our Ocean Steamships

List of Patent Claims

The Moisture of Rooms

Mechanical Principles

Standing Notice to Subscribers


Durability of Vellum


Bituminous Shale


Inventors and Manufacturers

The Lead Mines of Iowa


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    February 08, 1851

    20% Sitewide for President's Day