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American Railroad Iron

Railroad Accident

Cumberland Valley Railroad

A Varnish to Imitate the Chinese

Iodine as an Element of Animal and Vegetable Substances

A Fine Black Varnish for Coaches and Iron Work

The Wheeling Bridge Case

Receipt for Chapped Hands

Machinery for Obtaining Power by the Force of Waves and Tides

American Celestial Phenomena

The Architect of the Patent Office

Chain Belts

Celestial Phenomena

Explosions of Steam Boilers—Their Causes and Remedies

Linen—The New Discovery

An American Steamer on Lake Nicaragua

New Electro-Chemical Telegraph

Anthracite Glass

New Way to Tin Iron

Improvements in Machinery for Making Cotton Batting

Improvement in Endless R. R. Horse Power

Another Perpetual Motion

Manufacturing in Nashville

Improvement in Attaching the Pole to Axle of Wagons and Carriages

Railroads of the United States

Our Ocean Steamships

Rationale of the Composition of Water

The Moisture of Rooms

List of Patent Claims

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

    Of Shamrocks and Science

    Happy St. Patrick’s Day