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Features

Fall of a Railroad Bridge Near Frankfort, Kentucky

Improved Flour and Grain Dressing Machine

The Eric Canal and Utica and Schenectady Railroad

Discovery in Surgery

Artesian Well at Newark

Valuable Paste for Books

Sickness on the Western Rivers

Soft Toilet Soap

The Floating of Rafts

To Kill Cockroaches

Soft Soap

American Inventive Genius

A New Physiological Test for Insanity

Yellow Amber

Ruttan's Patent System of Ventilation

Anthracite Coal Ashes

Woodworth Patent Case

Water Proof Cloth

Flexible Ivory

Improved Power Loom Picker

Improved Printing Press

Improved Railroad Truck

Improvement in Cutting Screws

Joiners' Improved Plow

New Grain Drill

Artificial Coal

False Lights

Patent Law Case of an American Invention in Britain

Prevention of Explosions on our Western Rivers

Splendid Engravings of a New Patent

Thunder and Lightning—New Way of Making Gas

Practical Remarks on Illuminating Gas

List of Patent Claims

Population of France

Back Numbers and Volumes

New Edition of the Patent Laws

Dr. Faraday on Chimneys

The United States at the Exhibition

The Science of Going to Bed

The Salt Lake

Our Paper

Mechanics

Hydraulics

Departments

  • From the Editor

    To Correspondents

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June 07, 1851

Think Outside the Gift Box