Scientific American Magazine

Fall of a Railroad Bridge Near Frankfort, Kentucky

The Eric Canal and Utica and Schenectady Railroad

Improved Flour and Grain Dressing Machine

Discovery in Surgery

Sickness on the Western Rivers

Soft Soap

The Floating of Rafts

Valuable Paste for Books

American Inventive Genius

To Kill Cockroaches

Soft Toilet Soap

Artesian Well at Newark

A New Physiological Test for Insanity

Ruttan's Patent System of Ventilation

Yellow Amber

Anthracite Coal Ashes

Joiners' Improved Plow

Water Proof Cloth

Woodworth Patent Case

Improved Power Loom Picker

Improvement in Cutting Screws

Improved Printing Press

Improved Railroad Truck

New Grain Drill

Flexible Ivory

Thunder and Lightning—New Way of Making Gas

Patent Law Case of an American Invention in Britain

Prevention of Explosions on our Western Rivers

Splendid Engravings of a New Patent

False Lights

Artificial Coal

Population of France

Practical Remarks on Illuminating Gas

List of Patent Claims

New Edition of the Patent Laws

Back Numbers and Volumes

The Salt Lake

Mechanics

Our Paper

Dr. Faraday on Chimneys

The Science of Going to Bed

The United States at the Exhibition

Hydraulics

To Correspondents