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Features

Allegheny Valley Railroad

Self-Stripping Carding Machine

Arrowroot in Florida

Pickling Meat

The Steamship Great Britain

American Ship-Building

The Gold of California

Circular Saws

Recent Foreign Inventions

Improved Blacksmiths' Tuyeres

Chemical Analysis of Poisons

Great Discovery of Lead Ore

Curious Effects of Excitement

My head is gray but not with years.

Remarks on Inks

Electro-Magnetism as a Motive Power

Improvement in Railroad Cars

Improved Hot-Air Register

To Prevent Accidents on Railroads

Whitelaw & Stirrait's Water Wheel—The Overshot at a Discount

The Woodworth Patent—Its Extension

Improved Stove

Verdict of the Jury in the Greenwich Avenue Calamity

The Proposed Exhibition at New York

Amorphous Phosphorus

Gutta Percha Pens

Gas Light in Factories

Insecurity of Buildings

Great Rat Trap

Discoveries

American Astronomers in Europe

List of Patient Claims

Pneumatic Pile Driver

Castor Oil for Light

Sending Receipts—Postage on Books

An Important Paragraph

Back Numbers and Volumes

Screw Propeller for the Navy

What May be Done with Old Rags

On Boilers--No. 3

Gold from Australia

A Curiosity

Gold Solder

To Mechanics, Manufacturers and Inventors

Submarine Telegraph

Structure on Piles

Departments

  • From the Editor

    To Correspondents

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December 06, 1851

Music's Mysterious Power

Music's Mysterious Power

Emotional. Cognitive. Therapeutic.