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Features

Iron Churches

New Printing Press

The Benefits of Machinery

Fish and Flesh as Food

Patent Case

Natural Self-Printing

Chloroform in Seasickness

Lemon Juice in Dropsy

Objections to Hollow Walls

Eggs for Burns

Lime in the Eye

Use of Gold

New Protector for Firemen

American Iron Steamer

Day's Boiler Guard

To Dissect the Atmosphere

Separating Bran From Starch

Volatile Gold-Deficit at a Mint

Artificial Propagation of Fish

Our Lake Superior Copper Mines

The Patent Office Records and Patent Claims

Cambridge Professors and the Spiritualists

Care of China and Glass

Preparations for Laying the Atlantic Telegraph Cable

Stopping Table Turning

Virginia Mechanics' Institute

Important Item

Correspondents

Mechanics

Inventors and Manufacturers

The Power of Wind

Adjustable Screw Propeller

Lead Mines in Newfoundland

Departments

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    July 11, 1857

    Help Us Reforest the Mississippi River Valley