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Machine for Measuring the Flow of Water

Counterfeit Gold Coin

Extraordinary Case of Mirage

City Railroads

What Railroads Do

Electric Telegraph in Hospitals

Manufacturing in Macon, Ga

Resuscitation of Frozen Fish

New Magnetic Indicator

Flax Cotton

American Genius

The Sinking of Ice

Steam Carriages on Common Roads--The Last of the Controversy

Keeping Cattle Warm

Early Days of Steam Navigation

Recent Foreign Inventions

Safety Whiffletree

Superior Sand Paper

New Clock Telegraph

Alarm for Tills and Drawers

Petition for Extension of Patent

Measures of Length

The Cold Weather

Felt Cloth Carpets

Curiosities of Water—Explosions of Steam Boilers

American Axes in Canada

The Rappings

Prizes for Inventions

Extension of the Woodworth Patent

Photography and Gutta Percha

Burning of a Steamship

Great International Patent Cases

List of Patent Claims

Commercial Statistics of England

The Opium Trade

The Great Forrest Case

Back Numbers and Volumes

An Important Paragraph

New Arrangement

Singular Cause of Death


On Boilers--No. 10

The Coal Trade of Pennsylvania

Singular Effects of Disease of the Brain


Vegetable Parasites in Sugar


  • From the Editor

    To Correspondents

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