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Features

Hydrophobia

Improved Burglar Alarm

American Naval Architecture

The Steamer Trumpeter.

The Crank--A Question Answered

The Sewing Machine-No. I

The Origin of the Rock Oils

A Thrilling Narrative of the Escape of the Steamer Arabia

Pinel's Magnetic Water Gage

By George Piggott

Fresh-Water Sponges

Rotary Dynamometer

Improvements in the Cotton Plant

Annealing Steel

The Polytechnic Association of the American Institute

Coating Patterns

Ventilate the Shop

Talk with the Boys

A Column of Varieties

The Noise of the Aurora Borealis

Application for the Extension of a Patent

Selfridge's Improved Pump

Improved Hand Drill Seed Planter

Dentifrices

The Rights of Joint Patentees--A Reviewer Reviewed

Working Steam Expansively

Our Special Correspondence

New Books and Periodicals Received - September 29, 1860

Patent Claims

Recent American Inventions

The Rise and Progress of Inventions

Money Received

Brown's Improved Shawl Pin

Improved Car Ventilator

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    Notes and Queries - September 29, 1860

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September 29, 1860