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Improvements in Watches

Tooth Powders

List of Patent Claims

Additional Improvement

A New Metallic Alloy

Wood Bearings to Shafting of Steamers

Coal in Oregon

California Fisheries

A Great Tailor's Shop

The Sun--No 2

How to Obtain the Metal Aluminum

Electricity the Cause of Waterspouts--A New Theory

Figures in Relief upon Marble

Convenient Writing Ink

Awarding Prizes for Improvements

Artificial and Peruvian Guano

An American Engineer in Defence of Hot Air

James' Patent Bill

Improved Wire Cutter

Improvement in Paper Machines

Important Patent Cases

Recent Foreign Inventions

Recent American Patents

Does the Moon Rotate on her Axis

Notes on Patented Inventions.--No 11

New Polishing Powder

Electro-Chemical Baths

Important Items

To Correspondents

Terms of Advertising

Important to Inventors

Literary Notices


New Water-Proof Clothing

Opinions Regarding the Cause of Cholera

The Great Eastern Steamship


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    June 28, 1856

    20% Sitewide for President's Day