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Lathe Attachment for Centering and Squaring, Reclamation, and more

Notice to Subscribers

Further Extracts From Professor Tread-Well on Hooped Cannon

Failure of the English Iron-Clads

Making Grape Sugar From Starch

Special Notice

Recent American Patents

Scofield's Sewing Work Holder

What Can be Done for Inventors--Advice Gratis and Advice for Pay

Will Phosphorus Set Wood on Fire?

Steam Engines in Cold Weather

The One Thing to do With the Currency

Prof. Doremus's Lectures


A Noticeable Fact

Patent Claims


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