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Grape Vines in Gardens

Steam Floating Batteries and Gun Boats

Wood Bending Machine

Romance of the Steam Engine

Prevention of Steam Boiler Explosions

Georgia Factories

List of Patent Claims

Plowing by Steam

The Steamboat Isaac Newton

Examination of Engineers

The Thomas Iron--Glass Growing Stronger with Age

Casting Cannon With Cores and Cooling Them Inside

Steam Fire Engines for Cities

Course of the Electric Current in Baths

Elliot's Compound Governor

Porpoise Skin Leather

Washing Silver Ware

New Land Measuring Instrument

The New Patent Bill

A New Patent Trap

Senator James' Patent Bill

Agencies for Selling Patents

Proposed Change in the Patent Laws

Recent American Patents

A Great Philosopher Dead

Engineers, and Steam Boiler Explosions

Shafts for the Adriatic

Recent Foreign Inventions

Important Items

Improved Dredging Machinery

Remedy for the Striped Bug


Life Preservers



  • Letters

    To Correspondents

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