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Rail Road Economy

Self-Acting Lathe for Turning Ornamental Work

Tennessee Copper Ore in England

Issued from the United States Patent Office

List of Patent Claims

Trial of Agricultural Implements at the French Exhibition

A New Way to Raise Beans

Curious American Patent Case in France

Improved Hydrant

On the Management of Circular Saws

Information Relating to Steam Engines

Avoid Rashness in Swimming

Laughing Gas

The Power of Belting

Apple Paring Machine

The Trans-Atlantic Telegraph

The Claims of Inventors

To Our Brethren of the Press and Others

Important to Inventors--Another $10,000 Prize

The Mason Testimonial

Patent Safe Game

Recent Foreign Inventions

The Contract System on the Canals

The Great French Exhibition.--The American Department

Editorial Correspondence--No. 10

More About Etherizing Congress

Important Items


Inventors, and Manufacturers

Tape Worm Trap

Volcanic Mud Phenomenon

The Art of Dyeing.--No. 33


  • Letters

    To Correspondents

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