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Improved System of Rolling Car Wheels, Manufacturing and Tempering Sword Blades in India

Champagne and its Production

Prosperity of Our Manufactures

Plans for Cooling and Ventilating Buildings by Morin and Regnault

The Foot Lathe

Two Kinds of Electricity

Barnum's Button

Rogers's Belt Stretcher

Miscellaneous Summary

Polytechnic Association of the American Institute

Effect of Sanitary Regulations

Recent American Patents

Patent-Office Decisions

Hare's Oil Cup

Administration of the Patent Office

An English Tank Engine

A Large Steam Cylinder

Concerning Belts

Death of Professor Mapes

Our Position on the Expansion Question

Patent Claims

Best Mode of Introducing Inventions

Patent Agency Office

Rendering Cloth Uninflammable

Special Notices


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  • Notes and Queries

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January 20, 1866

Of Shamrocks and Science

Happy St. Patrick’s Day