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Improved Stave Machine

The Carding Machine--A Truly Great Invention

Journal of Patent Law

Literary and Scientific Notices - May 12, 1860

Ancient Ruins in the United States

Explosions in Coal Mines

Grist Mills and Milling

MaCaulay's Companions in the Tomb

Combined Harrow and Seed-Sower

Bodies Falling through the Air

American Naval Architecture

Editorial Correspondence

Magnitude of Southern Railroads

Polytechnic Association of the American Institute

Defects of Calf-Skin Leather

The Hexagonal Cell of the Honey-Bee

By W. J. Weeks

A Column of Varieties

Improved Oscillating Engine

American Type-Setting Machines

Is a Patent Liable to Levy and Sale on Execution?

The Achievements of Science

New York Markets - May 12, 1860

Foreign News and Markets - May 12, 1860

The English Police

Weekly Summary of Inventions - May 12, 1860

Patent Claims - May 12, 1860

Issued from the United States Patent Office

Money Received

New Books and Periodicals Received - May 12, 1860

Protz's Knife-Cleaner

Brown's Quartz-Crusher

Clay Retorts

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    Notes and Queries - May 12, 1860

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May 12, 1860

Complex Causes. Alternative Solutions.