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Features

Improved Eave-Trough Machine, the Capacities of Government and Private Armories, and more

Miscellaneous Summary

New York Markets

Colors and the Fashions

The Beard

Manufacture of English Files

Inventions and Discoveries Abroad

Scientific Information--British Association for the Advancement of Science

Harbor Defenses

Economy of Fuel

Mechanics in our Army and Navy

An Hour in a Screw Factory

Death of Major Hunt

Our Gold--and Silver Mines--the Nation's Wealth

Recent American Patents

Human Hair

Patent Claims

Issued from the United States Patent-Office

Applications for the Extension of Patents

To Our Readers

A New Tumbril Car

Departments

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    Correspondence

  • New Books and Publications

  • Notes and Queries

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October 17, 1863

Complex Causes. Alternative Solutions.