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Features

Improved Chronometer Governor and Balanced Throttle, The Manufacture of Paper

Notes on New Discoveries and New Applications of Science

The St. John Boiler Explosion

The Electric Ray of the English Channel and other Electric Fish

Nitro-Glycerin

The Way Banks Are Managed in New York

Special Notices

Miscellaneous Summary

Recent American Patents

Bird's Geared Differential Pulley

Browne's Broom Head

Steel Brush for Boiler Tubes

The Algonquin and Winooski Trial

Negative Slip

Fashions and Trades

To Our Readers on the Pacific Coast

Velpeau on Cholera

Patent Claims

Issued from the United States Patent-Office

Patent Agency Office

Field's Carriage Jack

Departments

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    Correspondence

  • Patents

  • Notes and Queries

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November 18, 1865

Confronting Common Wisdom