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Features

Progress of Astronomy

Railroad through Canada to the Pacific

Perfumes for Pocket-Handkerchiefs

To Cleanse and Improve the Hair

Improvements in Blast Furnaces

To Cleanse the Hair

To Remove Freckles

Cave Villages in France

Correspondence of the Herald, Scire Facias and Stealing Inventions

A Physiological Problem

Bills for Reforming the Patent Laws

Coinage in the U.S. Mint for 1851

Chloroform as an Antiperiodic

The Hygroscope

Destruction of Movements in Egypt

The Application of Iron to Railway Structures

New Coal Breaker

Railroad Alarm Bell

Syphons to Raise Water over Banks

Improved Brick Machine

Improved Burning Fluid Can

Improvement for Bending Carriage Springs

New Method of Engraving

New Fuel

Daguerreotype—New Discovery

Design to Convert the Patent Office from its Legitimate Use

Gutta percha for Covering Telegraph Wires

Falling of Buildings in New York

The Crystal Palace for the Great Exhibition

To Mechanics

List of Patent Claims

Seasonable Hint to Consumers of Coal

The Telegraph

The Northern Lights

Liquid Leather

Mechanical Principles—No 4

Patent Claims

Brazilian Tea

Animal Substances in the City

Moveable Fire Boxes for Locomotive and Marine Boilers

Mechanics

Inventors and Manufacturers

American Coal Trade

Adulteration of Milk

Interesting Chemical Discovery

Hydraulics

Departments

  • From the Editor

    Errors

  • To Correspondents

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January 25, 1851

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