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Features

Steam Boilers and Furnaces

Convenient Farm Gate

List of Patent Claims

Mechanical Trade Reviving

The Heat of Steam

The Voyage of the Ericsson

Horse Flesh vs. Steam Power

Model Steam Engines

Terrible Steamboat Explosion

War News

Another Great Russian Railway

Paris Exhibition, &C

Balloon Traveling

Patent Office Promotion

American Ship for Russia

Fruit Preservatory

A Tunnel Under Niagara River

Catalogue of Patents Issued

Sugar

Consuming Smoke in Furnaces

Fairmount Suspension Bridge

The Expense of Etherizing Congress

Trial of Dick's Self-Adjusting Railroad Switch

The Harvest and Crops

Gumming Saws

Variations of the Magnetic Needle

Composition for Coating Metals, to Prevent Oxydation

History of the Earth

Volcanoes and Heat of the Earth

Anointing With Oil

Is Hydrogen a Metal

Photographic Pictures--A Disclaimer

Important Items

Mechanics

Inventors, and Manufacturers

The Art of Dyeing--No. 30

To Measure Distances by Visual Angles

A Barbaric Act

Blackberry Wine

Uses of Sulphur

Departments

  • Letters

    To Correspondents

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July 21, 1855

Confronting Common Wisdom