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Features

Atmospheric Phenomena

New Atlantic Steamers--Galway Line

American Dentists Doing Business in Europe

An Unjust Tax

Another New Light

Improved Cooking-Stove

California Inventors--Signing Drawings

Earthquakes--Tenacity of Life

Saltpeter--Nitric Acid--Purifying Oils

Highly Important Patent Suits

Tardiness at the Patent Office

India Rubber Patent

McCormick's Reaper Patent Extension

Removal

Freight Railroads Wanted

The Cigar-Shaped Steamer--Another Letter from its Builders

Speech of the Commissioner of Patents

New Hay Elevator

Preventing Thin Steel Tools from Bending

Variation in Vital Heat

Mechanics

Inventors, Millwrights, Farmers and Manufacturers

Departments

  • Departments

    Notes and Queries

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January 22, 1859

Confronting Common Wisdom