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