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Improvement in Windlasses

List of Patent Claims

Scientific Notes

History of the Telegraph Difficulties and Success of an Inventor

Discovery of a Dangerous Reef

Encroachments on the Patent Office

Recent Foreign Patent Law Cases

The Weight of Castings by Patterns

Oil Used on Railroads

Types of Hard Metal

Improvement in Windmills

New Air Spring for Railroad Car

Physical Effects of a Bombardment

Splendid Cash Prizes

A Word to Old and New Friends

The Plague; Its Origin and Disappearance

The Scientific American Prizes

War Projectiles-New Shells and Cannon

The United States Patent Office

Iron Girders

Engineer and Machinists Drawing Book

Improvement in Government Firearms

American Association for the Advancement of Science.--No. 5

Railroad Accidents in England

Lighting Streets by Electricity

A Novel Experiment in Locomotives

Lime and Its Use in Cities

To Prepare Nitrate Ammonia

Making a Sea of the Arabian Desert


Inventors and Manufacturers


  • Letters

    To Correspondents

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September 29, 1855

Science for the Modern World