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Wade's Railroad Brake

La Grange and Atlanta Railroad

Railroad Car Building in Louisville, Kentucky

Blue Rose

Advantages of Steam Travelling by Land and Water

Introduction of Rice into Carolina

Paxton Nearly Burned

Retort of a Witness

A Nut Uncle John Can't Crack

Colt's Pistols

English Patent Laws, &C

Special Correspondence of the Scientific American

The New Motive Power—Centrifugal Force

Chemical Improvements Relating to the Arts—Recent Foreign Patents

For Farmers

Strange Surgical Operation

The Vulcanizing of India Rubber

Improvement in Steam Boilers

Improvement in the Photographic Art

Iron Veneering for Fronts of Buildings

New Cannon for Throwing Chain Shot

Polley's Plan of Opening and Closing Shutters and Blinds

Improved Lock

Improved Plow

Improved Seed Drill and Cultivator

The Art of Flying—A Wonderful Feat

Improved Water Wheel

Discovery of a New Metal

Improvement for Blinds of Windows

Cast Iron Houses in China

Inventors' Manual—Legal Principles of Patents

Iron Buildings in New York City

Is this a Patentable Subject?

Patent Washing Compounds

Simple Water Filter

A Summer Tour

Observations on the Mammoth Cave

List of Patent Claims

How to Toast Bread

A New Steam Engine

No. of Patents Issued In Each Year From

Back Numbers and Volumes

New Edition of the Patent Laws

Patent Claims

Gigantic Water-Works in Ceylon

A New Remedy in Diarrhea, Cholera Infantum and Cholera Morbus

Scientific Memoranda



Inventors and Manufacturers


  • From the Editor

    To Correspondents

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July 26, 1851