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Lake Nicaragua

Mobile and Ohio Railroad

St. Louis Pacific Railroad

Cure for Stammering

Improvement in Water Wheels—Fig 1

Mississippi Wine

Steam Boilers

Townsley's Water-Proof Blacking

Woodworth Patent—Important Decision

Works on Science and Art

A Paper Devourer

Ancient Britons


Correspondence of the Scientific American

Cotton Factory in Albany

Keep This In Mind

Medical Use of Salt


Franklinite Iron and Zinc

Music in Man

The Climate of Georgia

The Electric Light, &C

To Prevent Explosions

Amount of Conversation Calculated

Improved Machine for Tinsmiths, for Turning—Fig 1

New Lamp for Locomotives

To Clean Straw Hats

A New Description of Steam Vessels

Cast and Wrought Iron Rails


Trouble about Patent Laws and Patents

Our Half Volume

Reform of the Patent Laws

List of Patent Claims

History of Propellers and Steam Navigation

Grafting Grape Vines

Cure for Colds

To Inventors and Mechanics

Tanning—Practical Remarks



  • From the Editor

    To Correspondents

  • Recommended


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March 16, 1850