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Cincinnatti for Pork Hams

Keep your Back Warm

Improvement in Wind-Mills

New Motive Power

Cold Water for Burns

From California

The Erie Railroad

Bahama Sponges

Magnetism of the Atmosphere

Foreign Correspondence

The Mystery of the Electric Circuit

The Cunard and Collins Steamers

Nasmyth's Improvements in Forging Heavy Masses of Iron

Passages of the Atlantic Mail Steamships from Liverpool to New York, from Jan. 1 to April 3, 1851

Double Rotary Grinding Metallic Mill

Improved Printing Press

New Smut Machine

Norcross's Planing Machine

Rice and Its Cultivation

Give us the Name of the Inventor English Patent Laws

Patent for Paine's Light

The Crystal Palace

Electro-magnetic Annunciator for Hotels

The World's Fair in America

An American Machine for Turkey

Practical Remarks on Illuminating Gas

List of Patent Claims

New Edition of the Patent Laws

Chain of Being

The English Railway


Inventors and Manufacturers

Light at Last


  • From the Editor

    To Correspondents

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April 12, 1851

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