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Norfolk and Petersburg Railroad

Lerow and Blodgett's Sewing Machine

Curious Species of Barter

A Mountain of Magnesia in California


Foreign Correspondence

American Locust, Cicada Septemdecim



Receipt for Burns


A Lot of Inventions

Letters of Various European Countries

A Burning Rock in New South Wales

Great Discovery in Illuminating and Motive Power

Incrustations in Steam Boilers

Fulton in France

Iron Masted Vessels

Improvement in Paper Pulp Strainers

Petition for the Extension of Patents

Improved Glue Pot for Cabinet Makers and Joiners

American Enterprise Honored in England

Improvements in Operating the Picker Staff of Looms

Claussen's Improvements in the Preparation and Bleaching of Flax

Premium for a Printing Press

Machinery and Labor

Fever and Cancer Cured—Great Discoveries

Artificial Tooth Manufacturing

Steamboat Betting

Appendix to the Washington Astronomical Observations of 1846

American Inventions and Benjamin Cheverton

Management of the Patent Office, and Mr. Burke

Electro-Magnetic Experiments

Petition against Blood-Letting

List of Patent Claims

Letter from Mr. Paine

Fossil Tree in Coal Rocks

Western Texas

Geographical Discovery

Depilatory Powder and Manipulating the Eyes

Scientific Memoranda


Inventors and Manufacturers


  • From the Editor

    To Correspondents

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