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Machine for Tennoning Bedstead Rails

A Ship Sailing Against the Wind

Rochester Trial of Mowing Machines

List of Patent Claims

Quick Made Blacking for Shoes

Report of the Commissioner of Patents

To Make Beautiful Hair Oil

Improved Carriage Wheel

American and Scotch Pig Iron

Is the Center of the Earth a Mass of Fire

Damage to Cargoes Sweating Ships

Ex-Commissioner Mason

Malignant Postule

Resignation of the U. S. Commissioner of Patents

New York Docks

Coal Burning Locomotives

Paris Exhibition, &C

Telegraph Lines on Railroads

Measuring Distances by Sound

Scientific Notes and Queries

Important Items

The Art of Dyeing--No. 29

Fleas, Bed-bugs, &C


Inventors, and Manufacturers


  • Letters

    To Correspondents

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July 14, 1855

Of Shamrocks and Science

Happy St. Patrick’s Day