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The Blandy Portable Steam Engine

Fire-Escapes--A Suggestion

American Naval Architecture

What Ought to be Known

Polytechnic Association of the American Institute

The Manufacture of Tin Plates

Chinese Green from Buckthorn

American Telescopes--The Twist in the Grain of Trees

Cotton Machinery Inventions

Patent Extensions before Congress

Death of Hon Chas Stearns

The Lightning Calculator

The Cattle Disease in Massachusetts

Interesting Correspondence

A Profitable Way of Burning Sawdust

A Cheap Fishing-Net Machine Wanted

Preventing Boiler Explosions

Repairing Cracked Bells

Of Interest to None but Inventors

Egg-Hatching Machine

A Woman Pleads for New Inventions

Little's Stave-Cutter

Bristol's Anti-Friction Valve

Recent Extensions of Patents

Electrical Conductors


Interesting from Washington--Patent Law Discussion

Foreign News and Markets - April 28, 1860

Discoveries and Inventions Abroad

Weekly Summary of Inventions


Patent Claims - April 28, 1860

Issued from the United States Patent Office

Improved Ship's Stove

Plastic Fillings for Teeth

Byrn's Patent Corkscrew


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    Notes and Queries - April 28, 1860

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April 28, 1860

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