The Blandy Portable Steam Engine

What Ought to be Known

Fire-Escapes--A Suggestion

Polytechnic Association of the American Institute

American Naval Architecture

Chinese Green from Buckthorn

The Manufacture of Tin Plates

American Telescopes--The Twist in the Grain of Trees

Cotton Machinery Inventions

Patent Extensions before Congress

The Cattle Disease in Massachusetts

The Lightning Calculator

Death of Hon Chas Stearns

Interesting Correspondence

A Cheap Fishing-Net Machine Wanted

A Profitable Way of Burning Sawdust

Preventing Boiler Explosions

Repairing Cracked Bells

Egg-Hatching Machine

A Woman Pleads for New Inventions

Of Interest to None but Inventors

Bristol's Anti-Friction Valve

Little's Stave-Cutter

Recent Extensions of Patents

Smoke

Electrical Conductors

Interesting from Washington--Patent Law Discussion

Foreign News and Markets - April 28, 1860

Discoveries and Inventions Abroad

Weekly Summary of Inventions

Industry--Manufactures--Commerce

Patent Claims - April 28, 1860

Issued from the United States Patent Office

Byrn's Patent Corkscrew

Plastic Fillings for Teeth

Improved Ship's Stove