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Features

Breech-Loading Firearms

An Instrument for Examining the Eye

Hydrophobia Signs

Important to Inventors

Hydraulic Cements

Loss of Fuel in Furnaces

New Corn and Cane Cutter

Kahnweiler's Pipe Joint

Only One Hundred and Forty Cents!

Death of an Eminent Man

Gaslight on Cars and Boats

Watchmaking by Machinery

Progression

Extraction of Gold from Dross

Steam on Canals

The Helypsometer

To the Postmasters of the United States

Hoke's Improved Marking and Winding Square

Trial of Breech-Loading Carbines

The Commissioner of Patents

Valuable Hints to our Readers

The Potato Rot—Its Cause and Cure

New Prospectus

Departments

  • Letters

    Correspondents - August 28, 1858

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