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Features

Portable Gas Generator, Bleaching Shellac, and more

Tornadoes and Water Spouts

Lemman's Anti-Friction Ball Gate Hinge

New Test for Kerosene Oils

Massey's Double Column High Pressure and Low Water Alarm for Steam Boilers

An Incident in the Life of Baron Liebig

By Charles A. Joy

Plucky Susan, or Luck at Last--A Leaf from the Life of a Western Inventor

Terrible Gun Cotton Explosion at Stowmarket, England

The Surf

By Charles Morris

Japan a Field for Inventions and Machinery

The Origin of Life

Right of Property in Inventions an Abstract Right

Psychic Force

Wagner's Report on Techology

The Late Professor Payen

Spirits at a Discount

American Institute Fair

Interesting Extension Cases

Answers to Correspondents- September 9, 1871

Recent American and Foreign Patents- September 9, 1871

Queries- September 9, 1871

Official List of Patents- September 9, 1871

Departments

  • Letters

    Correspondence- September 9, 1871

  • Departments

    Business and Personal- September 9, 1871

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September 09, 1871

Think Outside the Gift Box