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The Government and Agriculture

Fulminating Quicksilver

Burning of Western Steamers

A Deadly Color

Traction Engines

Brown's Hot Water Apparatus

The Uncertainties of History

Secret of Horse Taming

Recent Patented Improvements

Wear of the System by Railway Traveling

Science and Justice

Colt's Extension—Curious Rumors


New Patent Plow

Extraction of Copper from Ore

A Compliment

Vandenburgh's Ironing Table

Oilcloth to Imitate Leather

Manufacture and Reduction of Platinum

The Atlantic Telegraph Cable

The Late Sewing Machine Patent Suit

Vagaries of Philosophers

Patent Office Report for 1857

French Agriculture and Population

The American Association for the Advancement of Science

How to Obtain Dry Boiled Potatoes

Gilding and Plating Silk Thread

United States Circuit Court

Another Great Telegraph Enterprise

Roofing Cements

Scraps for the Museum of Science

How to Cut a Piece of Leather which will Exactly fit a Cone Drum


Thompson's Seed Roller

Improved Mowing Machine

Filling Teeth with Tin

Wealth of the United States

The Æolian Harp

New Alloy for Journal Boxes


  • From the Editor

    An Error Corrected

  • Letters

    Correspondents - May 15, 1858

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