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Chapman's Spiral Paddle Wheel

Hair of Different Races of Men

Length of American Railroads

Mobile and Girard Railroad

Railroads in Russia

Anhydrous Steam—Stame

Artesian Wells

Foreign Correspondence

Electricity, Metals and Water

English and American Railroads

Magnificent Present

Walnut Leaves in the Treatment of Disease

Working Sail by a Steam Engine

A Curiosity

American Association for the Advancement of Science

Amoskeag Machine Shop

Illuminated Clocks

Improvement in Presses

Light and Heavy Locomotives

Paine's Light

Quick Passages. Lieut. Maury's Charts

Removals at Washington

The London Well Waters—Their Action on Lead

American Iron Houses

Death of Commodore Barron

Woodworth Patent Case

Reform of the English Patent Laws

Practical Remarks on Illuminating Gas

List of Patent Claims

New Edition of the Patent Laws

Skins for Door Mats

Telegraph Speed

Sale of Prof. Websters Apparatus and Chemicals

New Steam Navigation Act




Flax in Ireland

Destruction of the Egyptian Pyramids and Temples


  • From the Editor

    To Correspondents

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May 03, 1851

20% Sitewide for President's Day