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An Orthodox Subscriber

Recorded Register for Gas Meters


Appreciation of the Scientific American

Recent Patented Improvements

Fans for Ventilating Mines

The Egyptian Steamship Voyageur de la Mer

The Horse Power of Locomotives

Ericsson's Hot Air Engine

Decision of the Supreme Court

Horse Taming

Paying Out the Atlantic Telegraph Cable

George Stephenson

More Favors Wanted from Congress by Patentees

The French Military Force in the Crimea

Outdoor Exercise and Recreation

Wine from Missouri

Wood Bending

Can there be a Great Scarcity of Timber in the United States?

Heat of the Approaching Summer

Detecting Incipient Fires in Ships

Improved Pea Sheller

Book on the Sale of Patents

Londinsky's Sad Iron Holder


A Hint to Farmers

Guthrie Center Iowa


  • Letters

    Correspondents - May 1, 1858

  • A Correspondent on Boiler Scale

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Why Do Facts Fail?

Why Do Facts Fail?

Deconstructing Denial