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Mattison's Barrel Machine

The Fine Weather and Railroads

The Leviathan—What Next?

Hart's Improved Tongs

Commissioner of Patents

Salt from the Gulf Water

The Rind of Fruit Indigestible

Turkish Progress

Schleter's Shade Fixtures

Diagonal Bit-Holder

Peat, Lime and Potatoes

Clark's Patent Extension Table

Premium for a Steam Plow

A Question in Patent Law

Activity Among Inventors

Application for Patent Renewals

Harbor Navigation and Dirty Streets

Sugar Canes and African Imphee

Terrible Steamboat Explosion

Weatherology—Vegetation—Gulf Stream

Remarks on Commissioner Holt's First Annual Report

The Boston Steam Yacht

Mechanics

Science in Sport

Phelan's Improved Billiard Cushion

Cohen's Husking and Shelling Glove

Iron Production

Departments

  • Letters

    Correspondents - February 6, 1858

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February 06, 1858

Beyond XX and XY

Biology. Identity. Equality.