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Features

J. A. Fay & Co.'s Exhibit of Woodworking Machinery at the Centennial

Intermittent Records and Their Interpretation

The Close of the Centennial Exposition

The Salt Bluffs of Virgin River, Nevada

Artificial Butter

The Stereoscope

A New Irrigator

Improved Bevel

Improved Fireproof and Burglarproof Safe

Time Drop Attachment for Alarm Clocks

Locomotives and Railways

Practical Mechanism - November 25, 1876

Second Series—Number XV

By Joshua Rose

Counter Gear for Lathes

Rapid Transit Locomotive

Bixa Orellana--Annotta

The Castor Oil Plant as a Tree

Centennial Notes - November 25, 1876

New Miscellaneous Inventions - November 25, 1876

New Agricultural Inventions - November 25, 1876

New Household Inventions - November 25, 1876

Recent American and Foreign Patents - November 25, 1876

New Woodworking and House and Carriage Building Inventions

New Mechanical and Engineering Inventions - November 25, 1876

Communications Received - November 25, 1876

The Validity of Patents - November 25, 1876

Departments

  • Letters

    Correspondence - November 25, 1876

  • Departments

    Notes and Queries - November 25, 1876

  • Business and Personal - November 25, 1876

  • Index of Inventions - November 25, 1876

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November 25, 1876

Beyond XX and XY

Biology. Identity. Equality.