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Features

An Immense Vacuum Pan for Sugar Making

Specially for our Readers

Steel Uniformity

The Efficiency of Fluid in Vapor Engines

Methods of Estimating Distances

An Improved Plow

Feed Mechanism for Roller Mills

Rope Serving Machine

Claw Bar

Improvements in Upright Pianos

A Novel Fire Escape

A New Elevated Tramway Without Rails

The Carbon Blast

The Colladon Fountain

Dr. Otto Gmelin's Cupola

Special - December 6, 1884

Agricultural Inventions - December 6, 1884

Miscellaneous Inventions - December 6, 1884

Engineering Inventions - December 6, 1884

Scientific American Catalogue - December 6, 1884

The Scientific American Supplement - December 6, 1884

Departments

  • Letters

    Correspondence - December 6, 1884

  • Recommended

    New Books and Publications - December 6, 1884

  • Departments

    Business and Personal - December 6, 1884

  • Notes and Queries - December 6, 1884

  • Index of Inventions - December 6, 1884

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December 06, 1884

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