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Features

Professor Louis Agassiz

Eccentric Spring Vise

Sheppard's Cotton Tie

Encke's Comet

From the Boston Journal of Chemistry.

By C. A. Young

Hot Water Heater for Greenhouses

Goux's Improvements in Earth Closets

Latent Heat of Vapors and Gases

By P. H. Vander Weyde

Bridgman's Thill Coupling

Artificial Stone and Fireproof Buildings

Meteorology, Its Capabilities and Its Future

Education of the Ear

Patent Decision - January 1, 1872

To City Subscribers

Timely Suggestions

The Last Six Months of Chemistry

Scientific Intelligence - January 1, 1872

Science Record for 1872

Recent American and Foreign Patents

Applications for Extension of Patents

Official List of Patents

Issued by the U. S. Patent Office for the Week Ending December 19 , 1871. Reported Officially for the Scientific American.

Departments

  • From the Editor

    Answers to Correspondents

  • Letters

    Correspondence - January 1, 1872

  • Departments

    Notes and Queries - January 1, 1872

  • Business and Personal - January 1, 1872

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January 01, 1872

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