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Features

Machine for Labeling Fruit and Other Cans, The Moabite Stone, and more

Ransome Artificial Stone

A New Spectroscope

Combined Thimble and Needle Threader

Apparatus for Dyeing Hair

A Few Corrections of the Method of Determining the Percentage of Water Mechanically Suspended in Steam Delivered from Boilers Which Prime

By P. R. Vander Weyde

Sash Lock

Cork Extractor

Charles E. Emery on Compound Engines

How Labor Enslaves Itself to Capital

The Erie Canal Navigation Problem

Ocean Telegraphy

Popularizing Science

Canals Ancient and Modern

Jean Lafitte and His Treasure

Trial of Olmstead's Electric Car Brake

Scientific Intelligence- June 3, 1871

The Descent of Man

Answers to Correspondents- June 3, 1871

Applications for Extension of Patents- June 3, 1871

Recent American and Foreign Patents- June 3, 1871

Official List of Patents- June 3, 1871

Issued by the U. S. Patent Office

Queries- June 3, 1871

Departments

  • Letters

    Correspondence- June 3, 1871

  • Departments

    Business and Personal- June 3, 1871

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Why Do Facts Fail?

Why Do Facts Fail?

Deconstructing Denial