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A Violent Eruption of the Sun

New System of Maritime Navigation

A Straining and Measuring Pot

An Ensilage Harvester and Chopper

An Improved Clothes Line Pulley

An Improved Cultivator

Ferns: Their Preservative Properties and Varied Uses

By N. Pike

Dr. S. P. Langley's Experiments in Aerodynamics

The Electrical Transmission of Power Between Lauffen on the Neckar and Frankfort on the Main

California's Famous Big Trees

Trouve's Aviator


  • Letters

    Correspondence- February 13, 1891

  • Recommended

    New Books and Publications- February 13, 1891

  • Departments

    Recently Patented Inventions- February 13, 1891

  • Business and Personal- February 13, 1891

  • Notes and Queries- February 13, 1891

  • Index of Inventions- February 13, 1891

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