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Niagara Falls and Buffalo

Patent Tricks-Old and New

Position of the Planets in February

Lower Bow Park, Banff

An Improved Car Coupling

An Improved Pipe Wrench

A Flying Machine

The Main Intersecting Sewer of the City of Brooklyn, N. Y.

Railway Bridge over the Ganges, India

General Montgomery Cunningham Meigs

The Mastodon

To Inventors- January 30, 1892


  • Letters

    Correspondence- January 30, 1892

  • Recommended

    New Books and Publications- January 30, 1892

  • Departments

    Recently Patented Inventions- January 30, 1892

  • Business and Personal- January 30, 1892

  • Notes and Queries- January 30, 1892

  • Index of Inventions- January 30, 1892

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January 30, 1892

Science for the Modern World