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The Manitou and Pike's Peak Railway

By Fred. R. Hastings

Celebration of the Beginning of the Second Century of the American Patent System

The Constitution of the Koch Lymph Disclosed

Jarrah Wood

The Book Patent Bill

Electrical Sporting Bulletins

The Science of Smuggling

Long Distance Telephony

The Steamship North Wind--The Business Boat of the Lakes

Simple Lamp Socket and Rheostat

By Geo. M. Hopkins

The Little Ant-Eater in the Zoological Garden at Berlin

A Reversing Driving Gear for Planers

A Cotton Chopper and Cultivator

Experimental Science

By Geo. M. Hopkins

The Scientific American- January 24, 1891


  • Letters

    Correspondence- January 24, 1891

  • Recommended

    New Books and Publications- January 24, 1891

  • Popular Books- January 24, 1891

  • Departments

    Business and Personal- January 24, 1891

  • Recently Patented Inventions- January 24, 1891

  • Notes and Queries- January 24, 1891

  • Notes & Queries- January 24, 1891

  • Index of Inventions- January 24, 1891

  • To Inventors- January 24, 1891

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January 24, 1891

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