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The Nadrai Aqueduct, India

Automatic Car Couplers

The United States Leads the World in Iron

Oil Fuel under Stationary Boilers

An Improved Knitted Fabric

Benzine Blowpipe

An Automatic Railroad Gate

A Practical, Durable, Metallic Railway Tie

A Tool Holder for Engine Lathes

An Improved Water Closet

Lambrecht's Polymeter

Improved Cable-Conveying Apparatus

The Ostrich

Another United States Cruiser Afloat


  • Departments

    Business and Personal- December 5, 1891

  • Recently Patented Inventions- December 5, 1891

  • Notes and Queries- December 5, 1891

  • Index of Inventions- December 5, 1891

  • To Inventors- December 5, 1891

  • Patents! - December 5, 1891

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