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Wave Action

Extermination of American Game

Bridge Our Downtown Side Streets

A Burner for Heated Compressed Air and Oils Gases etc

An Improved Stove Pipe

An Improved Clamp

An Improved Car Coupling

An Attachment for Printing Presses

The Armstrong 9-Inch Gun

Improved Gate for Railway Crossings

Bridging New York Streets

Rio De Janeiro

Mr Lorillard's Steel Launch

High and Low Tension Electric Circuits

By T. O'Conor Sloane

Paris Sewer Electric Wires and Pneumatic Tubes


  • Letters

    Correspondence- February 8, 1890

  • Departments

    Business and Personal- February 8, 1890

  • Recently Patented Inventions- February 8, 1890

  • Notes and Queries- February 8, 1890

  • To Inventors- February 8, 1890

  • Index of Inventions- February 8, 1890

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February 08, 1890

The Antidote to Anti-Intellectualism