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An Inquiry into the Origin of Invention

Manufacture of Silver Spoons

Setting-Up With the Wrench

To Drill Holes in Line

The Standard Screw Threads


Modern and Ancient Rainfall

The Patent Committee's Error

Improved Dam for Irrigating-Ditches

Single Rail Elevated Railway and Train

Improved Gate

Constructing, Ventilating, and Cooling Cellars

Crank Pin for Steam Engines

The Automatic Flute and How to Make it

By Victor Smedley

Simple Photo-Enlarging Apparatus

Isolating Pavilions for Contagious Diseases

Ice Yachting

Improved Burial Windlass

Mechanical Inventions - February 9, 1884

Miscellaneous Inventions - February 9, 1884

Agricultural Inventions - February 9, 1884

Engineering Inventions - February 9, 1884


  • Letters

    Correspondence - February 9, 1884

  • Recommended

    New Books and Publications - February 9, 1884

  • Departments

    Business and Personal - February 9, 1884

  • Notes and Queries - February 9, 1884

  • Index of Inventions - February 9, 1884

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