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Features

A Machine to Supersede Typesetting

Meeting of the National Electric Lighting Association

Position of the Planets in March 1889

Proposed Visit of the American Engineering Societies to Europe

An Improved Grate Bar

The Sartell Railway Car Heater

The Mason Reducing Valve

An Improved Oil Can Nozzle

An Improved Hoisting Machine

A Machine to Distribute Poison on Plants

The French Exposition of 1889 at the Esplanade Des Invalides

Improved Device to Close a Tent Entrance

An Improved Car Wheel and Bearing

Improved Plunger Rod for Pumps

An Improved Wood-Sawing Machine

An Improved Saw Mill Dog

An Improved Steam Engine

Automatic Indicator for Magazine Guns

An Improved Air Ship

The Top of the Eiffel Tower

Lantern Pantographs

By M. Hopkins

Departments

  • From the Editor

    To Inventors- March 9, 1889

  • Letters

    Correspondence- March 9, 1889

  • Departments

    Business and Personal- March 9, 1889

  • Recently Patented Inventions- March 9, 1889

  • Notes and Queries- March 9, 1889

  • Index of Inventions- March 9, 1889

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March 09, 1889

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