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Features

Fires-Causes and Prevention

What is Light?

One More Number

Glass Spinning and Weaving

Remarkable Eruption of Mauna Loa

New Air Engine

Improved Safety Nut

Automatic Balance Attachment for Valves

Tool for Driving and Clinching Nails

Improved Safety Valve

New Hand Power Band Saw

Apparatus for Removing Ice from Railroads

New Telegraph Insulator

Business Colleges

Packard's Business College

Miscellaneous Inventions

Amateur Mechanics

A Simple Single-Acting Steam Engine

The Hercules Beetle

Variegation of Leaves

By James Hogg

Chinese Women's Feet

Communications Received

Departments

  • Departments

    Recent Inventions

  • Correspondence

  • Business and Personal

  • Notes and Queries

  • Index of Inventions

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December 18, 1880

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