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Features

Patent Legislators in Congress

A New Deep Sea Sounding Apparatus

Prospects of Trade in Brazil

Our Venomous Snakes

The Tay Bridge Disaster

New Method of Producing Photographic Pictures in Colors

Edison's Vacuum Apparatus

Laboratory Apparatus

Novel Toilet Cabinet

New Damper Regulator

Stereoscopic Lantern Pictures

American Industries-No. 28

The Manufacture of Wood Working Machinery

Hints to the Young Steam Fitter

By Wm. J. Baldwin

The Aard Vark

A Novel Clock

Miscellaneous Inventions - January 17, 1880

Communications Received - January 17, 1880

Departments

  • Departments

    Correspondence - January 17, 1880

  • Index of Inventions - January 17, 1880

  • Business and Personal - January 17, 1880

  • Notes and Queries - January 17, 1880

  • Patents - January 17, 1880

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January 17, 1880

Confronting Common Wisdom