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Features

Position of the Planets for January

The Electric-Light Troubles in New York

An Automatic Paper Carrier for Drying Rooms

An Improved Raw Water Cut-off

An Improved Electric Railway Signal

An Improved Railway Rail Tie

An Improved Air Cooling Apparatus

The Great Traveling Crane at Trubia

An Improved Friction Clutch

Armor Plate for War Ships

A New System of Rapid Telegraphy

Poisonous Fish of the Indian Ocean

By Nicolas Pike

The Nitrate of Soda Works and Fields of Chile

Departments

  • Recommended

    New Books and Publications- December 28, 1893

  • Departments

    Notes and Queries- December 28, 1893

  • Business and Personal- December 28, 1893

  • Recently Patented Inventions- December 28, 1893

  • To Inventors- December 28, 1893

  • Index of Inventions- December 28, 1893

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December 28, 1889

See the World from a Different Perspective

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