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Heavy Quick-Firing Batteries

Opening of a New Dry Dock at Norfolk, Va

A Lamp Heater for Vessels

Improved Feed or Nose Bag for Horses

An Improved Seed Cotton Cleaner

An Improved Oil Can

An Improved Hinge

An Improved Car Coupling

A Gas Burner for Heating Purposes

The Vyrnwy Lake of the Liverpool Water Works

Envelope Addressing Machine

The Torpedo Boat Stiletto

By George F. W. Holman

Chinese Alligators in the Aquarium at Berlin

Lake's Ocean Tricycle at Atlantic City, N. J

Apparatus for Soldering and Melting

By M. Hopkins

An Improved Automatic Clutch and Tension Machine


  • Letters

    Correspondence- May 11,1889

  • Recommended

    New Books and Publications- May 11,1889

  • Departments

    Business and Personal- May 11,1889

  • Recently Patented Inventions- May 11,1889

  • Notes and Queries- May 11,1889

  • Index of Inventions- May 11,1889

  • To Inventors- May 11,1889

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May 04, 1889

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