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The Magnitude of the Solar System

American Forestry Association

Trial at Sea of a Navigating Tricycle

An Improved Instrument for Engineers, Surveyors, Etc.

An Effective Feed Water Heater

An Improved Car Coupling

An Improved Needle Threader

Strengthening Lead and Other Pipes

The Eastern Power Station of the Brooklyn City Railroad Company

A Tree Shattered by Lightning

Church Spire, Norwich, Conn., Struck by Lightning

Broadway During a Fire

Approaching Eclipse of the Moon

Professor Charles Valentine Riley

To Inventors - September 8, 1894


  • Departments

    Index of Inventions - September 8, 1894

  • Notes and Queries - September 8, 1894

  • Business and Personal - September 8, 1894

  • Recently Patented Inventions - September 8, 1894

  • Patents - September 8, 1894

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September 08, 1894

Of Shamrocks and Science

Happy St. Patrick’s Day