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The Introduction of Reindeer into Alaska

Desertions from the New Navy

Progress of Irrigation

Position of the Planets in November

The Conveyance of Dispatches by Bees

A Pulverizing Harrow and Cultivator

A Seat Attachment for Bicycles

Roman Amphitheater at Weehawken N J

A Horse Shoe to be Clamped on the Hoof

Gigantic Passenger Elevator of the North Hudson County Railway

An Improved Screw Safety Car Brake

To Inventors


  • Correspondence

  • New Books and Publications

  • Recently Patented Inventions

  • Business and Personal

  • Notes & Queries

  • Index of Inventions

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October 31, 1891

Of Shamrocks and Science

Happy St. Patrick’s Day