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Rice Culture

A Weekly Payment Law in New York

The Industrial South -Tallapoosa, Ga

Position of the Planets for June

Photographic Notes

An Improved Ore Concentrator

An Improved Bag Filler and Holder

An Improved Vehicle Wheel

An Improved Nut Lock

An Index Plate for Gear-Cutting Machines

The Fire Alarm System of Jersey City

An Envelope Moistener and Sealer

An Improved Sad Iron

An Improved Dental Instrument

An Improved Holder for Paper Bags

An Improved Tool Holder

An Improved Shaft Bearing

An Improved Logging Railway

Stained Glass and Objects of Wire Cloth

Index of Inventions- May 31, 1890


  • Letters

    Correspondence- May 31, 1890

  • Recommended

    New Books and Publications- May 31, 1890

  • Departments

    Business and Personal- May 31, 1890

  • Recently Patented Inventions- May 31, 1890

  • Notes and Queries- May 31, 1890

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May 31, 1890

Science for the Modern World