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The Babcock & Wilcox Water Tube Boiler

Artificial Respiration, The Efficiency of the Water Trap

Patent Law and Equity

Household Fungi

Two Meteorites

A New Industrial School of Art in New York

The National Academy of Science

Novel Swimming Device

A Large Ice Machine

Improved Hot-Blast Boiler Furnace

New Oil-Testing Apparatus

Novel Transparent Sign

A Novel Thermoscope

New Corn Grater

The Columbia

Natural History Notes

Dust Figures

By Burr Noble

Ants and their Milch Cattle

The Chronology of the Telegraph

Miscellaneous Inventions - May 22, 1880

The Volatile Oil of Mustard

By Wm. L Dudley

Recent Decisions Relating to Patents - May 22, 1880

Communications Received - May 22, 1880


  • Departments

    New Inventions - May 22, 1880

  • Notes and Queries - May 22, 1880

  • Business and Personal - May 22, 1880

  • New Books and Publications - May 22, 1880

  • Index of Inventions - May 22, 1880

  • Patents - May 22, 1880

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