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A New Carpenter's Plane

London, Berry & Orton's Band Saw Mill

William H. Rulofson

The South as a Competitor of England

Confiscation of American Patents

American History of the Electric Light

A Scientific Invention Wanted

The Constitution of Matter in the Gaseous State

The Breeding of Eels

Sanitary Uses of Gunpowder

Mining Notes

Hair on the Musk Turtle


The Rapieff Electric Light

A New Bench Plane

A New Foot Lathe

Improved Musical Condenser

Double Screw Parallel Vise

Paris Exhibition

Vienna Bronze Work

To Inventors

Communications Received


  • Departments


  • Business and Personal

  • Notes and Queries

  • Index of Inventions

  • Patents

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January 04, 1879