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Features

A New Carpenter's Plane

London, Berry & Orton's Band Saw Mill

American History of the Electric Light

The South as a Competitor of England

Confiscation of American Patents

William H. Rulofson

A Scientific Invention Wanted

Mining Notes

The Constitution of Matter in the Gaseous State

Alloys

Hair on the Musk Turtle

Sanitary Uses of Gunpowder

The Breeding of Eels

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

  • Departments

    Correspondence

  • Notes and Queries

  • Business and Personal

  • Index of Inventions

  • Patents

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