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The Fourth State of Matter

American Industries.--No. 3

By Hamilton S. Wicks

The Transmutation of Elements

The Bill to Discourage Inventions

An Improved Table

Rotary Lift Pump

Saturator and Regulator of Mekarski's Compressed Air Motor

Amateur Mechanics

A New Continuous Calk Horseshoe

A Novel Bridle Bit

Excavator on the Ghent and Terneu-Zen Ship Canal, Belgium

The Wallace-Farmer Electric Light

The Penciled Ear Hog

A New Firearm

A New Form of Sulphureted Hydrogen Apparatus

By R.C. Cooley

Elizabethan Fireplace

To Inventors

Communications Received


  • Departments


  • New Books and Publications

  • Business and Personal

  • Notes and Queries

  • Index of Inventions

  • Patents

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January 25, 1879

20% Sitewide for President's Day