Scientific American Magazine Vol 39 Issue 12

Scientific American Magazine

Volume 39, Issue 12

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Features

Electric Lighting

The Origin of American Mechanical Genius

Mental Experimenting

The Utilization of Weeds

The British Association

The Imagination in the Constructive Arts

The Bag-Worm's Mother

Senate Bill No. 300

The Dynamometer of the Great Captive Balloon at the Paris Exhibition

Sheaf Binding

Gang Plow Trials-Paris Exhibition

Notes of Patent Law

Decisions of the Courts

A New Camera Lucida

A New Head Protector

Potato Digger

The Polyscope

Gathering the Sap of the Maguey

The Tufted Coquette

The Lagetto, or Lace-Bark Tree

Professor Palmieri's Diagometer

Astronomical Notes

Berlin H. Wright

Communications Received

Departments

Notes and Queries

Business and Personal

Index of Inventions

Patents