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Scientific American Magazine Vol 33 Issue 12

Scientific American Magazine

Volume 33, Issue 12

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Features

The New Post Office, New York City

Shall We Eat the Horse?

The Woodbury Patent

Mr. Dawson's Idea of Evolution

Another View of Mr. Crookes' Last Discovery

Lightning Rods

The New Department of Aesthetics

Explosions in Gunpowder Mills by Electricity

Improved Universal Grinder

Compresses Steel

Practical Mechanism - September 18, 1875

Joshua Rose

Furnace Working with Petroleum

New Locomotive Feed Water Heater

Electrical Speed Recorder

Swans

Magnetism

Recent American and Foreign Patents - September 18, 1875

Canadian Patents - September 18, 1875

Departments

Correspondence - September 18, 1875

Notes and Queries - September 18, 1875

Business and Personal - September 18, 1875

Index of Inventions - September 18, 1875