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Scientific American Magazine Vol 10 Issue 7

Scientific American Magazine

Volume 10, Issue 7

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Features

Improved Marine Clock and Register

Gun-Cotton for Cannon

New Books and Publications

Production and Consumption of Coffee

Food for Cattle

Composition of Atmosphere--Valley of Death

Boiling Food for Hogs

The United States Mint and Coinage

Foreign Scientific Miscellany

American Cast-Iron Ordnance

Defects of the British Iron-Clads

Special Notices

Power From Belting

Invention, the Ally of Civilization

Tungsten and its Alloys

“Macfie” on Patents

American Flax-Cotton and Machinery

American Steel and Machine-Cut Files

Our Subscribers

Present Strength of the British Navy

Recent American Patents

The Pressure Produced by Gunpowder

Patent Claims

Patents Granted for Seventeen Years!

To Our Readers

Rates of Advertising

The Cheapest Mode of Introducing Inventions

A Valuable Work for Inventors Patentees and Manufacturers

Improved Friction Pulley, The Government Laboratory

Departments

Correspondence

Notes and Queries