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Scientific American Magazine Vol 13 Issue 23

Scientific American Magazine

Volume 13, Issue 23

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Features

Improved Bolt and Rivet Machine, New Theory of Iron, and more

A Woolen Factory Operated By Chinese Workmen

An Invention Worth Ten Thousand Dollars a Day

Recent American Patents

Notes on New Discoveries and New Applications of Science

Polytechnic Association of the American Institute

The Steamer Saxon and Her Submarine Appartus

Editorial Correspondence

To Our Advertising Patrons

M'Neil's Beefsteak Pounder

Departments

Correspondence

Notes and Queries