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

A Woolen Factory Operated By Chinese Workmen

Recent American Patents

An Invention Worth Ten Thousand Dollars a Day

The Steamer Saxon and Her Submarine Appartus

Notes on New Discoveries and New Applications of Science

Polytechnic Association of the American Institute

Editorial Correspondence

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M'Neil's Beefsteak Pounder


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December 02, 1865

Of Shamrocks and Science

Happy St. Patrick’s Day