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Foust's Machine: For Loading Hay

The Chemistry of Gun-Cotton

The Discoveries of 1863

Miscellaneous Summary

Farmers' Club

Special Notice

Goldsmith and Gregory's Swine-Catching Implement

Polytechnic Association of the American Institute

Supplement to Ure's Dictionary

English Engravings of the Monitor Turrets

Social Condition of Working-Men

Chemical Inventions

Where the Funds For the War Have Come From

Death of a Distinguished Inventor

New Mode of Smelting Lead Ores

Submarine Warfare

The Boiler Explosion on the Chenango

Recent American Patent

Patent Claims

Issued From The United States Patent-Office

Patents Granted for Seventeen Years!

Rates of Advertising

To Our Readers

Improved Universal Sawing Machine


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