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Foust's Machine: For Loading Hay

The Chemistry of Gun-Cotton

The Discoveries of 1863

Miscellaneous Summary

Special Notice

Goldsmith and Gregory's Swine-Catching Implement

Farmers' Club

Polytechnic Association of the American Institute

Supplement to Ure's Dictionary

Social Condition of Working-Men

English Engravings of the Monitor Turrets

Chemical Inventions

Where the Funds For the War Have Come From

Submarine Warfare

New Mode of Smelting Lead Ores

Death of a Distinguished Inventor

Recent American Patent

Patent Claims

Issued From The United States Patent-Office

The Boiler Explosion on the Chenango

Patents Granted for Seventeen Years!

Rates of Advertising

To Our Readers

Improved Universal Sawing Machine


  • Correspondence

  • Departments

    Notes and Queries

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April 30, 1864

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