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Electricity and Some of its Practical Applications

Romance of the Steam Engine

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Bradley's Relay Magnet

Column of Varieties

Five Thousand Volunteers Wanted

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Cast Iron Rifled Cannon

Working Steam Expansively

The Polytechnic Association of the American Institute

Departments

  • Letters

    Our Correspondence - February 9, 1861

  • Departments

    Patent Claims - February 9, 1861

  • Notes and Queries - February 9, 1861

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February 09, 1861

Help Us Reforest the Mississippi River Valley