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Barrel Machinery

New Brick Machine

Rail-Road News

Fast Locomotives

A Perilous Situation

New Suspension Bridge at Niagara

The Age of Gold

Metropolitan Hotel

List of Patent Claims

Woodworth Patent

To our Subscribers--End of Volume 7 Scientific American

The Cotton Crop

Patent Rat-Trap

Repairing a Ship's Bottom While Afloat

New Postage Law

New Lubricating Balance Box--Fig 1

Annual Fair of the South Carolina Institute


Facts to be Remembered

Patent Claims


  • Correspondent

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