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  • Departments

    The Battleship of the Future

  • An Experiment on the Roman Campagna with the Malarial Mosquito

  • Electric Furnace Litigation--An Important Patent Decision

  • Experimental Formation of the Fluorides of Sulphur

  • Curious Things in Clouds

  • An Acetylene Gas Explosion

  • Death of Dr. Paul Gibier

  • The First Submarine Cable

  • Armored Traction Engine and Train

  • Electrical Coal-Mining Machines

  • Correspondence

  • The United States Military Academy

  • A Truck Attachment for Sulky-Rakes

  • Forest Preservation

  • The Baldwin Acetylene Bicycle-Lamp

  • A Simple Wrench of Novel form

  • Diving for Zoological Specimens

  • Business and Personal

  • Recently Patented Inventions

  • New Books, Etc.

  • Notes and Queries

  • Index of Inventions

  • Patents

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