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Protective Devices on Street Railroads

American Armor Plate

Notes from the Worlds Columbian Exposition Chicago 1893

The Cold Storage Palace at the Columbian Fair and Its Destruction by Fire

An Improved Wire Mat

Test of Bearing Power of Piles

An Improved Carpenter's Square

The Montana Building

The Ohio Building

The Arizona, Oklahoma and New Mexico Building

New York State Building

The Total Eclipse of the 16th of April in Senegal

Antediluvian Monsters

To Inventors - July 22, 1893


  • Departments

    Notes and Queries - July 22, 1893

  • Business and Personal - July 22, 1893

  • Index of Inventions - July 22, 1893

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July 22, 1893

Science for the Modern World