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  • Departments

    Two Remarkable Achievements in Chemical Physics

  • Our Phenomenal Exports

  • The Armor Plate Fiasco

  • The Railroad Systems of Asia

  • Electrical Supply by Gas Companies

  • Paris Exposition Notes

  • Felling Tall Chimneys

  • Electric Head Light Effects

  • The Herreshoff 70-Foot Yacht Mineola

  • An Adjustable Hoisting Pulley

  • Some Unique Attractions of the Paris Exposition

  • Correspondence

  • A Photograph of the Solar Eclipse

  • Rolling-Lift Bridge over Fort Point Channel, Boston

  • Manufacture of Carborundum at Niagara Falls

  • Improved Vending-Machine

  • Efficient Shot-Gun Cleaner

  • A Curious Historic Weapon

  • Etruscan Tombs at Orvieto

  • Recently Patented Inventions

  • New Books, Etc.

  • Notes and Queries

  • Business and Personal

  • Index of Inventions

  • Patents

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