Departments

• 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