Cutting Down the Pittsburgh "Hump" District

A Dangerous Bill, Dual Personality in Court, Painting the Town With Phosphorescent Paint and more

Gasoline Slot Machine, Combined Piano Player and Talking Machine

A Pantagraph Which Draws on Steel With a Point of Flame

Pegoud's Remarkable Performances

What Coolness and Nerve Can Accomplish

Earthquakes and the Panama Canal

A Study of the Geological Conditions on the Isthmus and What it Reveals

Rudolf Diesel: An Appreciation

The Significance of a Great Inventor's Work

Transporting a 46-Ton Cover Plate

A Railroad Bed Lowered to Accommodate the Castings

How One Express Company Proposes to Compete With the Parcels Post

Important Progress in Airships, The Current Supplement and more