STEAM STEEL AND ELECTRICITY

By

JAMES W. STEELE





CONTENTS


THE STORY OF STEAM.

What Steam is.--Steam in Nature.--The Engine in its earlier
forms.--Gradual explosion.--The Hero engine.--The Temple-door
machine.--Ideas of the Middle Ages.--Beginnings of the modern
engine.--Branca's engine.--Savery's engine.--The Papin engine
using cylinder and piston.--Watt's improvements upon the
Newcomen idea.--The crank movement.--The first use of steam
expansively.--The "Governor."--First engine by an American
Inventor.--Its effect upon progress in the United
States.--Simplicity and cheapness of the modern engine.--Actual
construction of the modern engine.--Valves, piston, etc., with
diagrams.

THE AGE OF STEEL.

The various "Ages" in civilization.--Ancient knowledge of the