Fire Without Matches
Man Carried Fire to His Cave
Water Works for Man
Norwegian Woman Spinning
Jacquard Loom for Weaving Silk
Galileo Discovering the Principle of the Pendulum
Mill Engine Designed by James Watt
A Modern Descendant of the "De Witt Clinton"
Modern Printing Press
The Telescope at the Mt. Wilson Observatory, California
Forms of Lenses
Faraday and His Dynamo
Radio Antenna on the U.S.S. "Texas"
Thomas Edison and His Phonograph
The Clepsydra or "Water-Thief"
The Gyro-Compass or Spinning Compass
Picture Writing and the Ancestors of Our Alphabet
The Leyden Jar
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© 2001, by Lynn Waterman