ILLUSTRATIONS
Reading edition
TO FACE PAGE
The Spirit of Time
The Cave Man and the Moving Shadow 16
Time Telling in the "Land Between the Rivers" 32
The First Recorded Sun Dial 40
The Clepsydra, or Water Clock 56
Types of the Earliest Time Tellers 64
Galileo Discovering the Principle of the Pendulum 72
A Time Piece of the Middle Ages 80
Ancestors of the Watch 88
The First Pocket Time Piece 96
The "Nuremburg Egg," the First Real Watch 104
First Forms of the Watch 112
Sixteenth Century Watches 120
Late—In Spite of His Two Watches 128
Seventeenth Century Watches 136
The Swiss "Manufacturer" and a Craftsman 144
The First Yankee Clock Maker 152
"Grandfather's Clocks" 160
Eighteenth Century Watches 168
"Quantity Production" in 1850 176
A Glimpse of a Giant Industry 200
Twentieth Century Watches 208
Time Telling in the Dark 216
Time Pieces Vital to Industry 224