class="tdr">
| 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 |
|
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