
Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing- List Price: $23.00
- ISBN-10: 0380975289
- ISBN-13: 9780380975280
- Edition: First Edition
- Type: Hardcover
- Publisher: Avon Books
About The Book
The adventure spans the world from Stonehenge to astronomically aligned pyramids at Giza, from Mayan observatories at Chichen Itza to the atomic clock... Read more
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