{"product_id":"calendar-humanitys-epic-struggle-to-determine-a-true-and-accurate-year-9780380793242","title":"Calendar:: Humanity's Epic Struggle to Determine a True and Accurate Year","description":"\u003cp\u003eThe adventure spans the world from Stonehenge to astronomically aligned pyramids at Giza, from Mayan observatories at Chichen Itza to the atomic clock in Washington, the world's official timekeeper since the 1960s. We visit cultures from Vedic India and Cleopatra's Egypt to Byzantium and the Elizabethan court; and meet an impressive cast of historic personages from Julius Caesar to Omar Khayyam, and giants of science from Galileo and Copernicus to Stephen Hawking. Our present calendar system predates the invention of the telescope, the mechanical clock, and the concept ol zero and its development is one of the great untold stories of science and history. \u003c\/p\u003e\u003cp\u003eHow did Pope Gregory set right a calendar which was in error by at least ten lull days? What did time mean to a farmer on the Rhine in 800 A.D.? What was daily life like in the Middle Ages, when the general population reckoned births and marriages by seasons, wars, kings'' reigns, and saints' days? In short, how did the world\u003c\/p\u003eThe adventure spans the world from Stonehenge to astronomically aligned pyramids at Giza, from Mayan observatories at Chichen Itza to the atomic clock in Washington, the world's official timekeeper since the 1960s. We visit cultures from Vedic India and Cleopatra's Egypt to Byzantium and the Elizabethan court; and meet an impressive cast of historic personages from Julius Caesar to Omar Khayyam, and giants of science from Galileo and Copernicus to Stephen Hawking. Our present calendar system predates the invention of the telescope, the mechanical clock, and the concept ol zero and its development is one of the great untold stories of science and history. How did Pope Gregory set right a calendar which was in error by at least ten lull days? What did time mean to a farmer on the Rhine in 800 A.D.? What was daily life like in the Middle Ages, when the general population reckoned births and marriages by seasons, wars, kings'' reigns, and saints' days?\u003cbr\u003e\u003cbr\u003e\u003cb\u003eBinding Type:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Harper Perennial\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 01\/01\/2001\u003cbr\u003e\u003cb\u003eISBN:\u003c\/b\u003e 9780380793242\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 352\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.56lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 8.08h x 5.29w x 0.78d\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eReview Citations: \u003c\/strong\u003e\u003ci\u003eIngram Advance\u003c\/i\u003e 06\/01\/1999 pg. 94\u003cbr\u003e","brand":"David Ewing Duncan","offers":[{"title":"Default Title","offer_id":42405991612597,"sku":"9780380793242","price":15.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0473\/0804\/6492\/products\/img_b54fd670-85c8-46c9-b5e6-770773ead2ed.jpg?v=1664284761","url":"https:\/\/pastforward.org\/products\/calendar-humanitys-epic-struggle-to-determine-a-true-and-accurate-year-9780380793242","provider":"Past Forward","version":"1.0","type":"link"}