{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year","author_name":"David Ewing Duncan","thumbnail_url":"https://www.ebooknetworking.net/books/038/079/big0380793245.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0380793245.html\">Calendar: Humanity&#039;s Epic Struggle to Determine a True and Accurate Year</a>","width":400,"height":300}