{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Introduction and succession of vertebrate life in America. An address delivered before the American Association for the Advancement of Science, at Nashville, Tenn., August 30, 1877","author_name":"O. C. Marsh","thumbnail_url":"https://www.ebooknetworking.net/books/B01/0XM/bigB010XMBMBA.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B010XMBMBA.html\">Introduction and succession of vertebrate life in America. An address delivered before the American Association for the Advancement of Science, at Nashville, Tenn., August 30, 1877</a>","width":400,"height":300}