{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"On the Structure and Distribution of Coral Reefs; Also, Geological Observations on the Volcanic Islands and Parts of South America Visited During the Voyage of Beagle (Classic Reprint)","author_name":"Darwin, Charles","thumbnail_url":"https://www.ebooknetworking.net/books/B00/8NI/bigB008NIIY7C.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B008NIIY7C.html\">On the Structure and Distribution of Coral Reefs; Also, Geological Observations on the Volcanic Islands and Parts of South America Visited During the Voyage of Beagle (Classic Reprint)</a>","width":400,"height":300}