{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Ongoing Columbian Exchange: Stories of Biological and Economic Transfer in World History","author_name":"Christopher Cumo","thumbnail_url":"https://www.ebooknetworking.net/books/161/069/big1610697952.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1610697952.html\">The Ongoing Columbian Exchange: Stories of Biological and Economic Transfer in World History</a>","width":400,"height":300}