{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Time on the Cross: The Economics of American Negro Slavery","author_name":"Robert William Fogel, Stanley L. Engerman","thumbnail_url":"https://www.ebooknetworking.net/books/031/628/big0316287008.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0316287008.html\">Time on the Cross: The Economics of American Negro Slavery</a>","width":400,"height":300}