{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Production Trends In The United States Since 1870","author_name":"Arthur. F Burns","thumbnail_url":"https://www.ebooknetworking.net/books/140/674/big1406747076.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1406747076.html\">Production Trends In The United States Since 1870</a>","width":400,"height":300}