{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"American Iron, 1607-1900 (Johns Hopkins Studies in the History of Technology)","author_name":"Professor Robert B. Gordon","thumbnail_url":"https://www.ebooknetworking.net/books/080/185/big0801851815.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0801851815.html\">American Iron, 1607-1900 (Johns Hopkins Studies in the History of Technology)</a>","width":400,"height":300}