{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Simple Working Models Of Historic Machines (MIT Press Classics)","author_name":"Aubrey F. Burstall","thumbnail_url":"https://www.ebooknetworking.net/books/026/252/big0262520362.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0262520362.html\">Simple Working Models Of Historic Machines (MIT Press Classics)</a>","width":400,"height":300}