{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Mechanics of Mechanical Watches and Clocks (History of Mechanism and Machine Science)","author_name":"Ruxu Du, Longhan Xie","thumbnail_url":"https://www.ebooknetworking.net/books/364/229/big3642293077.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-3642293077.html\">The Mechanics of Mechanical Watches and Clocks (History of Mechanism and Machine Science)</a>","width":400,"height":300}