{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Machinery's Encyclopedia: A Work of Reference Covering Practical Mathematics and Mechanics, Machine Design, Machine Construction and Operation, ... and Kindred Subjects in the Engineering Fiel","author_name":"Erik Oberg, Franklin Day Jones","thumbnail_url":"https://www.ebooknetworking.net/books/B00/9NE/bigB009NE9IO8.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B009NE9IO8.html\">Machinery&#039;s Encyclopedia: A Work of Reference Covering Practical Mathematics and Mechanics, Machine Design, Machine Construction and Operation, ... and Kindred Subjects in the Engineering Fiel</a>","width":400,"height":300}