{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Elements of Machine Design: An Introduction to the Principles Which Determine the Arrangement and Proportions of the Parts of Machines, and a Collection of Rules for Machine Design ...","author_name":"Unwin, William Cawthorne","thumbnail_url":"https://www.ebooknetworking.net/books/B00/AWO/bigB00AWOCLR4.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00AWOCLR4.html\">The Elements of Machine Design: An Introduction to the Principles Which Determine the Arrangement and Proportions of the Parts of Machines, and a Collection of Rules for Machine Design ...</a>","width":400,"height":300}