{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Notes on the design of machine elements for use in connection with Unwin's machine design: part I","author_name":"John H. Barr","thumbnail_url":"https://www.ebooknetworking.net/books/B00/64S/bigB0064SOOCC.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0064SOOCC.html\">Notes on the design of machine elements for use in connection with Unwin&#039;s machine design: part I</a>","width":400,"height":300}