{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Cams and springs for poppet valves (Mechanical World monographs series;no 61)","author_name":"William Herbert Lee","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0000CHUGV.html\">Cams and springs for poppet valves (Mechanical World monographs series;no 61)</a>","width":400,"height":300}