{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A Treatise On Belts and Pulleys: Embracing Full Explanations of Fundamental Principles; Proper Disposition of Pulleys; Rules, Formulas, and Tables for ... Belts Running Over Covered Pulleys; Streng","author_name":"John Howard Cromwell","thumbnail_url":"https://www.ebooknetworking.net/books/114/906/big1149068515.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1149068515.html\">A Treatise On Belts and Pulleys: Embracing Full Explanations of Fundamental Principles; Proper Disposition of Pulleys; Rules, Formulas, and Tables for ... Belts Running Over Covered Pulleys; Streng</a>","width":400,"height":300}