{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Elevators; a practical treatise on the development and design of hand, belt, steam, hydraulic, and electric elevators","author_name":"John H. Jallings","thumbnail_url":"https://www.ebooknetworking.net/books/123/658/big1236584538.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1236584538.html\">Elevators; a practical treatise on the development and design of hand, belt, steam, hydraulic, and electric elevators</a>","width":400,"height":300}