{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Understanding Pendulums: A Brief Introduction (History of Mechanism and Machine Science)","author_name":"L.P. Pook","thumbnail_url":"https://www.ebooknetworking.net/books/940/071/big9400714149.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-9400714149.html\">Understanding Pendulums: A Brief Introduction (History of Mechanism and Machine Science)</a>","width":400,"height":300}