{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Elements of the Theory of Resonance: Illustrated by the Motion of a Pendulum","author_name":"E. W. Brown","thumbnail_url":"https://www.ebooknetworking.net/books/110/765/big1107659752.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1107659752.html\">Elements of the Theory of Resonance: Illustrated by the Motion of a Pendulum</a>","width":400,"height":300}