{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Solenoids, Electromagnets and Electro-magnetic Windings ... 223 Illustrations","author_name":"Charles Reginald Underhill","thumbnail_url":"https://www.ebooknetworking.net/books/129/752/big1297521188.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1297521188.html\">Solenoids, Electromagnets and Electro-magnetic Windings ... 223 Illustrations</a>","width":400,"height":300}