{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Mystery of a New Kind of Rays: The Story of Wilhelm Conrad Roentgen and His Discovery of X-Rays","author_name":"Harold Berger","thumbnail_url":"https://www.ebooknetworking.net/books/147/523/big1475239971.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1475239971.html\">The Mystery of a New Kind of Rays: The Story of Wilhelm Conrad Roentgen and His Discovery of X-Rays</a>","width":400,"height":300}