{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Sleepwalkers: A History of Man's Changing Vision of the Universe (Compass) [Paperback] [1990] (Author) Arthur Koestler, Herbert Butterfield","author_name":"aa","thumbnail_url":"https://www.ebooknetworking.net/books/B00/EDG/bigB00EDG7P1O.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00EDG7P1O.html\">The Sleepwalkers: A History of Man&#039;s Changing Vision of the Universe (Compass) [Paperback] [1990] (Author) Arthur Koestler, Herbert Butterfield</a>","width":400,"height":300}